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WorksheetsInternal Computer Devices Review
Total questions: 20
Worksheet time: 10mins
What is the primary function of a CPU in a computer?
Store permanent data
Execute instructions and perform calculations
Manage power supply
Render graphics
Why is the CPU often referred to as the "brain" of the computer?
It controls the cooling system
It is responsible for all data storage
It executes all operations and processes
It manages network connections
What is the role of the motherboard in a computer?
Connects all internal components
Provides long-term data storage
Converts power for the computer
Renders high-quality graphics
Which of the following best describes the motherboard's function?
Acts as the main power source
Enables communication between components
Stores temporary data
Processes audio signals
What happens to the data stored in RAM when the computer is turned off?
It is saved permanently
It is transferred to the hard drive
It is lost completely
It is archived for future use
Why is RAM considered "temporary memory"?
It is very slow
It loses data when power is off
It is used for long-term storage
It cannot be accessed by the CPU
What is a key characteristic of ROM?
It can be easily modified
It is used for temporary data storage
It stores essential startup instructions
It is faster than RAM
Which of the following best describes the purpose of ROM in a computer?
To provide high-speed access to applications
To ensure the computer starts up correctly
To manage graphics rendering
To supply power to the CPU
What is the main advantage of SSDs over traditional hard drives?
They are cheaper
They store more data
They are faster and more reliable
They take up less physical space
What type of data does a hard drive or SSD primarily store?
Temporary files
Operating system and long-term files
Audio output
Cooling mechanisms
What is the primary function of the Power Supply Unit?
Convert electrical power into usable energy
Manage data storage
Control the cooling system
Process graphics
Which of the following components does the PSU primarily supply power to?
RAM and ROM only
Only the motherboard
All internal components of the computer
Only the cooling system
What is the main purpose of a GPU in a computer?
Execute instructions
Manage power supply
Render images and videos
Store data
Why is a GPU particularly important for gaming?
It processes audio signals
It manages power consumption
It enhances graphical performance
It cools the computer
What is the primary function of a cooling system in a computer?
To provide power to the CPU
To regulate temperature and prevent overheating
To store data
To enhance graphics performance
Which component would you find in a typical cooling system?
Hard drive
Power supply
Fan
GPU
What does a sound card typically improve in a computer?
Video rendering
Audio quality
Data storage capacity
Power efficiency
How does a sound card differ from built-in audio options?
It uses more power
It provides higher quality sound
It stores more data
It is less expensive
What is the primary use of a CD/DVD drive?
Store permanent data
Read and write data from optical discs
Manage power distribution
Render high-quality graphics
Why are CD/DVD drives becoming less common in modern computers?
They are too expensive
Digital downloads and streaming are more popular
They require too much space
They provide lower quality sound
