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 'Deputy Engineer (Electrical), Assistant Engineer (Electrical) - Kerala Co-operative Milk Marketing Federation Ltd, KSEB' And exam conducted in the year 2023. And Question paper code was '098/2023'. 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.
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098/23
(39) 49 in binary systems is
A) 110111 B) 111001
C) 100110 D) 100111
Which of the following circuits can be used as parallel to serial converter ?
A
B
0
) Multiplexer
) De-multiplexer
) Decoder
D) Digital counter
Simplifying (X + Y) (X + Y) we will get
A) X(1+Y) B) X+XY
0۷ D) X
How many outputs are there in the output of a 10 bit D/A converter ?
A) 1000 B) 1023
C) 1024 D) 1224
What is the least change in output voltage of 12 bit binary D/A converter using 12 V
reference supply voltage ?
A) 0.12
B) 0.00293
C) 0.0293
D) 0.012
A 4 bit synchronous counter uses flip-flops with propagation delay time of 15 ns each.
The maximum possible time required for change of state will be
A) 1515
B) 30ns
C) 45ns
D) 60 ns