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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.

1204

Draw the stick diagram of a NOR gate. Optimize it

1278

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)

1200

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

1122

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

1111

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

1147

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

1285

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

1656

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

1569

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

1331

Draw a CMOS Inverter. Explain its transfer characteristics

1181

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

1204

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)

1275

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

1401

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

1266

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Un-Answered Questions

Explain procedure cache and data cache in sybase.

890

What is laravel eloquent?

728

Define the nlp terminology?

805

What is the meaning of 'export' command in Ubuntu?

853

Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1900

Explain if gateway server is not present cant we do load balancing?

954

Difference between arraylist and hashset in java?

1124

How can I check a website is safe?

168

What is tryparse?

933

Write an algorithm for inserting and deleting an element from doubly linked list?

904

What are the two types of java?

1161

Why unicode is important?

927

Can you please explain the difference between primary keys and foreign keys?

1099

How would you delete a directory in linux?

966

Explain the difference between function group and function module?

1131