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 'Workshop Instructor / Demonstrator /Instructor Gr.II in Computer Engineering' And exam conducted in the year 2023. And Question paper code was '095/2023'. 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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095/23
Simplify the Boolean expressions XYZ + XZto a minimum number of literals.
A) Z(X+Y) 8) 20൨൬
C) X(Z+Y) D) X(Z + Y)
Simplify the Boolean functions F(X, Y, Z) = ¥(0, 2, 4, 5, 6)
ھ 7۷ 8( 2۷ C) 2۷ D) Z+XY
Write the equivalent Boolean expression for the following logic circuit.
i> b>
8 -।
FE
© ل
ل م
A) F=A+BC+D B) F=A+B+C+D
C) F=ABCD D) F=ABCD
The OR operation can be produced with
A) two NOR gates B) three NAND gates
C) four NAND gates D) both answers A) and B)
All Boolean expressions can be implemented with
A) NAND gates only or NOR gates only
B) combinations of NAND and NOR gates
C) combinations of AND gates, OR gates, and inverters
D) None of the above
Which of the following codes exhibit even parity ?
A) 10011000 B) 01111010
C) 11010111 D) 11010101
To enter a byte of data serially into an 8-bit shift register, there must be
A) one clock pulse B) eight clock pulses
C) two clock pulses D) four clock pulses
A modulus-12 counter must have
A) 4 flip-flops B) 12 flip-flops
C) 3 flip-flops D) synchronous clocking