Components of Computer MCQs with Answers

What is likely to occur if a computer beeps during startup or fails to power on?

• A.It will display a BIOS or UEFI error message
• B.It will automatically boot into Safe Mode
• C.It will restart the operating system immediately
• D.It will run a full system diagnostic without user input

What is the primary function of the logical unit in a computer system?

• A.To perform arithmetic and logical operations
• B.To store data permanently
• C.To control input and output devices
• D.To manage memory allocation

Which unit is responsible for storing data and instructions in a computer?

• A.Control Unit
• B.Arithmetic Logic Unit
• C.Storage Unit
• D.Processing Unit

Where is the BIOS typically stored in a computer system?

• A.Hard disk drive
• B.Flash memory chip
• C.RAM
• D.CPU cache

Which type of memory serves as an intermediary between the CPU and the main memory to speed up data access?

• A.Cache memory
• B.Virtual memory
• C.Secondary memory
• D.Flash memory

The term 'Pentium' is associated with which of the following components of a computer?

• A.Microprocessor
• B.Hard Disk Drive
• C.RAM
• D.Motherboard

What types of operations can be performed by RAM in a computer system?

• A.Read Only
• B.Write Only
• C.Read and Write
• D.Erase Only

Which of the following describes the L3 cache in a computer system?

• A.Faster than L1 cache but smaller in size
• B.Faster than RAM but slower than L1 cache only
• C.Slower than L2 cache but faster than RAM
• D.Same speed as RAM but with larger capacity