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WorksheetsProcessing- The CPU Quiz
Total questions: 20
Worksheet time: 10mins
Which of the following is NOT a basic component of a computer system?
Input devices
Output devices
Software
Fuel tank
What is the main function of input devices?
To store data
To process information
To display results
To enter data into the computer
Which component is responsible for displaying information to the user?
Keyboard
CPU
Monitor
Hard Drive
How do the components of a computer system work together?
They operate independently.
They are all software-based.
They interact to perform tasks.
They only connect through the internet.
Which of the following represents a storage device?
Mouse
Printer
Hard Drive
Monitor
What is the primary function of the CPU?
To print documents
To execute instructions and process data
To store files
To connect to the internet
What does the CPU use to perform calculations?
Hard Drive
RAM
ALU (Arithmetic Logic Unit)
Input devices
Which of the following best describes the Control Unit (CU)?
It performs all mathematical operations.
It directs the operations of the CPU and coordinates the activities of all components.
It stores data and programs.
It is responsible for displaying graphics.
Which component of the CPU is responsible for performing arithmetic operations?
Control Unit
ALU (Arithmetic Logic Unit)
RAM
Cache
How does the CPU communicate with other components of the computer system?
Through the keyboard
Via the control bus
By using power cables
Through audio signals
What are the main stages of the machine cycle?
Input, Process, Output
Fetch, Decode, Execute, Store
Read, Write, Execute
Input, Store, Display
During which stage of the machine cycle does the CPU retrieve an instruction from memory?
Execute
Decode
Fetch
Store
What occurs during the Decode stage of the machine cycle?
The CPU performs calculations.
The CPU stores the result in memory.
The CPU interprets the fetched instruction.
The CPU receives input from devices.
In which stage of the machine cycle does the CPU perform the actual operation or calculation?
Fetch
Execute
Decode
Store
What happens during the Store stage of the machine cycle?
The instruction is fetched from memory.
The CPU writes the result back to memory.
The CPU interprets the instruction.
The CPU displays the output.
Which of the following best illustrates the relationship between the CPU and memory?
The CPU does not interact with memory.
The CPU retrieves instructions and data from memory to execute them.
The memory replaces the need for a CPU.
The CPU only sends data to memory.
How does the ALU determine the result of a calculation?
By using data from the hard drive
By retrieving instructions from the Control Unit
By relying on input from the user
By communicating with output devices
Which device would NOT be considered an input or output device in relation to the CPU?
Mouse
Monitor
ALU
Keyboard
Which statement is true about the Control Unit?
It performs all calculations and logic operations.
It fetches instructions and manages their execution.
It stores data permanently.
It connects to the internet.
If the CPU is likened to the brain of a computer, what is the function of input and output devices in this analogy?
They act as the senses and limbs of the computer, gathering information and executing commands based on the brain's instructions.
They serve as storage for the brain.
They have no significant role in the computer's operations.
They provide energy for the brain to function.
