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Infosys Interview Questions

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Draw Vds-Ids curve for a MOSFET. Now, show how this curve changes considering Channel Length Modulation.

1170

Draw the stick diagram of a NOR gate. Optimize it

1242

Given a layout, draw its transistor level circuit. (I was given a 3 input AND gate and a 2 input Multiplexer. You can expect any simple 2 or 3 input gates)

1170

Draw the timing diagram for a SRAM Read. What happens if we delay the enabling of Clock signal?

1101

Draw Vds-Ids curve for a MOSFET. Now, show how this curve changes with increasing Vgs.

1083

Approximately, what were the sizes of your transistors in the SRAM cell? How did you arrive at those sizes?

1114

Draw a 6-T SRAM Cell and explain the Read and Write operations

1258

Draw a transistor level two input NAND gate. Explain its sizing (a) considering Vth (b) for equal rise and fall times

1615

You have three adjacent parallel metal lines. Two out of phase signals pass through the outer two metal lines. Draw the waveforms in the centre metal line due to interference. Now, draw the signals if the signals in outer metal lines are in phase with each other

1538

What is Latch Up? Explain Latch Up with cross section of a CMOS Inverter. How do you avoid Latch Up?

1289

Draw a CMOS Inverter. Explain its transfer characteristics

1158

How does the size of PMOS Pull Up transistors (for bit & bit- lines) affect SRAM's performance?

1192

For an AND-OR implementation of a two input Mux, how do you test for Stuck-At-0 and Stuck-At-1 faults at the internal nodes? (You can expect a circuit with some redundant logic)

1254

For CMOS logic, give the various techniques you know to minimize power consumption

1370

What is Charge Sharing? Explain the Charge Sharing problem while sampling data from a Bus

1233

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Un-Answered Questions

What operator means?

855

how mass curve differs from hydrograph.

1739

Explain ddl statements in pl/sql?

982

What is a Plastic Card and name some plastic cards?

1062

give me some knowledge about automation on which asked on interview

1842

What are action classes in struts?

932

What are the information required to configure remote objects?

926

Explain goto label?

890

what is a grn in terms of accounting ? what is a grnthroughpo in terms of purchase order? what is a direct grn?

4299

How do I secure my wordpress site?

172

How do I know if flume agent is running?

116

What is the difference between bean factory and application context ?

421

What are the differences in the job performed by line maintenance certifying staff and base maintenance certifying staff?

1039

Explain an algorithm to find depth of a binary tree.

1013

explain wcf ipc binding type? : Wcf data services

721