Previous Year ISRO Question Papers

I have completed B.E Degree with Electronics and Communication Discipline. I need previous year question papers of ISRO Exam. Actually I am thinking to get job in this organization. So I want to start preparation of its Examination. So give link to download previous year question papers Electronics Stream of ISRO Exam?

[Rajkumar Agarwal]

Here I am providing last year question paper of ISRO Exam for Electronics Stream for your reference:

ISRO Exam for Electronics Exam

Q. How many inputs and outputs does a full adder have?
(A) 3,2
(B) 2,3
(C) 3,3
(D) 2,2

A 1 MHz Clock Signal is applied to a J-K Flip Flop with J=K=1. What is the frequency of the Flip Flop O/P Signal?
(A) 2 MHz
(B) 500 KHz
(C) 250 KHz
(D) 500 MHz

Q. Which shift register counter requires the most decoding circuitry?
(A) Johnson Counter
(B) Ring Counter
(C) Ripple Counter
(D) MOD Counter

Q. A 10-bit DAC has a step size of 10mV. What is its full scale O/P Voltage and the percentage resolution?
(A) 10.24 V, 0.2 %
(B) 10.23 V, 0.5 %
(C) 10.23 V, 0.1 %
(D) 10.24 V, 0.1 %

Q. In digital filters, how many interpolated data points are interested between samples when performing 4X over sampling?
(A) 2
(B) 3
(C) 4
(D) 5




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