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WorksheetsCPU and Its Functions Quiz
Total questions: 10
Worksheet time: 5mins
What is the CPU commonly known as?
The heart of the computer
The brain of the computer
The memory of the computer
The storage of the computer
Which of the following is NOT a main part of the CPU?
Arithmetic Logic Unit (ALU)
Control Unit (CU)
Registers
Hard Disk
The Arithmetic Logic Unit (ALU) is responsible for:
Controlling input and output devices
Performing arithmetic and logical operations
Storing instructions permanently
Connecting the computer to the internet
Which of the following is an arithmetic operation of the ALU?
Addition and subtraction
Comparing numbers
Storing data in registers
Reading program codes
Which of the following is a logical operation of the ALU?
Multiplication
Division
Comparing numbers or letters
Data storage
Which part of the CPU reads the code for the next instruction to be executed?
ALU
CU
Registers
Memory
The Control Unit (CU) increments the program counter so it:
Points to the previous instruction
Points to the next instruction
Stores data for later use
Executes logical operations
Registers in the CPU are best described as:
Permanent storage devices
Very slow storage areas
Very fast storage areas for instructions and data
External storage components
Which of the following tasks is performed by the Control Unit (CU)?
Executes logical operations
Stores upcoming data
Provides necessary data to ALU or registers
Manufactures hardware
Why is the CPU considered the most important element in a computer system?
It stores data permanently
It handles all functions and processes of the system
It provides internet connectivity
It only manages input and output devices
