Computer Science Quiz

What does the Control Unit (CU) of the CPU primarily manage?

• Performs calculations

• Directs flow of data and instructions

• Stores data permanently

• Inputs user commands

Which combination of components make up the CPU?

• ALU + CU + Registers

• Monitor + Keyboard

• RAM + ROM

• ALU + RAM + HDD

What type of memory loses data when the computer is powered off?

• ROM

• Cache

• RAM

• Hard Disk

Which of these is a software, not hardware?

• Mouse

• Operating System

• Monitor

• Printer

Which of the following is NOT a characteristic of a computer?

• Emotional intelligence

• Accuracy

• Speed

• Automation

The part of the computer where programs and data currently being used are kept is:

• Hard Disk

• Main Memory

• ROM

• Output Unit

What is the main purpose of system software?

• Play games

• Create documents

• Manage hardware and run application software

• Compress files

Which among the following is not a basic function of a computer?

• Input

• Programming

• Processing

• Output

Which of the following stores data permanently even without power?

• RAM

• ROM

• Cache

• Registers

Which component is known as the brain of the computer?

• Hard Disk

• CPU

• Keyboard

• Monitor