Unit 4 : Computer - Hardware
Presentation
•
Computers
•
11th Grade
•
Easy
Ala Jaber
Used 25+ times
FREE Resource
101 Slides • 166 Questions
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Multiple Choice
What is the main focus of the "Hardware" section in computer science?
Software development and the writing of application code
Hardware components and their functions
Internet protocols
Cybersecurity threats
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Multiple Choice
Which of the following is NOT part of computer hardware?
A) CPU
B) RAM (Random Access Memory)
C) Operating System
D) Input devices
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Multiple Choice
The Von Neumann model involves which CPU components?
A) Keyboard, mouse, monitor
B) Control unit, ALU, registers, clock
C) Browser, operating system, apps
D) Scanner, printer, speakers, and other peripherals
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Multiple Choice
A computer where both data and instructions are stored in memory is known as:
Harvard architecture
Embedded system designed for one specific task
Cloud computing
Von Neumann architecture
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Multiple Choice
Von Neumann architecture can best be defined as:
Software that is stored remotely on the internet and accessed on demand
Computer system design where program and data are stored together
CPU design without memory
Embedded system
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Multiple Choice
What connects the CPU, memory, and input/output devices in a computer system?
Cloud storage
Operating system
A group of wires called the bus
Device drivers
RAM
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Multiple Choice
Which hardware device carries out processing in a computer?
CPU
Operating system
bus
RAM
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Multiple Choice
What is the role of the bus in a computer system?
To process instructions
To store programs
To provide a group of connections between devices
To display data and other output information to the user
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Multiple Choice
The continuous sequence where the CPU fetches, interprets, and carries out instructions is called:
Reading cycle
Fetch-decode-execute cycle
Boot sequence that runs when the computer starts
Memory allocation cycle
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Multiple Choice
The fetch-decode-execute cycle continues until:
The CPU overheats
The power is turned off
The program ends
The RAM is completely full of data
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Multiple Choice
Output devices are used by a computer to:
A) Store programs
B) Communicate results of processing
C) Manage memory
D) Input raw data from the user for processing
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Multiple Choice
RAM is typically measured in which unit?
Bytes
Megabits
Gigabytes
Hertz, which measures processor speed
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Multiple Choice
The process of the CPU storing data into memory is called:
Fetching
Writing
Reading
Executing
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Multiple Choice
What is a memory address?
A binary number stored in RAM
A number that uniquely identifies a memory location
The total storage capacity available on the hard drive
The address of the CPU
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Multiple Choice
When the CPU retrieves data from a given memory location, the operation is called:
Fetching
Writing
Reading
Executing
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Multiple Choice
In memory addressing, each location is identified by:
A binary instruction
A unique memory address
The current CPU clock speed setting
The bus width
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Multiple Choice
Which statement best describes RAM?
Non-volatile, retains contents when power is off
Volatile, contents are lost when power is off
Stores only input devices
Contains BIOS permanently
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Multiple Choice
Programs permanently stored in ROM are known as:
Cache
Firmware
Virtual memory
Applications
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Multiple Choice
Which firmware system has largely replaced the BIOS in modern computers?
HTTP
UEFI
ROM
RAM
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Multiple Choice
What visible feature connects the chips on older circuit boards like the Sinclair ZX81?
Plastic casing
Parallel silver tracks (buses)
Cooling fans
Power supply cables running across the board
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Multiple Choice
In the Raspberry Pi, the central chip combines:
ROM and cache
CPU, RAM, and some I/O functions
CPU and GPU only
Cache memory and firmware storage chips
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Multiple Choice
Cache memory is primarily used between:
CPU and I/O devices
CPU and RAM
RAM and hard drive
Input and output devices
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Multiple Choice
Which of the following is TRUE about cache memory?
It is large and cheap
It is small and expensive
It is stored permanently in ROM
It replaces virtual memory
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Multiple Choice
What happens when frequently used data is loaded from RAM into the cache?
The CPU slows down
The CPU can access it at faster speed
The data is deleted permanently
The cache memory becomes unstable and volatile
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Multiple Choice
The main purpose of cache memory in relation to the CPU is to:
Increase storage capacity
Avoid waiting for slower RAM
Replace ROM
Eliminate the need for input devices
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Multiple Choice
In computer science vocabulary, what does the term chunk usually refer to?
A memory address
A single binary digit
Quite a large amount of something
A significant bottleneck that slows down performance
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Multiple Choice
What is a “cache miss”?
Data requested is not found in cache memory
Cache memory becomes completely full of data
Cache is faster than CPU
CPU rejects cache data
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Multiple Choice
Which term refers to the central unit that executes instructions in a computer?
Microprocessor
Cache
Memory bus controller unit
Firmware
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Multiple Choice
A “bottleneck” in computing refers to:
A CPU malfunction caused by overheating or physical damage
A point where a process cannot handle further demand
A memory address overflow
A corrupted storage block
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Multiple Choice
What does the operating system do when the RAM becomes full?
It shuts down the computer
It automatically deletes unused programs to free up space
It uses virtual memory by swapping data to the hard disk
It prevents any new programs from running
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Multiple Choice
What is the main disadvantage of using virtual memory?
It makes programs run faster
It causes performance to drop due to slower hard drive access
It permanently increases the physical storage capacity of RAM
It prevents disk thrashing
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Multiple Choice
A student's laptop has very little free RAM, so the operating system starts swapping data to the hard disk using virtual memory. What is the most likely effect on performance?
The CPU clock speed automatically increases to compensate
Performance slows down, since hard disk access is much slower than RAM
The hard disk automatically expands its own storage capacity without any user action
The computer shuts down immediately to protect the RAM chips
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Multiple Choice
What is the role of the arithmetic/logic unit (ALU) inside the CPU?
To store memory addresses temporarily
To control the flow of data between components
To perform calculations and logic operations
To fetch instructions from memory
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Multiple Choice
What is the role of the program counter register in the CPU?
It stores the results of calculations
It holds the address of the next instruction to be fetched
It holds the instruction that is currently being fetched and executed
It controls the clock speed of the CPU
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Multiple Choice
Which register holds the results of calculations performed by the ALU?
Program Counter
Current Instruction Register
Accumulator
Memory Address Register
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Multiple Choice
Which CPU component is responsible for organising the actions of the other parts of the CPU?
Arithmetic/Logic Unit (ALU)
Register
Control Unit
Clock
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Drag and Drop
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Multiple Choice
What does a greater bus width allow a computer to do?
A) Perform more calculations per second
B) Communicate larger number values
C) Store more instructions in registers
D) Increase the speed of the clock
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Multiple Choice
Which bus carries memory addresses between the CPU and memory to identify a memory location?
A) Data Bus
B) Address Bus
C) Control Bus
D) System Bus
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Multiple Choice
Which bus carries the actual data values to be read from or written to memory?
A) Data Bus
B) Address Bus
C) Control Bus
D) System Bus
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Multiple Choice
What is one disadvantage of increasing a CPU’s clock speed?
A) It significantly reduces the number of instructions processed per cycle
B) It lowers the temperature of the processor
C) It generates more heat that requires better cooling
D) It decreases the performance of the ALU
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Multiple Choice
A gamer "overclocks" their CPU, running it faster than the manufacturer's setting. Besides the extra performance, what trade-off should they expect?
Lower power consumption
More heat is generated, so better cooling is needed
A permanent increase in RAM size
The CPU will permanently be restricted to running only 32-bit software
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Multiple Choice
What does a multicore processor contain?
A) Several CPUs working together
B) One CPU with more than one processor core
C) Multiple ALUs packed inside a single processor register
D) Several control units but no ALU
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Multiple Choice
What is the common name for a processor with 4 cores?
A) Dual-core
B) Quad-core
C) Penta-core
D) Octa-core
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Multiple Choice
What is it called when multiple cores work together on the same program at the same time?
A) Multitasking
B) Sequential processing
C) Parallel processing
D) Pipelining
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Multiple Choice
What is the purpose of cache memory inside or near the CPU?
A) To permanently store all programs and data on the computer
B) To hold the operating system
C) To store recently used data for faster access than RAM
D) To replace the arithmetic logic unit (ALU)
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Multiple Choice
Which of the following is used as a temporary data store so data can be accessed very quickly when needed?
A) Static RAM (SRAM)
B) Cache
C) Multicore processor
D) Dual-core processor
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Multiple Choice
Which type of memory is used to build cache because it is faster than main RAM?
A) DRAM
B) Flash memory
C) Static RAM (SRAM)
D) Virtual memory on the hard disk
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Multiple Choice
Which level of cache is the fastest but smallest?
A) Level 1 (L1) cache
B) Level 2 (L2) cache
C) Level 3 (L3) cache
D) Main RAM
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Multiple Choice
In a multicore processor, which cache level is usually shared by all cores?
A) Level 1 (L1) cache
B) Level 2 (L2) cache
C) Level 3 (L3) cache
D) Static RAM (SRAM)
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Multiple Choice
Which of the following is an example of secondary storage?
A) RAM
B) Cache
C) Hard disk drive
D) Internal CPU registers
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Multiple Choice
Which type of secondary storage works by using differences in light reflection from a material?
A) Magnetic storage
B) Optical storage
C) Solid-state storage
D) Secondary storage
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Multiple Choice
In a magnetic hard disk, what is the purpose of the platters?
A) To hold the read/write heads
B) To spin and store data magnetically in tracks and sectors
C) To translate binary data into electrical signals for transmission
D) To reduce latency when accessing data
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Multiple Choice
In magnetic hard disks, what does the term latency refer to?
A) The speed of the disk platters
B) The delay caused while locating and accessing the required data
C) The capacity of the hard disk
D) The total number of tracks and sectors available per platter surface
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Multiple Choice
How is data stored on a DVD?
A) In magnetic tracks and sectors
B) Along a single spiral track using reflective surfaces
C) Inside electronic circuits as trapped electrical charges permanently
D) In rotating platters coated with magnets
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Multiple Choice
In optical storage like CDs, how is data represented on the disk surface?
By the orientation of magnetic north and south poles
By pits and lands that reflect light differently
By electrical charges trapped in cells
By rotating platters with sectors
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Multiple Choice
What role does the reflective layer in a DVD play during the reading process?
a) It stores the non-reflective pits created during writing
b) It ensures the laser reflects differently for pits and lands
c) It controls the spiral groove movement of the disk
d) It prevents the disk surface from overheating during high-speed rotation
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Multiple Choice
Why does the DVD drive reduce its rotation speed when reading data from the outer edge of the disk?
a) To prevent the reflective layer from overheating
b) To ensure data passes under the laser at a constant speed
c) To avoid permanently damaging the disk's delicate recording material
d) To allow the protective material to stabilize
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Multiple Select
What creates the non-reflective pits on the surface of a DVD during writing?
a) The reflective layer
b) A light sensor detecting signals
c) A laser heating the recording material
d) The control groove (spiral)
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Multiple Choice
What do electrons in a pool represent in NAND flash memory?
a) 1s
b) 0s
c) Control signals
d) Voltage levels
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Multiple Choice
Why are solid-state storage devices faster than hard disks?
a) They use reflective layers instead of magnets to store data permanently
b) They spin at higher speeds
c) They contain billions of transistors that allow direct access to data
d) They store data in optical pits and lands
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Multiple Choice
What happens when the electron pool of a transistor is empty?
a) A 0 is read out because the transistor doesn’t turn on
b) A 1 is read out because the transistor turns on
c) No data is recorded
d) The control signals stop reading bits
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Multiple Choice
Why can flash drives only be rewritten about 1 million times before failing?
a) The storage cells gradually lose their reflective surface coating
b) Writing and erasing gradually damage the transistors
c) The magnetic coating wears away
d) The memory stick loses its capacity over time
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Multiple Choice
What new technology is HP testing for memory storage?
a) Racetrack memory
b) Quantum computing qubits
c) Memristors
d) Optical storage layers
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Multiple Choice
What is a qubit in quantum computing?
a) A transistor storing a single 1 or 0
b) A unit of storage based on reflective pits and lands etched onto a disk surface
c) An individual atom capable of storing and processing more than 1 bit at once
d) A rotating disk sector that holds binary data
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Multiple Select
Which TWO of the following are examples of secondary storage?
Hard disk drive
RAM
Solid-state drive (SSD)
Cache
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Categorize
RAM
ROM
Cache
Hard disk drive
DVD
CD
SSD
USB flash drive
Sort each storage device into the correct category
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Multiple Choice
A file server allows multiple computers to share secondary storage across a network.
True
False
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Multiple Choice
Cloud storage always requires you to be sitting at your usual computer to access your files.
True
False
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Multiple Choice
What is the main advantage of using cloud storage or network-attached storage (NAS)?
a) It is faster than solid-state storage
b) It allows access to data from different locations and devices
c) It never requires a backup system
d) It stores data permanently without requiring any electricity at all
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Multiple Choice
Why is a Storage Area Network (SAN) especially useful in systems like banking?
a) It automatically deletes unused files
b) It significantly reduces the need for internet connections entirely
c) It ensures continuous access to data if one server or disk fails
d) It makes data load faster by using DVDs
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Multiple Choice
Which of the following is an example of network-attached storage (NAS)?
a) A USB flash drive plugged into your laptop
b) A hard-disk drive that connects directly to a network
c) A CD-ROM drive installed inside a desktop computer tower
d) A memory card in a camera
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Multiple Choice
Why is a Storage Area Network (SAN) useful?
a) It allows for the sharing of music and videos online with friends.
b) It prevents access to data from other users.
c) It ensures no loss of access if one server or hard disk fails.
d) It makes your local computer run faster.
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Multiple Choice
What does the term virtualisation mean in the context of cloud storage?
a) Storing data only on a single physical hard drive
b) Creating a backup copy of data on DVDs
c) Presenting storage as one virtual drive while data is spread across multiple servers
d) Moving all data permanently to a single local computer to make access faster every time
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Multiple Choice
Which of the following best describes cloud storage?
a) Storage located on the same physical device as RAM/ROM
b) Storage accessed via a local hard disk drive only
c) Secondary storage accessed over the Internet, often provided by a third party
d) Storage that can only ever be accessed without any Internet connection at all
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Multiple Choice
Which of the following is a disadvantage of cloud storage?
a) The data is securely backed up by the storage provider
b) You can access your data from anywhere using a web browser
c) You may lose access to your data if you lose your Internet connection
d) You don’t ever need to transfer your data when getting a brand new computer
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Multiple Choice
Which of the following best describes an embedded system?
a) A high-performance general-purpose computer used for many different applications at once
b) A computer system designed to do a specific job, often as part of a larger device
c) A laptop with unlimited memory and processing power
d) A desktop computer that can run many programs simultaneously
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Multiple Choice
The Internet of Things (IoT) refers to the interconnection of everyday devices embedded with computing and communication technology.
True
False
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Multiple Choice
Which of the following is an example of IoT in daily life?
a) Running a word processor on a laptop
b) A smartphone sending a text message
c) A fridge that detects low milk supply and notifies the user
d) Playing a video game completely offline on a home games console
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Multiple Choice
A microwave oven contains a chip that only runs the software needed to control heating time and power level. This is an example of:
A general-purpose computer
An embedded system
A cloud server
A multicore processor
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Word Cloud
Name one everyday "smart" device in your home that connects to the internet (an example of IoT)
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Multiple Choice
Which factor does NOT directly affect the performance of a CPU?
a) Clock speed
b) Number of processor cores
c) Size of cache
d) Screen resolution
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Multiple Choice
Laptop X has a faster clock speed than Laptop Y, but Laptop Y has more cores and a larger cache. For video editing software that can run many tasks at once, which laptop should perform better, and why?
Laptop X, because clock speed is the only factor that affects performance
Laptop Y, since more cores and cache let it process several tasks in parallel and access data faster
They will always perform exactly the same, regardless of the task
Laptop X, because a higher clock speed always guarantees better performance in absolutely every situation
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Poll
In your opinion, which factor matters most for a fast gaming PC?
Clock speed
Number of cores
Cache size
GPU (graphics card)
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Multiple Choice
Which of the following best describes the use of logic in algorithms and programs?
a) To decorate code with colors and symbols
b) To evaluate outputs using rules and truth tables based on inputs
c) To store images and sound files in memory
d) To convert high-level programs into machine language instructions
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Multiple Choice
what happens when health is greater than 0?
a) The game ends immediately
b) The condition is false, so the command is not executed
c) The program restarts automatically
d) The command game_over TO true is executed anyway regardless
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Multiple Choice
when will the game be set to "over"?
a) When health is less than or equal to 0, regardless of the lives remaining
b) When lives are equal to 0
c) When either health is 0 or lives are 0
d) Only when health is less than or equal to 0 and lives are equal to 0
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Multiple Choice
According to the truth table for the AND operator, when will the game be over?
a) When health ≤ 0
b) When lives = 0
c) When either health ≤ 0 or lives = 0
d) Only when health ≤ 0 and lives = 0
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Multiple Choice
A truth table shows all possible combinations of inputs and their corresponding outputs.
True
False
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Multiple Choice
A __________ value can only be True or False.
AND
OR
Boolean
Truth table
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Multiple Choice
In a truth table for the OR operator, the outcome is true if either one of the conditions is true.
True
False
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Multiple Choice
Which of the following correctly describes the NOT operator?
a) It outputs a value of 1 only if both of the inputs are 1
b) It outputs 0 only if both inputs are 0
c) It swaps the input values: 0 becomes 1 and 1 becomes 0
d) It outputs 1 if either input is true
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Multiple Choice
The game will end if GOD_MODE = 1, regardless of the values of HEALTH or SCORE.
True
False
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Multiple Choice
Which of the following shows the correct order of precedence for logical operators?
a) AND, OR, NOT, brackets
b) NOT, AND, OR, brackets
c) brackets, NOT, AND, OR
d) brackets, AND, OR, NOT
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Multiple Choice
Which of the following is a function of an operating system?
a) Designing and manufacturing computer hardware
b) Managing files, processes, and hardware
c) Compressing data only
d) Scanning for viruses
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Multiple Choice
Application software refers to programs like word processors and spreadsheets that perform specific tasks for the user.
True
False
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Multiple Choice
Which of the following is an example of system software?
a) Spreadsheet
b) Word processor
c) Operating system
d) Presentation software
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Multiple Choice
System software is a combination of:
a) Application software and games
b) Operating system and utility software
c) Word processor and spreadsheet
d) Antivirus software and presentation software tools
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Multiple Choice
Which type of software is designed to manage other programs’ access to hardware?
a) Application software
b) Utility software
c) Operating system
d) Firmware
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Multiple Choice
Utility software is essential for the operating system to function.
True
False
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Multiple Choice
Which of the following is not an example of an operating system?
a) Windows operating system
b) Linux
c) iOS
d) Chrome web browser
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Multiple Choice
Why won’t the same apps run on both Android and iOS devices?
a) Because Android hardware is always much faster than iOS hardware
b) Because apps must be written for a particular operating system
c) Because iOS devices cannot connect to the internet
d) Because Android apps use more storage
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Multiple Choice
Virtual memory allows a computer to use hard disk space as an extension of RAM when physical memory is full.
True
False
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Multiple Choice
What is the main role of scheduling in an operating system?
a) To permanently store data on the hard disk
b) To allow multiple different users to log in and use the computer system simultaneously
c) To let each program use the CPU for a short time before switching to the next program
d) To increase the size of RAM
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Multiple Choice
What might you notice on your computer when paging occurs frequently?
a) Faster CPU performance
b) A lot of disk activity and slower performance
c) A permanent increase in the computer's RAM capacity
d) Reduced need for scheduling
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Multiple Choice
What does an API (Application Programming Interface) allow?
a) The OS to schedule processes
b) Programs to communicate with each other
c) The OS to manage both RAM and disk space efficiently
d) The CPU to switch between tasks
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Multiple Choice
Paging in an operating system is mainly used when:
a) The CPU overheats
b) The hard disk fails
c) The main memory (RAM) is full
d) The operating system boots up
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Multiple Choice
Scheduling is the algorithm the OS uses to manage how each running process uses the CPU.
True
False
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Multiple Choice
An operating system manages the input and output devices connected to a computer.
True
False
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Multiple Choice
Which tool or command would you use to view running processes on Linux?
a) Task Manager
b) ps aux
c) Activity Monitor
d) CTRL-ALT-DEL
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Multiple Choice
In addition to the applications you are running, what else does the operating system run in the background?
a) Only the web browser
b) Various parts of the operating system itself and hardware drivers
c) Just the antivirus software running quietly in the background at all times
d) Only user-installed applications
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Multiple Choice
In Microsoft Windows, pressing CTRL-ALT-DEL and selecting Task Manager allows you to see all running processes, including background ones.
True
False
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Multiple Choice
In a multitasking operating system, processes are executed truly at the same time by the CPU, not just concurrently.
True
False
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Multiple Choice
Which of the following information about hardware usage is typically displayed for each process?
a) The proportion of CPU time spent on the process
b) The amount of memory used by the process
c) The amount of available memory (real and virtual)
d) All of the above
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Multiple Choice
What is the term used when a user must provide a username, password, or fingerprint to prove their identity in a multi-user system?
a) Authorization
b) Authentication
c) Identity validation
d) Encryption
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Multiple Choice
In a multi-user system, all users automatically have the same access rights and privileges.
True
False
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Multiple Choice
Which of the following is an example of a graphical user interface (GUI)?
a) MS DOS
b) Microsoft Windows
c) Command Line Interface (CLI)
d) Linux terminal
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Multiple Choice
A web server computer might only need a command-line interface since it is usually managed by technicians.
True
False
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Multiple Choice
A systems administrator manages hundreds of servers remotely and needs to run repetitive tasks quickly using typed commands and scripts. Which type of interface would suit this best?
A touch-screen interface
A command-line interface (CLI)
A graphical user interface (GUI) with icons and a mouse
A voice-activated interface
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Multiple Choice
Which of the following is NOT typically a category of utility software?
a) Basic tools
b) File management
c) Security
d) Web browsing
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Multiple Choice
Which of the following is an example of a basic utility tool?
a) Text editor
b) Antivirus
c) Firewall Security
d) File back-up
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Multiple Choice
Utility software is essential to the operating system and must always be installed for a computer to run.
True
False
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Multiple Choice
Which file management tool helps to make a second copy of your files in case the original is lost?
a) Defragmenter
b) Back-up software
c) Compression tool
d) Spyware
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Multiple Choice
A Defragmenter is a utility that moves file clusters on a disk so they are closer together in order to speed up disk access.
True
False
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Multiple Choice
Compression tools reduce the size of files to save storage space, but compressed files may take longer to open.
True
False
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Multiple Choice
I sit between the internet and the network. I protect the network, by blocking viruses, malware and worms. I can be both hardware and software
Router
Firewall
Ethernet Cable
Modem
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Match
Match the following
the identification of a user based on what a person knows
scrambles information into an alternative form that requires a key or password to decrypt
small electronic devices with imbedded chips that can store information and can act as an identification instrument.
Hardware and/or software that guards a private network by analyzing incomming and outgoing information for appropriate markings.
passwords
encryption
smart card
firewall
passwords
encryption
smart card
firewall
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Multiple Choice
Encryption software can prevent unauthorized access by making files unreadable without the correct password.
True
False
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Match
Match each term with its correct definition:
Virus
Spyware
Firewall
Cluster
c) Copies itself and spreads
b) Secretly records user activity
d) Filters network traffic
a) Disk storage blocks grouped together
c) Copies itself and spreads
b) Secretly records user activity
d) Filters network traffic
a) Disk storage blocks grouped together
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Drag and Drop
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Multiple Choice
What is the main advantage of using computer simulations in science and engineering?
a) They eliminate the need for real-world experiments completely
b) They allow testing of scenarios that may be impossible or unethical in real life
c) They guarantee perfectly accurate predictions of future outcomes
d) They are usually faster and cheaper but less reliable than real-world experiments
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Multiple Choice
Computer models always provide completely accurate answers because they include every possible factor from the real world.
True
False
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Multiple Choice
What is the primary purpose of a flight simulator?
a) To test new aircraft designs under real-world flight conditions
b) To allow pilots to train safely without real-world risks
c) To measure air traffic patterns
d) To simulate passenger experiences
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Multiple Choice
Which factor is NOT typically tracked by atmospheric computer models?
a) Air temperature readings
b) Pressure
c) Humidity
d) Passenger comfort
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Multiple Choice
Which of the following techniques is associated with carrying out statistical analysis using random samples?
a) Neural networks
b) Monte Carlo method
c) Heuristics
d) Simple trial and error testing
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Multiple Choice
Neural networks process information in a way similar to the human brain and can adapt over time.
True
False
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Multiple Choice
Atmospheric models used in weather forecasting are simple and require very little computation.
True
False
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Match
Match the term with its description:
Uses educated guesswork to cut corners
Uses random samples for approximate solutions
Mimics human brain processing
Heuristic
Monte Carlo method
Neural network
Heuristic
Monte Carlo method
Neural network
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Multiple Choice
Which of the following is NOT a function of an operating system (OS)?
a) Managing hardware devices
b) Providing the user interface
c) Performing specific user tasks such as writing a report
d) Sharing CPU and memory resources fairly between running processes
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Multiple Choice
Computer models always give completely reliable results because they include every real-world factor.
True
False
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Multiple Choice
Why do programmers use high-level or low-level programming languages instead of writing directly in machine code?
a) Machine code is too complex for humans to use
b) High-level languages run faster than machine code
c) Computers cannot understand machine code
d) Machine code does not interact with hardware
231
232
Multiple Choice
What is the set of simple instructions that a CPU understands, represented in binary, called?
a) Machine language
b) Instruction set
c) Assembly code
d) High-level program
233
Multiple Choice
A machine code program consists of binary codes that represent the instructions executed by the CPU.
True
False
234
235
Multiple Choice
Which of the following is the role of a translator in programming?
a) Convert machine code into binary numbers
b) Convert source code into machine code
c) Store programs in memory
d) Execute programs directly
236
Multiple Choice
What type of programming language is assembly language classified as?
a) High-level programming language
b) Scripting language
c) Low-level programming language
d) Machine code
237
238
239
Multiple Choice
What is a mnemonic in assembly language?
a) A type of binary machine instruction sent directly to the CPU hardware
b) A short, memorable keyword representing a machine code instruction
c) A storage location in RAM
d) A high-level programming statement
240
Multiple Choice
Why is assembly language easier to use than machine code?
a) It runs faster than machine code
b) It allows programmers to write instructions using full plain English sentences
c) Instructions are represented by short keywords instead of long binary codes
d) It eliminates the need for an assembler
241
Drag and Drop
242
Fill in the Blanks
Restarting a device, e.g., turning it off and on again
Type answer...
243
244
Multiple Choice
Debugging in assembly language is simple and straightforward because errors are easy to trace.
true
false
245
Multiple Choice
Why are programs rarely written in assembly language today?
a) Assembly language can only be used on smartphones.
b) It is too slow compared to high-level languages.
c) It is complex, limited, and difficult to debug.
d) It cannot run on embedded systems.
246
247
248
Drag and Drop
249
250
Multiple Choice
Which of the following is true about interpreters?
a) They produce object code that can run on any similar type of computer system.
b) They find errors when they happen and can often tell you what went wrong.
c) They report all errors only after the entire program is written.
d) They make it easier to protect code from being copied.
251
Multiple Choice
Why might programs run slower when using an interpreter?
a) Because interpreters must translate the source code line by line while the program is running.
b) Because interpreters always require the entire program to be completely correct before execution.
c) Because interpreters produce object code that takes longer to execute.
d) Because interpreters automatically optimize machine code.
252
253
254
255
256
Multiple Choice
Which of the following is the only language that CPUs can directly run?
a) Assembly language
b) High-level language
c) Machine code
d) Source code
257
Open Ended
What is the role of an assembler in programming?
258
Drag and Drop
it
259
Multiple Choice
260
Multiple Choice
Which of the following is a form of computer data storage that stores data and machine code currently being used?
261
Multiple Choice
Which term best describes how a Java program is converted into bytecode before it runs?
Interpreted directly, line by line, at runtime only
Compiled into bytecode by a compiler
Manually translated by the programmer into machine code
Executed directly as machine code with no translation needed
262
Multiple Choice
_________________ is giving the computer a set of commands.
Debugging
Programming
Assembling
Translating
263
Multiple Choice
264
Multiple Choice
What does a compiler do?
Executes the program's instructions one at a time while it runs
Checks the program only for spelling and grammar mistakes
Translates high-level source code into machine-level object code
265
Multiple Choice
Which of the following is NOT a programming language?
C++ programming language
C
Java
Windows
266
Multiple Choice
267
Multiple Choice
Which of the following does not translate the entire program at once?
Interpreter
Compiler
Assembler
Show answer
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