IBPS Clerk - Computer Fundamentals, Hardware and Software, Operating System Online Test (MCQ Quiz)

1. Which of the following is the basic unit of a computer system?

A) CPU B) Motherboard C) Microprocessor D) Central Processing Unit

2. What does CPU stand for?

A) Central Programming Unit B) Central Processing Unit C) Computer Processing Unit D) Central Peripheral Unit

3. Which component is often referred to as the 'brain' of the computer?

A) RAM B) Hard Disk C) CPU D) Motherboard

4. What is the primary function of RAM (Random Access Memory)?

A) To store data permanently B) To store data temporarily for active use C) To process data D) To display output

5. Which type of memory is volatile and loses its data when the power is turned off?

A) ROM B) Hard Disk C) SSD D) RAM

6. What does ROM stand for?

A) Read Only Memory B) Random Access Memory C) Record Only Memory D) Remote Operating Memory

7. Which type of memory is non-volatile and retains data even when the power is off?

A) RAM B) Cache Memory C) ROM D) Virtual Memory

8. What is the main function of the motherboard?

A) To store operating system B) To connect all the components of the computer C) To provide power to the CPU D) To display graphics

9. Which of the following is a storage device?

A) Monitor B) Keyboard C) Hard Disk Drive (HDD) D) Mouse

10. What is the most common type of input device?

A) Printer B) Speaker C) Keyboard D) Monitor

11. Which device is used to display visual output from the computer?

A) Scanner B) Microphone C) Monitor D) Webcam

12. What is software?

A) Physical components of a computer B) Set of instructions that tell hardware what to do C) A type of computer virus D) A network connection

13. Which of the following is an example of system software?

A) Microsoft Word B) Google Chrome C) Windows 10 D) Adobe Photoshop

14. What is an operating system?

A) A type of application software B) A program that manages computer hardware and software resources C) A device for storing data D) A tool for creating documents

15. Which is a popular example of a desktop operating system?

A) Android B) iOS C) Linux D) macOS

16. What is the main purpose of application software?

A) To manage hardware B) To run the computer C) To perform specific tasks for the user D) To store files permanently

17. Which of the following is an example of application software?

A) Device Driver B) BIOS C) Spreadsheet Program (e.g., Excel) D) Operating System Kernel

18. What is a compiler?

A) A type of hardware B) A program that translates high-level language code into machine code C) A temporary storage device D) A user interface element

19. What is the function of a BIOS (Basic Input/Output System)?

A) To run application software B) To manage network connections C) To initialize hardware during the boot process D) To store user data

20. Which component performs arithmetic and logical operations in a computer?

A) RAM B) ALU (Arithmetic Logic Unit) C) ROM D) Motherboard

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

A) Byte B) Kilobyte C) Bit D) Megabyte

22. How many bits are in a byte?

A) 4 B) 8 C) 16 D) 1024

23. What is the primary function of a hard disk drive (HDD)?

A) To perform calculations B) To store data permanently C) To connect input devices D) To display graphics

24. Which of the following is a type of Solid State Drive (SSD)?

A) Magnetic tape B) Optical disk C) Flash memory D) Hard Disk Drive

25. What is the advantage of an SSD over an HDD?

A) Lower cost per gigabyte B) Higher storage capacity C) Faster data access speeds D) Longer lifespan

26. What is the purpose of a graphics card (GPU)?

A) To manage network traffic B) To process audio signals C) To render images and video D) To store the operating system

27. Which device provides power to the computer's components?

A) Hard Drive B) Power Supply Unit (PSU) C) CPU Fan D) RAM Module

28. What is firmware?

A) Software that runs on a server B) Software permanently programmed into a hardware device C) A type of cloud storage D) A user interface element

29. Which of these is an example of utility software?

A) Microsoft Word B) Antivirus Software C) Adobe Photoshop D) Google Chrome

30. What is the main purpose of an operating system's kernel?

A) To manage user applications B) To provide a graphical user interface C) To manage system resources and communicate with hardware D) To handle network protocols

31. Which operating system is primarily used on Apple devices like iPhones and iPads?

A) Android B) Windows C) Linux D) iOS

32. What is a file system in an operating system?

A) A program for editing text files B) A method and data structure that an operating system uses to control how data is stored and retrieved C) A type of network protocol D) A security feature for user accounts

33. Which of the following is a type of computer port?

A) RAM Slot B) CPU Socket C) USB Port D) Expansion Slot

34. What is the function of a network interface card (NIC)?

A) To display images B) To process sound C) To connect a computer to a network D) To store data permanently

35. What does the acronym 'GUI' stand for in computing?

A) General User Interface B) Graphical User Interface C) Global Utility Interface D) Graphic Unit Interface

36. Which type of software provides a command-line interface (CLI)?

A) Microsoft Excel B) Windows Command Prompt C) Adobe Photoshop D) Web Browser

37. What is the process of starting up a computer called?

A) Shutdown B) Rebooting C) Logging in D) Booting

38. What is a peripheral device?

A) The central processing unit B) A device connected to the computer but not part of the core computer architecture C) The main memory D) The operating system software

39. Which component is responsible for cooling the CPU?

A) Hard Drive B) Power Supply C) Heatsink and Fan D) RAM

40. What is cache memory?

A) A large, slow storage device B) A small, very fast memory used to speed up access to frequently used data C) The main system memory D) A type of read-only memory

41. What is the primary role of a device driver?

A) To manage user accounts B) To allow the operating system to communicate with a specific hardware device C) To run application software D) To provide internet connectivity

42. Which of the following is a common file extension for executable programs?

A) .txt B) .docx C) .exe D) .pdf

43. What is a network protocol?

A) A physical network cable B) A set of rules for data communication over a network C) A type of network hardware D) A software application for browsing the web

44. What is the purpose of the ALU (Arithmetic Logic Unit)?

A) To store data temporarily B) To perform arithmetic and logical operations C) To manage input/output devices D) To control the flow of instructions

45. Which of the following is NOT a type of computer hardware?

A) CPU B) RAM C) Operating System D) Motherboard

46. What is the term for software designed to harm or exploit computer systems?

A) Utility Software B) Application Software C) Malware D) System Software

47. What is the function of the Control Unit (CU) in the CPU?

A) To perform calculations B) To manage and coordinate the operations of the computer C) To store data D) To connect to external devices

48. Which unit is responsible for fetching instructions from memory and executing them?

A) ALU B) Control Unit C) Registers D) I/O Unit

49. What is the main advantage of cloud computing regarding software?

A) Requires high-end local hardware B) Software is installed and run on remote servers, accessible via the internet C) Software updates are manual and infrequent D) Requires a dedicated high-speed local network

50. Which of the following is a common input device for gaming?

A) Keyboard B) Mouse C) Joystick D) Monitor

Computer Fundamentals, Hardware and Software, Operating System - Online Test

Test Results