Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
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SAMPLE VLSI INTERVIEW QUESTIONS WITH ANSWERS FOR A FRESH FRESHER ER PART-1 � APRIL 20, 2013
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Below given are a few VLSI interview questions questions with answers for for a freshe fresher. r. I have bifurcated bifurcated it into two parts, 1 & 2 for easiness of reading. reading. 1)What are the differences between between a Latch and a Flip-Flop? Ans: Kindly view my earlier post “ Latch vs Flip Flop “. 2)What is the output of AND gate in the circuit
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
below,when A and B are as in the waveform?Tp is the gate delay of respective gate.
Ans:
3) What is the function of a D Flip-Flop, when its inverted output is connected to its input. Ans:It behaves as a T(Toggle) Flip-Flop. 4)Design a simple divide by 2 circuit. Ans:
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
5)Draw the output waveform of a sample circuit? Ans:Kindly refer my post ” Tips to draw output waveform” for more details. 6) What is the output of the below circuit assuming that the value of X is not known.
Ans: Y=[(X X) X] X
=[0 X] X =X X =0
7)Design an OR gate from a 2:1 MUX
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
Ans:
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
for OR gate
So OR gate can be implemented as
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
8) Design an XOR gate from 2:1 MUX and a NOT gate. Ans:
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
Sample VLSI interview questions with answers for a fresher Part-1 - Technology@Tdzire
Continued in Part 2……..
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