CLASS 5 – COMPUTER
Answer Key – 100 Marks
Section A – Multiple Choice Questions
- (b) CPU
- (b) Keyboard
- (c) Monitor
- (b) Enter
- (a) Printer
- (a) Windows
- (a) MS Word
- (b) MS PowerPoint
- (a) MS Excel
- (a) World Wide Web
- (a) Router
- (b) @
- (a) Chrome
- (b) Backspace
- (a) Hard disk
- (b) Harmful program
- (d) T#8mP2@q
- (b) Password
- (a) Coding
- (b) Ctrl+C
Section B – Fill in the Blanks
- Central Processing Unit
- Mouse
- Screen
- Word
- Data
- Folder
- Network
- Password
- Strong
- Paste
Section C – True or False
- True
- False
- True
- True
- False
- True
- False
- True
- False
- True
Section D – Very Short Answer Questions
41. What is a computer?
A computer is an electronic machine that accepts data, processes it and gives useful information.
42. What is hardware? Give two examples.
Hardware means the physical parts of a computer that we can see and touch.
Examples: Keyboard, Monitor.
43. What is software? Give two examples.
Software is a set of programs or instructions that tells a computer what to do.
Examples: MS Word, MS Excel.
44. Difference between input and output devices:
Input devices are used to enter data into a computer, such as a keyboard and mouse. Output devices show or produce the result, such as a monitor and printer.
45. What is an operating system?
An operating system is software that manages the computer’s hardware and allows other programs to work. Example: Windows.
46. What is a file? What is a folder?
A file stores information or data. A folder is used to organize and store files.
47. What is the Internet?
The Internet is a worldwide network that connects computers and other devices to share information and communicate.
48. What is an email?
Email is an electronic message sent and received through the Internet.
49. What is a computer virus?
A computer virus is a harmful program that can damage files or affect the working of a computer.
50. Two rules for staying safe online:
- Never share passwords or personal information with strangers.
- Do not click suspicious links or open unknown attachments.
Section E – Short Answer Questions
51. Four input devices:
- Keyboard: Used to type letters, numbers and symbols.
- Mouse: Used to point, select and click items.
- Scanner: Used to enter pictures or documents into a computer.
- Microphone: Used to enter sound into a computer.
52. Four output devices:
- Monitor: Displays information on the screen.
- Printer: Prints information on paper.
- Speakers: Produce sound.
- Projector: Displays computer information on a large screen.
53. Four uses of MS Word:
- Typing documents
- Editing text
- Formatting text
- Adding pictures and tables
54. Four uses of the Internet for students:
- Online learning
- Finding information
- Sending emails
- Watching educational videos
55. Four cyber-safety rules:
- Keep passwords secret.
- Use strong passwords.
- Do not talk to unknown people online.
- Do not click unknown or suspicious links.
Section F – Application, Reasoning & Practical Knowledge
56. Keyboard Shortcuts:
(a) Ctrl+C — Copy
(b) Ctrl+V — Paste
(c) Ctrl+X — Cut
(d) Ctrl+S — Save
(e) Ctrl+Z — Undo
57. Input / Output Devices:
(a) Keyboard — Input
(b) Monitor — Output
(c) Mouse — Input
(d) Printer — Output
(e) Scanner — Input
58. Situation-Based Questions:
(a) No, Rohan should not reply to the unknown person.
(b) No, he should never share his password.
(c) He should avoid clicking links or attachments and report/delete the suspicious email.
(d) He can tell his parents, teacher or another trusted adult.
(e) He should be careful because unknown messages may be attempts to steal personal information or passwords.
59. Match the Following:
(a) Keyboard — (iii) Typing
(b) MS Word — (iv) Documents
(c) Mouse — (ii) Pointing
(d) MS Excel — (v) Calculations
(e) PowerPoint — (i) Presentation
TOTAL = 100 MARKS