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 (Electronic Mechanic)' And exam conducted in the year 2023. And Question paper code was '081/2023/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.
Question82:-Ripple counters are counters
A:-Synchronous
B:-Asynchronous
C:-Random
D:-Johnson
Correct Answer:- Option-B
Question83:-Decade counter counts upto__ states.
A:-2
B:-100
6-0
D:-1000
Correct Answer:- Option-C
Question84:-According to De Morgan's theorem NAND gate is equivalent to
gate.
A:-OR
B:-AND
C:-Bubbled OR
D:-Bubbled AND
Correct Answer:- Option-C
Question85:-The number of select lines required to design an 8x1 multiplexer.
A:-2
B:-3
C:-4
D:-8
Correct Answer:- Option-B
Question86:-A flip flop can one bit of information.
A:-Store
B:-Complement
C:-Add
D:-Subtract
Correct Answer:- Option-A
Question87:-A ടവ്ഥഠിട്ല ೦೩೧ convert serial to parallel data.
A:-SISO
B:-SIPO
C:-PISO
D:-PIPO