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 'Assistant Professor Electronics and Communication Engineering' And exam conducted in the year 2023. And Question paper code was '051/2023'. 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.
051/23
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Consider the two statements given below.
1 :- Quantum well is a two dimensional nano structure in which there is a confinement
in one dimension and particle is free to move in the other two dimensions.
2:- Quantum dot is a one dimensional nano structure in which there is confinement in
two dimensions and particle is free to move in the third dimension only.
A) Both the statements 1 and 2 are wrong
B
0
D
)
) Statement 1 is wrong and 2 is correct
) Statement 1 is correct and 2 is wrong
) Both the statements 1 and 2 are correct
In the ISO OSI seven layer model, the raw bits are converted to frames by
A) Physical layer B) Data link layer
C) Network layer D) Transport layer
An |Pv4 datagram has type of service (TOS) bits ‘1000’. The datagram service type is
A) Normal B) Minimize delay
C) Maximize reliability D) Maximize throughput
A discrete source emits five symbols independently with frequencies as given
below.
8: 1/8 © : 1/8 ©: 1⁄4 ० : 1⁄4 e: 1/4
Find the average length of the symbols when encoded with an optimal, uniquely
decodable source coding method.
A) 11/5 B) 12/5 C) 13/5 D) 14/5
A (7,4) linear block code is generated by the matrix
If a received code vector, R, is affected by an error vector E = [00 1000 Oj, the
syndrome of R will be,
A) 101 B) 1101 ௦) 011 D) 1010
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