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 'Tradesman- Information Technology' And exam conducted in the year 2023. And Question paper code was '023/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
A:-0
B:-1
C:-A
D:-complement of A
Correct Answer:- Option-C
Question17:-Name the gate that will give a HIGH output for any case when one or
more inputs are HIGH.
A:-OR Gate
B:-AND Gate
C:-XOR Gate
D:-NAND Gate
Correct Answer:- Option-A
Question18:-A decoder with 2 inputs will have outputs.
A:-2
B:-4
C:-8
D:-1
Correct Answer:- Option-B
Question19:-A half adder performs
A:-logical addition of 2 numbers
B:-arithmetic addition of 2 bits
C:-both logical and arithmetic addition
D:-none of the above
Correct Answer:- Option-B
Question20:-Minimum number of two-input NAND gates required to realise
Y=AB+CD
A:-3
B:-4
C:-5
D:-6
Correct Answer:- Option-A
Question21:-The device with multiple inputs and only one output
A:-Decoder
B:-Encoder
C:-Multiplexer
D:-Demultiplexer