Videsh sanchar nigam limited – VSNL Tech / Technical Interview Questions from Delhi Placement Test Papers. This is the second round of the vsnl exam, means INTERVIEW.

The interview lasted for about 20 minutes.

There were 2 people in the panel. One wll ask technical and other will ask HR questions.

They will ask about your favourite subject and about what you have written in your resume. I told them networking. So they asked questions from this.

Few questions are:

1. Define a Network

2. Difference between OSI nd TCP/IP

3. Difference between Switches, Bridges nd Routers. Which one is better nd why?

4. Difference between LAN nd WAN

5. Function of Session layer

6. Capacitance of coaxial cabel

7. Demorgans law

8. Maxwell eqn

9. Shenon’s eqn

10. Define S/N

12. AM, FM, PM Electronics Engineering technical interview questions

13. why clock is required and what is synchronisation?

 14. What is an Amplifier and types of it?

Few of my frnds asked questions frm GSM, Mobile Communication, Satellite Communicaitons, Filters etc. But all these communications questions were basic ones.

So prepare yourself for your favourite subjects.

The HR Interview questions are all simple ones. See related VSNL written test sample questions papers, vsnl campus exam placement papers for freshers, b.tech / be engineers – ece, ee, it, cse etc.