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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.

1141

Draw the stick diagram of a NOR gate. Optimize it

1225

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)

1154

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

1084

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

1056

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

1090

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

1230

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

1586

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

1504

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

1243

Draw a CMOS Inverter. Explain its transfer characteristics

1134

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

1169

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)

1224

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

1346

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

1206

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Un-Answered Questions

how does an encoder work???

2460

What is alternative condition type? Give an example?

936

Is it possible to call a stored procedure within a stored procedure?

913

Hi, I am into the recruitment field concentrating on SAP CRM hires. Need your help creating a screening questionaire (Only Resume screening level - Not for an interview) to screen Resumes- Seperately for Technical Consultants * Functional ones. Would appreciate any help provided. A simple request-- Please send me the details directly to my email id - vijayvenkatramanplakon@gmail.com . Thanks & Best Regards, Vijay

1866

What are the various IPC mechanisms? Why is message passing costlier than semaphore?

1021

1.What is IDT? 2.What is permanent shear buckling? 3.Explain Crippling? 4.Why IRB check is imp while one design fuselage? 5.Explain Column buckling?

3426

Define a positive displacement pump?

998

What is groovy in jenkins?

What is the need for custom serde?

682

What are the database functions in excel?

639

What does a rollback do in idms?

906

Differences between defining bindings in mxml and actionscript?

765

Why do we use sessions in php?

916

What is java util list?

876

What is sequential search? What is the average number of comparisons in a sequential search?

765