Fundamental of Computer Unit 1 mcqs

Definitions and Functions

1. What does the term “computer” mean?
   a) An input device
   b) A device that calculates
   c) A machine for storage
   d) A processing output device
   Answer: b) A device that calculates
2. Which of the following is NOT a basic function of a computer?
   a) Input
   b) Process
   c) Print
   d) Storage
   Answer: c) Print
3. The information processing cycle consists of:
   a) Input, calculation, storage, output
   b) Input, process, storage, output
   c) Storage, process, output, transmission
   d) Calculation, output, storage, input
   Answer: b) Input, process, storage, output
4. An electronic device for the storage and processing of data is called a:
   a) Computer
   b) Modem
   c) Printer
   d) Scanner
   Answer: a) Computer
5. What is the role of the output function in a computer?
   a) To add data
   b) To store data
   c) To display results
   d) To transfer data
   Answer: c) To display results

Types of Computers

6. Mainframe computers are used for:
   a) Simple calculations
   b) Personal use
   c) Bulk data processing
   d) Word processing
   Answer: c) Bulk data processing
7. A server is used to:
   a) Store data offline
   b) Manage network resources
   c) Connect a printer to a PC
   d) Perform basic calculations
   Answer: b) Manage network resources
8. Which type of computer is designed for individual use?
   a) Mainframe
   b) Microcomputer
   c) Server
   d) Supercomputer
   Answer: b) Microcomputer
9. What distinguishes a supercomputer from other types of computers?
   a) It processes a few tasks very quickly
   b) It can only perform simple calculations
   c) It is used for storing data
   d) It is slower than mainframe computers
   Answer: a) It processes a few tasks very quickly
10. Which device is commonly used for financial transaction processing?
    a) Supercomputer
    b) Microcomputer
    c) Mainframe
    d) Tablet
    Answer: c) Mainframe

Computer Hardware

11. What is the main function of the CPU?
    a) Store data
    b) Execute instructions
    c) Display output
    d) Provide power
    Answer: b) Execute instructions
12. Which component is considered the brain of the computer?
    a) Hard drive
    b) CPU
    c) RAM
    d) Monitor
    Answer: b) CPU
13. A keyboard is an example of:
    a) Input device
    b) Output device
    c) Storage device
    d) Processing unit
    Answer: a) Input device
14. The primary function of RAM is to:
    a) Store data permanently
    b) Process information
    c) Store data temporarily
    d) Output data to a printer
    Answer: c) Store data temporarily
15. A monitor is classified as which type of device?
    a) Input
    b) Output
    c) Storage
    d) Processing
    Answer: b) Output

Software

16. Software that performs a specific task, such as word processing, is called:
    a) System software
    b) Application software
    c) Device driver
    d) Firmware
    Answer: b) Application software
17. Which is an example of system software?
    a) Microsoft Word
    b) Adobe Photoshop
    c) Windows Operating System
    d) Google Chrome
    Answer: c) Windows Operating System
18. Device drivers are used to:
    a) Control hardware components
    b) Execute user commands
    c) Store data files
    d) Display images on the screen
    Answer: a) Control hardware components
19. What is the primary role of an operating system?
    a) Manage hardware and software resources
    b) Edit text files
    c) Protect against malware
    d) Process user data
    Answer: a) Manage hardware and software resources
20. Which software is used for managing databases?
    a) Excel
    b) Access
    c) Word
    d) Paint
    Answer: b) Access

Networking

21. What does LAN stand for?
    a) Local Access Network
    b) Local Area Network
    c) Long Area Network
    d) Low Area Network
    Answer: b) Local Area Network
22. Which network connects computers within a small geographic area?
    a) LAN
    b) WAN
    c) MAN
    d) PAN
    Answer: a) LAN
23. A wide area network (WAN) typically covers:
    a) A single building
    b) Multiple cities or countries
    c) A small office
    d) A room
    Answer: b) Multiple cities or countries
24. What is the main purpose of a server in a network?
    a) Perform calculations
    b) Store and manage data
    c) Connect to printers
    d) Provide internet access
    Answer: b) Store and manage data
25. An IP address is used to:
    a) Identify a network
    b) Locate a device on the network
    c) Transmit data over the network
    d) Store user credentials
    Answer: b) Locate a device on the network

Storage Devices

26. Which device is used to store data permanently?
    a) RAM
    b) Hard disk
    c) CPU
    d) Monitor
    Answer: b) Hard disk
27. A USB flash drive is considered a type of:
    a) Primary storage
    b) Secondary storage
    c) Processing device
    d) Input device
    Answer: b) Secondary storage
28. The capacity of a CD is approximately:
    a) 700 MB
    b) 4.7 GB
    c) 10 MB
    d) 1.44 MB
    Answer: a) 700 MB
29. Which of the following is NOT an example of optical storage?
    a) DVD
    b) Blu-ray
    c) Hard drive
    d) CD
    Answer: c) Hard drive
30. How much data can a standard floppy disk store?
    a) 1.44 MB
    b) 700 MB
    c) 4 GB
    d) 100 MB
    Answer: a) 1.44 MB

Internet and Communication

31. The primary function of a modem is to:
    a) Store data
    b) Convert digital data to analog signals
    c) Process calculations
    d) Protect against viruses
    Answer: b) Convert digital data to analog signals
32. What does URL stand for?
    a) Uniform Resource Locator
    b) Universal Research Location
    c) User Remote Link
    d) Unified Resource Library
    Answer: a) Uniform Resource Locator
33. Which protocol is used to transfer web pages?
    a) FTP
    b) HTTP
    c) SMTP
    d) TCP
    Answer: b) HTTP
34. An email address typically contains:
    a) A domain name
    b) An IP address
    c) A hardware specification
    d) A network topology
    Answer: a) A domain name
35. What does the acronym ISP stand for?
    a) Internet Service Provider
    b) Information Service Processor
    c) Internal System Protocol
    d) Internet Safety Program
    Answer: a) Internet Service Provider

Miscellaneous

36. Which of the following is an example of an input device?
    a) Monitor
    b) Printer
    c) Mouse
    d) Hard disk
    Answer: c) Mouse
37. The smallest unit of data in a computer is a:
    a) Byte
    b) Bit
    c) Kilobyte
    d) Megabyte
    Answer: b) Bit
38. Which of the following languages is considered a low-level language?
    a) Python
    b) Java
    c) Machine language
    d) C++
    Answer: c) Machine language
39. The process of checking a program for errors is called:
    a) Debugging
    b) Compiling
    c) Coding
    d) Executing
    Answer: a) Debugging
40. Which feature automatically moves the text to the next line in a word processor?
    a) Text alignment b) Word wrap
    c) Line spacing
    d) Font style
    Answer: b) Word wrap

Computer Security

41. A firewall is used to:
    a) Scan for viruses
    b) Prevent unauthorized access to a network
    c) Store data securely
    d) Monitor computer performance
    Answer: b) Prevent unauthorized access to a network
42. What does antivirus software do?
    a) Deletes system files
    b) Protects against malware
    c) Improves computer speed
    d) Manages passwords
    Answer: b) Protects against malware
43. Phishing is an attempt to:
    a) Infect a computer with a virus
    b) Obtain sensitive information by deception
    c) Improve internet speed
    d) Block internet access
    Answer: b) Obtain sensitive information by deception
44. Encryption is the process of:
    a) Storing data in the cloud
    b) Converting data into a coded format
    c) Compressing files
    d) Uploading files to a server
    Answer: b) Converting data into a coded format
45. Which security measure requires users to verify their identity?
    a) Data encryption
    b) Authentication
    c) Compression
    d) Debugging
    Answer: b) Authentication

Software Tools

46. Microsoft Excel is an example of:
    a) Database software
    b) Spreadsheet software
    c) Graphic design software
    d) Word processing software
    Answer: b) Spreadsheet software
47. The main feature of database software is to:
    a) Edit images
    b) Manage data records
    c) Create animations
    d) Perform calculations
    Answer: b) Manage data records
48. Which tool is used to adjust display settings in Windows?
    a) Control Panel
    b) Task Manager
    c) Command Prompt
    d) File Explorer
    Answer: a) Control Panel
49. What is the function of the “cut” operation in text editing?
    a) Remove text and store it temporarily
    b) Add text to the document
    c) Duplicate the text
    d) Save the document
    Answer: a) Remove text and store it temporarily
50. Norton Utilities software is primarily used for:
    a) Gaming
    b) System maintenance and optimization
    c) Graphic design
    d) Audio editing
    Answer: b) System maintenance and optimization