Chapter 4
Computer
Lok Sewa Aayog (Public Service Commission) past exam questions
Past questions and answers
2 questions set from this chapter. Most repeated first.
- 2083 · Pre-Qualifying Exam (Pretest) · 1 mark
Which one of the following is not a network device?
A) Router
B) Switch
C) Hub
D) CPU
Answer
(d) CPU
A CPU (Central Processing Unit) is the main processing component inside a computer and is not used to connect or link devices on a network. Router, switch and hub are all networking devices used to connect computers and direct data traffic.
Answer checked by Claude Haiku · Oct 21, 2026
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- 2083 · Pre-Qualifying Exam (Pretest) · 1 mark
Which of the following is the modern filing system?
A) Cloth bunch filing
B) Box filing
C) Digital filing
D) Wire filing
Answer
(c) Digital filing
Digital filing (electronic record keeping) is the modern filing system, as it stores documents in computers or servers instead of physical bundles, boxes or wires. Cloth bunch, box and wire filing are all traditional/manual methods.
Answer checked by Claude Haiku · Oct 21, 2026
Test yourself · 1 MCQ
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Questions from Lok Sewa Pre-Qualifying Exam Questions (Assistant 2nd Class / Kharidar or Equivalent, 4th Level · Pre-Qualifying Exam (Pretest) · 2083) and Lok Sewa PSC Pre-Qualifying Exam Pretest (Assistant 2nd Class / Kharidar or Equivalent, 4th Level position, Non-Technical · Pre-Qualifying Exam (Pretest) · 2083). Answers are written for this site; check them against your class notes.