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What is the main purpose of RAM in a computer system?

  • (A) Provide permanent storage
  • (B) Store and retrieve data
  • (C) Temporarily store data used by the CPU
  • (D) Manage data transfer

Answer: Temporarily store data used by the CPU

RAM (Random Access Memory) stores temporary data that the CPU needs quickly during processing.

What is the purpose of the ALU in a computer?

  • (A) Perform logical operations
  • (B) Execute instructions
  • (C) Perform calculations
  • (D) Manage data storage

Answer: Perform logical operations

The ALU (Arithmetic Logic Unit) performs logical and arithmetic operations on the data processed by the CPU.

What does HDD stand for in computer storage?

  • (A) Hard Disk Drive
  • (B) High Disk Drive
  • (C) Hybrid Disk Drive
  • (D) Hyper Disk Drive

Answer: Hard Disk Drive

HDD (Hard Disk Drive) is a non-volatile storage device used to store large amounts of data permanently.

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What is the full form of ALU?

  • (A) Arithmetic Logic Unit
  • (B) Arithmetic Logical Unit
  • (C) Application Logic Unit
  • (D) Arithmetic Learning Unit

Answer: Arithmetic Logic Unit

ALU (Arithmetic Logic Unit) is part of the CPU and performs mathematical and logical operations.

What is the primary function of the ALU in a computer?

  • (A) Execute instructions
  • (B) Perform arithmetic and logical operations
  • (C) Store data
  • (D) Manage memory

Answer: Perform arithmetic and logical operations

The ALU (Arithmetic Logic Unit) handles mathematical calculations and logical comparisons within the CPU.

What does SMTP stand for in email technology?

  • (A) Simple Mail Transfer Protocol
  • (B) Standard Mail Transfer Protocol
  • (C) Secure Mail Transfer Protocol
  • (D) Simple Multi-point Transfer Protocol

Answer: Simple Mail Transfer Protocol

SMTP (Simple Mail Transfer Protocol) is used to send and relay outgoing emails between servers.

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What is the purpose of Wi-Fi in computer networking?

  • (A) Connect devices to the internet
  • (B) Increase storage capacity
  • (C) Secure network connections
  • (D) Manage user authentication

Answer: Connect devices to the internet

Wi-Fi (Wireless Fidelity) is a technology that allows devices to connect to the internet and local area networks wirelessly.

What is the full form of ROM?

  • (A) Read-Only Memory
  • (B) Random Online Memory
  • (C) Real-Time Operating Memory
  • (D) Random Original Memory

Answer: Read-Only Memory

ROM (Read-Only Memory) is a type of non-volatile memory that retains its data even when the system is powered off.

Which of the following is an example of secondary storage?

  • (A) RAM
  • (B) Hard Disk Drive
  • (C) CPU
  • (D) Monitor

Answer: Hard Disk Drive

Hard Disk Drives (HDD) are non-volatile storage devices used for storing data permanently.

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What is the main function of the CPU in a computer system?

  • (A) Process data and execute instructions
  • (B) Store data
  • (C) Manage network connections
  • (D) Provide graphical output

Answer: Process data and execute instructions

The CPU (Central Processing Unit) processes data and executes instructions from programs, making it the heart of the computer.

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