ISRO INTERVIEW - 18 JUN 2008 - HYDERABAD
I wrote the ISRO test on MAY 4th 2008, its not tough but a bit confusing and I got through it.
My interview was on 18th JUNE 2008 at Hyd. as already known there are about 10-12 members in interview panel all are senior scientists, so we must be disciplined and punctual. Coming to my interview they asked me 2 qtn's from my project and then they asked me 'what subject do u prep for the interview?' as i said 'communication systems' and 'Digital electronics' they started asking...
1) what are universal gates?
2) design XOR using NAND?
3) what is D FF?
4) what is T FF?
5) what are the applications of T FF?
6) design D FF from JK FF?
7) design T FF from JK FF?
8) classify the modulation systems?
9) in TV transmission, what are the mod. systems used for Video and Audio signals?
10) what happens if FM is used for both Audio and Video Tx?
11) what is the freq range of video signal in TV transmission?
12) what is the diff between receiver and super heterodyne receiver?
13) what is the name of the ckt used to generate IF in super heterodyne receiver?
14) what is noise figure?
15) define Selectivity?
16) define Sensitivity?
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