Computer & IT Quiz Test-02

#1. What does CPU stand for?

A) Central Processing Unit

B) Central Program Unit

C) Computer Personal Unit

D) Central Processor Unit

#2. Which of the following is an example of an input device?

A) Monitor

B) Printer

C) Keyboard

D) Speaker

#3. What is the full form of RAM?

A) Read Access Memory

B) Random Access Memory

C) Readable Access Memory

D) Real Access Memory

#4. Which of these is not a primary memory device?

A) RAM

B) Cache

C) Hard Disk

D) ROM

#5. Which of the following is the largest unit of storage?

A) Byte

B) Kilobyte

C) Megabyte

D) Terabyte

#6. The basic operations of a computer are:

A) Input, Processing, Output, and Storage

B) Input, Output, Control, and Processing

C) Input, Control, Output, and Storage

D) Control, Processing, Storage, and Input

#7. The main function of the operating system is:

A) To manage hardware and software resources

B) To provide security to the data

C) To perform calculations

D) To provide networking

#8. Which of the following is an example of a storage device?

A) Keyboard

B) Monitor

C) Hard Disk

D) CPU

#9. The first computer programmer was:

A) Bill Gates

B) Ada Lovelace

C) Charles Babbage

D) Alan Turing

#10. What is the function of the ALU (Arithmetic Logic Unit)?

A) It stores data

B) It performs arithmetic and logical operations

C) It controls the entire computer system

D) It manages input and output operations

#11. Which of the following is not an operating system?

A) Windows

B) Linux

C) Google Chrome

D) macOS

#12. What is the smallest unit of data in a computer?

A) Bit

B) Byte

C) Word

D) Nibble

#13. Which of these is not an example of an output device?

A) Monitor

B) Printer

C) Mouse

D) Speaker

#14. What does the term “bit” stand for?

A) Binary Digit

B) Byte Digit

C) Basic Input Task

D) Binary Input Task

#15. Which of the following is a type of software?

A) Word Processor

B) Printer

C) Keyboard

D) Monitor

#16. What does BIOS stand for?

A) Basic Input Operating System

B) Basic Integrated Operating System

C) Basic Input Output System

D) Basic Interactive Operating System

#17. Which of these is used for visual representation of data?

A) Spreadsheet

B) Database

C) Word Processor

D) Presentation Software

#18. The process of finding and fixing bugs in a program is called:

A) Debugging

B) Compiling

C) Executing

D) Coding

#19. Which of the following is an example of secondary storage?

A) RAM

B) Cache

C) Hard Disk

D) CPU

#20. Which language is directly understood by the computer?

A) Assembly Language

B) Machine Language

C) High-Level Language

D) Java

#21. Which is the main memory of a computer?

A) RAM

B) ROM

C) Hard Disk

D) CD-ROM

#22. What is the function of the Control Unit (CU) in a computer?

A) Perform arithmetic operations

B) Control the flow of data and instructions

C) Store data

D) Fetch data

#23. What is the main role of the operating system?

A) To provide security to files

B) To manage computer hardware and software resources

C) To perform complex calculations

D) To enable network communication

#24. The main hardware components of a computer are:

A) Input, Output, and CPU

B) CPU, Memory, and Storage

C) Monitor, Printer, and Speaker

D) Mouse, Keyboard, and Printer

#25. Which of the following is used to execute a program written in a high-level language?

A) Compiler

B) Printer

C) Operating System

D) Database

#26. Which of the following is an example of a storage device?

A) Mouse

B) Monitor

C) Hard Disk

D) CPU

#27. Which of these is a non-volatile memory?

A) RAM

B) Cache Memory

C) ROM

D) CPU

Explanation: Read-Only Memory (ROM) is an example of non-volatile memory.

Non-volatile memory retains data even when power is lost. This is in contrast to volatile memory, like Random Access Memory (RAM), which loses data when the power is off.

#28. Which of the following is a feature of a microprocessor?

A) It is used for secondary storage

B) It is a type of memory

C) It is used for input/output operations

D) It is used for processing data

#29. What does the acronym “URL” stand for?

A) Uniform Resource Locator

B) Universal Resource Locator

C) Uniform Resource Link

D) Universal Resource Link

#30. Which programming language is known as the “mother of all languages”?

A) Assembly Language

B) C Language

C) Fortran

D) COBOL

#31. What is the purpose of the “motherboard” in a computer?

A) Store data

B) Connects all the computer components together

C) Control data flow

D) Control the CPU

#32. A collection of interrelated data is known as:

A) Database

B) Operating System

C) Data Processing

D) Information

#33. Which of the following is an example of a web browser?

A) Microsoft Word

B) Google Chrome

C) Windows 10

D) Adobe Photoshop

#34. What does HTTP stand for?

A) Hyper Text Transfer Protocol

B) Hyper Text Transport Protocol

C) Hyper Transfer Text Protocol

D) Hyper Text Transport Program

#35. Which type of computer memory is used to store data permanently?

A) RAM

B) ROM

C) Cache Memory

D) Flash Memory

#36. Which of the following is used to input data into a computer?

A) Printer

B) Monitor

C) Keyboard

D) Speaker

#37. Which device is used to output data in a hard copy format?

A) Monitor

B) Printer

C) Speaker

D) Mouse

#38. Which of these is a feature of an operating system?

A) Runs the applications

B) Manages hardware resources

C) Performs calculations

D) Provides user security

#39. What does the term “bit” represent in computing?

A) 8 bytes

B) 4 bytes

C) A binary digit

D) 2 bytes

#40. Which of the following is an example of a spreadsheet program?

A) Microsoft Word

B) Microsoft Excel

C) Microsoft PowerPoint

D) Microsoft Access

#41. What does “HTTP” refer to?

A) A computer programming language

B) A network protocol for transferring hypertext

C) A tool for browsing the internet

D) A tool for creating websites

#42. Which of these is a web browser?

A) Gmail

B) Chrome

C) Facebook

D) YouTube

#43. Which one is an application software?

A) Windows

B) MS Word

C) Linux

D) BIOS

#44. What is a fundamental component of a computer system that executes instructions and performs calculations?

A. Hard Disk Drive (HDD)

B. Random Access Memory (RAM)

C. Graphics Processing Unit (GPU)

D. Central Processing Unit (CPU)

#45. Android is an example of:

A) Hardware

B) Operating System

C) Application Software

D) Search Engine

Android is an example of an operating system (OS), specifically designed for mobile devices like smartphones and tablets. It’s a software platform that manages hardware resources and provides a base for applications to run. Android is not an application software itself, but rather the environment in which applications function.

#46. The output of a compiler is called:

A) Source code

B) Machine code

C) Syntax

D) Function

#47. Software that controls the computer’s basic functions is:

A) Application Software

B) Web Browser

C) Operating System

D) Antivirus

#48. What is a hyperlink?

A) A program

B) A virus

C) A link to another document or webpage

D) A CPU component

#49. A group of 4 bits is called a:

A) Byte

B) Nibble

C) Word

D) Megabyte

#50. The improvement of computer hardware theory is summarized by which law?

Metcalf`s Law

Moore`s First Law

Bill`s Law

Grove`s Law

Finish

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