Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor (Computer Hardware and Network Maintenance)' And exam conducted in the year 2023. And Question paper code was '151/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
151/2023
Maximum : 100 marks
Time : 1 hour and 30 minutes
1. Ina four band resistor colour coding, the value of multiplier Orange colour (the 3" position
from the left) is :
(A) 10? (B) 10°
(0) 104 ൫ 10°
2. To increase the total resistor value in a circuit, the (fixed value) resistors should be connected
in:
(^) Parallel (B) Serial
(C) Parallel and serial (D)_ Serial and parallel
8. An inductor is an electrical component which is used to :
(A) oppose the sudden changes in current
(B) generate spike
(C) none of the above
(D) allof the above
4. — Ripple factor of a half wave rectifier is :
(A) 1.57 (B) 2.12
€) 1.21 (D) .482
5. Find out the input of a 2 input XOR gate when its output obtained is 1:
(A) 11 (B) 10
(C) 00 (D) all of the above
6. The high speed communication parts of a mother board belongs to :
(ಹ) North bridge
(B) South bridge
(C) None of the above
(D) All of the above
7. Expansion slots used in computers are :
(A) PCI (B) AGP
(C) CNR (D) All of the above
A 3
[P.T.0.]