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WorksheetsIntro to IT Concepts – Comprehensive Test
Total questions: 61
Worksheet time: 31mins
Which best describes a computing device?
Mechanical tool with no electronics
Electronic device that processes data and follows programs
Toy with no processing ability
Decorative object
Which is NOT a feature of computing devices?
A. Input/output capabilities
B. Ability to store and retrieve information
C. Ability to process data and instructions
D. Guaranteed portability
A desktop computer is an example of a:
Personal computer
Mobile device
IoT device
Embedded system
Which of these is portable and app-based?
Desktop PC
Tablet
Mainframe
Smartphones, tablets, and e-readers are:
Industrial devices
Mobile computing devices
Embedded systems
Servers
Which device is designed mainly for gaming and streaming?
Gaming console
Tablet
Smart speaker
Industrial robot
Gaming systems often have:
Office productivity software only
Specialized graphics processors
Limited graphics capabilities
No input devices
Which device is part of IoT?
Smart watch
Laptop
Gaming console
Server
Which is NOT an IoT example?
Smart thermostat
Security camera
Desktop PC
Smart speaker
A point-of-sale terminal is an example of:
Mobile device
Industrial computing device
Gaming device
IoT device
Which describes embedded systems?
Built into other products
Always portable
Found only in gaming consoles
Only used in offices
Which is NOT an embedded system?
Car computer
Digital watch
Laptop PC
Kitchen appliance
Which is a key factor when comparing computing devices?
Color preference
Processing power
Brand logo
None of the above
User interface refers to:
How a user interacts with a device
How heavy a device is
Where a device is stored
Device cost
Which trend in computing involves overlaying information on real-world views?
Quantum computing
Augmented Reality
IoT expansion
Brain–computer interface
Brain–computer interfaces allow:
Direct communication between brain and computer
Faster printing
More storage space
Better cooling
Which trend focuses on extremely fast, complex data processing?
AI integration
Quantum computing
Augmented Reality
IoT
Which is a benefit of AI integration?
Enhances automation and decision-making
Slows devices down
Removes all storage
Makes devices heavier
More powerful mobile devices allow:
Advanced processing in portable formats
Slower performance
Less connectivity
Reduced battery life
Increased IoT connectivity can:
Improve device communication
Reduce smart device use
Eliminate storage needs
Make devices slower
The CPU is known as the:
Heart of the computer
Brain of the computer
Memory of the computer
Storage of the computer
The CPU’s Control Unit:
Stores files
Manages operations
Produces graphics
Connects to the internet
The ALU’s main role is to:
Perform math and logic
Manage storage devices
Connect peripherals
Cool the CPU
CPU speed is measured in:
Watts
Gigahertz
Gigabytes
DPI
Multiple CPU cores:
Allow more tasks at once
Reduce processing ability
Remove storage needs
RAM is:
Permanent storage
Temporary storage for running programs
Only in gaming systems
Used only for graphics
What happens to RAM when the computer turns off?
Saved permanently
Cleared
Doubled in capacity
Sent to GPU
HDD stands for:
Hard Disk Drive
High Data Device
Heavy Duty Disk
Hard Digital Display
SSDs are:
Slower than HDDs
Faster, no moving parts
Outdated
Only for mobile devices
Storage capacity is measured in:
GB or TB
GHz
DPI
Watts
The motherboard:
Acts as the main circuit board
Only holds RAM
Stores all files
Cools the CPU
The BIOS:
Helps start the computer
Controls internet
Runs games
Stores permanent data
A PSU converts:
Data to files
Electricity for computer use
Wireless signals to wired
Heat to cold
Cooling systems:
Prevent overheating
Increase CPU clock speed
Store files
Reduce RAM
Liquid cooling is often found in:
Tablets
Gaming PCs
Smart watches
E-readers
Input devices:
Send data into the computer
Display data from the computer
Store files
Cool components
Output devices:
Send data into the computer
Receive data from the computer
Connect to networks
Store files
Which is NOT an input device?
Mouse
Keyboard
Printer
Scanner
Which is NOT an output device?
Monitor
Speakers
Mouse
Printer
Which device is both input and output?
Touch screen
Printer
Keyboard
Monitor
Gaming controllers provide:
Only input
Input and vibration output
Output only
Storage
VR headsets provide:
Input only
Output only
Movement input and display output
Storage
Smart speakers provide:
Voice input and sound output
Display only
Storage only
Cooling only
Primary storage is also called:
Main memory
External storage
Permanent storage
Cache drive
Data in primary storage is:
Permanent
Temporary
Stored on HDD
On external media
Secondary storage is:
Temporary
Permanent
Cleared when off
Only in mobile devices
Which is faster?
Primary storage
Secondary storage
Equal speed
Neither
Which is less expensive per GB?
Primary storage
Secondary storage
Both same
Depends on device
Which has larger capacity?
Primary storage
Secondary storage
Both same
Depends on CPU
Which is directly accessible by the CPU?
A. Primary storage
B. Secondary storage
C. Both
D. Neither
Personal computers differ from mobile computing devices in terms of features and use.
Personal computers generally have more processing power and storage than mobile computing devices.
Mobile computing devices are typically larger and heavier than personal computers.
Personal computers are usually used only for making phone calls.
Mobile computing devices cannot connect to the internet.
Gaming systems and IoT devices differ in terms of capabilities and purpose. Which of the following best describes this difference?
Gaming systems are designed primarily for entertainment and have high processing power, while IoT devices are built for specific tasks and often have limited capabilities.
Gaming systems are used for industrial automation, while IoT devices are only for gaming.
IoT devices have more powerful graphics than gaming systems.
Gaming systems and IoT devices have the same capabilities and purposes.
Which of the following lists three examples of industrial computing devices and their functions?
Programmable Logic Controllers (PLCs) for automation, Human-Machine Interfaces (HMIs) for operator control, and Industrial PCs for data processing
Smartphones for personal use, Laptops for office work, and Tablets for entertainment
Gaming consoles for playing games, Smart TVs for streaming, and E-book readers for reading
Fitness trackers for health monitoring, Smartwatches for notifications, and Home assistants for voice control
Embedded systems are used in which of the following aspects of everyday life?
Home appliances like washing machines and microwaves
Only in large industrial machines
Exclusively in supercomputers
Mainly in outdoor sports equipment
Processing power and portability are both important factors when choosing a computing device because:
they affect how efficiently and conveniently you can use the device.
they determine the color and size of the device.
they only matter for desktop computers.
they are only important for gaming devices.
The CPU’s control unit differs from the arithmetic logic unit in that it:
directs operations and manages instruction execution, while the ALU performs calculations and logical operations.
performs all mathematical calculations, while the control unit stores data.
stores data permanently, while the ALU processes instructions.
executes only input/output operations, while the ALU controls memory.
HDD and SSD can be compared in terms of speed, durability, and typical use. Which of the following statements is correct?
SSDs are generally faster, more durable, and commonly used in modern laptops compared to HDDs.
HDDs are faster and more durable than SSDs, and are used in smartphones.
SSDs are slower than HDDs and are mainly used for backup storage only.
HDDs are more durable and are the preferred choice for portable devices.
Which of the following devices acts as both input and output, and why?
Touchscreen, because it allows both user input and displays output.
Keyboard, because it can display output on its keys.
Printer, because it can scan documents as well as print them.
Monitor, because it can receive input from the user.
Computers need both primary and secondary storage because:
Primary storage is fast and temporary, while secondary storage is slower but permanent.
Primary storage is used only for graphics, while secondary storage is for text files.
Secondary storage is faster than primary storage for all operations.
Primary storage is used for backup, while secondary storage is for running programs.
Future computing trends might change everyday life by:
Increasing automation and connectivity in daily tasks.
Reducing the use of technology in homes.
Making communication more difficult.
Limiting access to information.
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