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WorksheetsIntroduction to Programming and Computer Systems
Total questions: 85
Worksheet time: 43mins
Which of the following best describes a computer?
A) A device that can only store data
B) An electronic device that can be programmed to accept data (input), process it and generate result (output)
C) A device that only outputs data
D) A device that only processes data
A computer along with additional hardware and software together is called a (a) .
Which of the following are the main components of a computer system?
A) CPU, memory, input/output devices, and storage devices
B) Monitor, keyboard, mouse
C) Printer, scanner, speakers
D) None of the above
All the components of a computer system function together as a single unit to deliver the desired output.
True
False
A computer system can vary from a high-end server to a personal desktop, laptop, tablet computer, or a smartphone.
True
False
The electronic circuitry of a computer that carries out the actual processing and is usually referred to as the brain of the computer is called the (a) .
What is the main function of the CPU in a computer system?
To store data permanently
To perform arithmetic and logic operations as per instructions
To display output
To connect to the internet
What are the two main components of the CPU other than registers?
RAM and ROM
ALU and CU
Hard disk and Monitor
Keyboard and Mouse
Fill in the blank: The CPU stores the data as well as instructions in its local memory called (a) .
Which unit of the CPU controls sequential instruction execution and guides data flow through the computer’s memory, ALU, and input or output devices?
(a)
What are input devices?
(a)
Data entered through an input device is temporarily stored in the main memory of the computer system. What is the main memory also called?
(a)
Fill in the blank: The device that receives data from a computer system for display, physical production, etc., is called an (a) device.
Which of the following is NOT an example of an output device?
Projector
Headphone
Printer
Mouse
Output devices convert digital information into (a) form.
Which of the following statements is true about the evolution of computers?
The first personal computer was introduced by IBM in 1981.
The Von Neumann architecture is not used in modern computers.
Large Scale Integration (LSI) was introduced in the 1990s.
The World Wide Web was introduced in the 1970s.
During the 1980s, the processing power of computers increased exponentially by integrating around (a) million components on a small-sized chip termed as Very Large Scale Integration (VLSI).
The Von Neumann architecture consists of a Central Processing Unit (CPU), memory, input and output devices, and communication channels.
True
False
Which advancement allowed the integration of a complete CPU on a single chip, called a microprocessor?
Very Large Scale Integration (VLSI)
Large Scale Integration (LSI)
Super Large Scale Integration (SLSI)
Graphical User Interface (GUI)
What period is roughly considered as the First Generation of Computers?
1930s to 1940s
1940s to 1959
1960s to 1970s
1959 to 1965
The first generation computers were developed by using (a) or thermionic valve machine.
Which of the following is an example of a first generation computer?
ENIAC
IBM PC
Apple II
Cray-1
The input of the first generation computer system was based on punched cards and paper tape; however, the output was displayed on (a) .
First generation computers worked on which concept?
Decimal-coded
Binary-coded
Hexadecimal-coded
Octal-coded
What period is roughly considered as the Second Generation of Computers?
1940s to 1959
1959 to 1965
1965 to 1975
1975 to 1985
The second generation computers were developed by using (a) technology.
In comparison to the first generation, the size of second generation computers was (a) .
The third generation computers were developed by using (a) technology.
In comparison to the computers of the second generation, the size of the computers of the third generation was (a) .
In comparison to the computers of the second generation, the computing time taken by the computers of the third generation was (a) .
The third generation computer consumed (a) power and also generated less heat.
The maintenance cost of the computers in the third generation was also (a) .
The computer system of the computers of the third generation was easier for (a) use.
The period 1971 to 1980 is roughly considered as the (a) generation of computers.
The fourth generation computers were developed by using (a) technology.
By coming to fourth generation, computer became very (a) in size.
Which period is considered as the period of fifth generation of computers?
1940-1956
1956-1963
1964-1971
1980 to till date and beyond
The fifth generation technology also included (a) in addition to hardware.
Which of the following is NOT a feature of fifth generation computers?
High memory capacity
Only hardware-based technology
Ability to perform multiple tasks simultaneously
Advanced technologies like Artificial Intelligence
Name any two popular advanced technologies of the fifth generation of computers.
(a)
The computers of the fifth generation had high capability and large memory capacity.
True
False
Which technology was used in the 1st Generation of computers?
Transistors
Vacuum Tubes
Microprocessors
Integrated Circuits
Fill in the blank: The 3rd Generation of computers used (a) ?
Which period corresponds to the 4th Generation of computers?
1946-1959
1959-1965
1971-1980
1980-present
Computers can be classified based on which of the following?
Size
Type
Both A and B
None of the above
Which of the following is NOT a category of computers listed in the document?
Microcomputers
Minicomputers
Supercomputers
Quantum computers
Fill in the blank: A (a) is a small, low-cost, single-user digital computer.
Which of the following is a portable computer that is costlier than a desktop?
Netbook
Laptop
Tablet
Desktop computer
A tablet computer is input via stylus or pen and is portable.
True
False
Which of the following is held on top of the palm, small in size, uses pen or stylus, and has limited memory?
Desktop computer
Laptop
Handheld computer or PDA
Netbook
Which of the following is a feature of minicomputers?
Single-user system
Low processing speed
High storage capacity than the microcomputers
Supports only 1 user
Fill in the blank: Minicomputers support (a) users simultaneously.
Which of the following is an example of a minicomputer?
CDC 6600
IBM ES000 series
PDP 11
None of the above
Mainframe computers are used in _______.
Personal tasks
Centralized databases
Playing games
None of the above
Fill in the blank: Mainframe computers are (a) , high-performance computers.
Which of the following statements is true about dumb terminals used with mainframe computers?
They have their own data storage and processing.
They have I/O device only and no own data storage & processing.
They can store data of their own.
None of the above
Which of the following is an example of a mainframe computer?
PDP 11
IBM (8000 series)
CDC 6600
None of the above
A computer system needs memory to store the data and instructions for (a) .
The main or primary memory of a computer system is usually referred to as:
RAM
Hard Disk
Cache
ROM
The secondary memory of a computer system is also called (a) .
The binary digits 0 and 1, which are the basic units of memory, are called (a) .
A two nibble word, i.e., 8-bit word is called a (a) .
Which of the following is equal to 1 KB (Kilobyte)?
1024 Bytes
1024 KB
1024 MB
1024 GB
Which of the following is equal to 1 MB (Megabyte)?
1024 Bytes
1024 KB
1024 MB
1024 GB
Which of the following is equal to 1 GB (Gigabyte)?
1024 KB
1024 MB
1024 GB
1024 TB
Which of the following is equal to 1 TB (Terabyte)?
1024 MB
1024 GB
1024 TB
1024 PB
Which of the following is NOT a type of primary memory?
A) RAM
B) ROM
C) Hard Disk
D) None of the above
RAM is (a) , i.e., as long as the power is supplied to the computer, it retains the data in it.
ROM is (a) , which means its contents are not lost even when the power is turned off.
Which type of memory is used to store data temporarily while the computer is working?
RAM
ROM
Hard Disk
Flash Drive
What is the main function of cache memory in a computer system?
To store permanent data
To speed up CPU operations by storing frequently accessed data
To provide backup storage
To connect CPU and secondary memory
Cache memory is placed between the CPU and the (a) .
Secondary memory is non-volatile and has a larger storage capacity than primary memory.
True
False
Which of the following is NOT an example of secondary memory?
Hard Disk Drive (HDD)
Cache Memory
CD/DVD
Memory Card
Fill in the blank: The CPU first examines the (a) when it needs some data. If the requirement is met, it is read from there; otherwise, the primary memory is accessed.
Which of the following statements about secondary memory is FALSE?
A) It is slower and cheaper than main memory
B) It can be accessed directly by the CPU
C) It is non-volatile
D) It has larger storage capacity than primary memory
Which of the following is at the top of the memory hierarchy?
Main Memory
Registers
Magnetic Tapes
Cache Memory
What is the function of the program counter (PC) in a computer processor?
(a)
The program counter is incremented with a number equal to the size (in bytes) of the last instruction.
True
False
Each instruction cycle begins by accessing the instruction stored at the address that is pointed by the (a) .
Why is a program counter needed in a computer processor?
(a)
What is the main purpose of computer programming languages?
(a)
Which of the following statements is TRUE about computers and humans in terms of language understanding?
Both understand high-level languages
Both understand machine language
Humans understand high-level languages, computers understand machine language
Both understand only assembly language
What is the role of translators in programming languages?
(a)
Which of the following are examples of code editors mentioned in the text?
Notepad, Word
Editplus, Atom
Chrome, Firefox
Excel, PowerPoint
