Networking AllOther Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Networking AllOther Interview Questions

Questions Answers Views Company eMail

Is the nyquist theorem true for optical fibre or only for copper wire ? Explain.

3200

Why do data link layer protocols position the checksum in the trailer and not in the header ?

2379

Compare the maximum window size in go-back-N and selective-repeat ARQs.

2247

Why does ATM use the cell of small and fixed length ?

2604

Give the equivalent binary word for the polynomial x8+x2+x+1.

1658

In which of the 7 layers of OSI will a service handling conversion of characters is from EBCDIC to ASCII be normally implemented ?

1598

Where is the special IP address 127.0.0.0. used ?

1 2259

Convert the IP address 197.228.17.56 into binary ?

4016

Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.

1753

A binary signal is sent over a 3-khz channel whose signal-to-noise ratio is 20 db.Calculate the maximum achievable data rate ?

2859

What does ‘data transparency’ mean ? With the help of a flow chart, explain the process of bit de-stuffing at the receiver’s end.

1729

Explain The ATM reference model

1784

Explain HDLC

1545

Explain Salient difference between ISO-OSI and TCP/IP models.

1873

Explain Network Topologies and their uses.

1583

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Un-Answered Questions { Networking AllOther }

Which one you will use to implement critical section? Binary Semaphore

1097

What is the average number of transmission required to send a frame of length 1600 bytes correctly, if the bit error rate is 1 x 10-6.

1554

1. What ports does FTP traffic travel over? 2. What ports does mail traffic utilize? 3. What ports do HTTP and HTTPS use? 4. Why is NTP required in an NFS network? 5. Name some common mal software on the server side 6. What is CPAN? How do you access it? 7. What is PEAR? 8. What advantages does mod_perl have over a perl CGI? 9. What is required to do SSL in Apache 1.x? 10. What is Tcl? 11. What is a servlet engine/container? 12. What is BIND? 13. Name the steps to setup a slave zone in BIND 14. Name the steps to setup a primary zone in BIND 15. What commands would you use under Solaris or Linux to modify/view an LDAP tree?

2744

Enumerate the main responsibilities of data link layer ?

1955

The physical layer service is a non-confirmed service. Assume that some bits of data are lost during transmission over physical media, which layer will detect the loss and take some remedial measures. Explain any one method clearly depicting how this operation is performed.

2674

Explain The ATM reference model

1784

I am using vm ware In my system and I am using 2003server in vm ware ( my o.s is XP ) Now I would like to install .zip in my 2003server machine .how can I do this

2133

If the transmitted code word is 10011000 and the received code word is 11001001. What is the error word ? Write transmitted code word , received code word and error word as polynomials.

2980

What is ISO-OSI reference model ? Compare it with TCP/IP reference model.

1675

Discuss how satellite network differs from traditional networks such as Ethernet, Tokenbus.

1571

1).what is forest? 2).what is dns and dhcp port no's? 3).what is file system? 4).what is terminal server?

2228

Can a switch be used to connect two LANs with different network IDs ?

1585

Difference Between DDR1, DDR2 and DDR3 memories.

3378

What are the principles that were applied to arrive at the seven layers in OSI model?

3380

Differentiate between Optical fibre and twisted pair

1587

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