Other Electronics Communications Interview Questions 

Question 
Asked @ 
Answers 

what is isdn. 

5 
internet applications work on which osi layer? 
NSN 
3 
Tell me about use of heat sinks in digital circuit. 
TCS 
4 
types of site earthing 

2 
what is the difference between embedded system and
reprogrammable system? 

1 
1.Why we have to use inductor in circuits, what is their behavior?
2. Why we have to use capacitor in circuits, what is their behavior? 
Instronix 
1 
in which form materials or conductors takes the voltage? 
RRB 
3 
Susan made a block with small cubes of 8 cubic cm volume
to make a block ,3 small cubes long, 9 small cubes wide and
5 small cubes deep. She realizes that she has used more
small cubes than she really needed. She realized that she
could have glued a fewer number of cubes together to lock
like a block with same dimensions, if it were made hollow.
What is the minimum number of cubes that she needs to make
the block?
a) 114 b) 135 c) 21 d) 71

TCS 
3 
X^2  4X  2Y + Y^2 = 4 represents a circle with 
BSNL 
4 
why we give external oscillator input to the micro
controller 
TATA 
2 
What Is MAIO and HSN? Explain briefly the relation relation
between MAIO and HSN. 

1 
main difference between electrical& electronics?&
what is electronics? 

10 

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