Computer worksheet for Class 3 students covering fundamental computer concepts.

Let’s go through each part of the worksheet step by step.

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Section 1: True or False

a) Computers give inaccurate results.
→ Computers are very accurate when programmed correctly. So this is False.

b) A computer works at a very high speed; one second is a very long time for a computer.
→ Yes, computers can do millions of tasks in one second. So this is True.

c) Computers can store huge amount of data permanently.
→ Yes, hard drives, SSDs, etc., can store lots of data permanently (until deleted or damaged). So this is True.

d) Hard disk, the main storage device is found inside the CPU cabinet.
→ The hard disk is usually inside the computer case (often called CPU cabinet in school texts). So this is True.

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Section 2: Circle the correct option

a) Devices that are used to give instructions to the computer are called
→ That’s input devices (like keyboard, mouse). So answer: ii) input devices

b) On paper a printer gives us a copy of our document. Such a copy is called a
→ Paper copies are called hardcopy. So answer: iv) hardcopy

c) An example of computer software is
→ MS Paint is software. Mouse and monitor are hardware. “Wire” isn’t software. So answer: i) MS Paint

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Section 3: Fill in the blanks

Words given: Diligent, Speed, Memory, mistakes, Decisions

a) A computer is __________ it can work for long hours.
→ “Diligent” means hardworking — fits here. → Diligent

b) A man can make __________ while typing, but a computer is accurate.
→ Humans make mistakes. → mistakes

c) Man and computer both have __________.
→ Both can remember things — memory. → Memory

e) A computer cannot take its own __________.
→ Computers follow instructions — they don’t decide on their own. → Decisions

*(Note: “Speed” was not used — maybe there’s a typo in question numbering — but we’ll go with what fits.)*

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Section 4: Full forms of acronyms

VDU → Video Display Unit
CPU → Central Processing Unit
DVD → Digital Versatile Disc (or Digital Video Disc — both acceptable, but “Versatile” is more modern)

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Final Answer:

1. a) F
b) T
c) T
d) T

2. a) ii
b) iv
c) i

3. a) Diligent
b) mistakes
c) Memory
e) Decisions

4. VDU – Video Display Unit
CPU – Central Processing Unit
DVD – Digital Versatile Disc