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

Networking AllOther (430)

Networking Interview Questions

Questions Answers Views Company eMail

Why transport layer protocols like TCP and UDP are called end-to-end protocols. What is the difference between them?

3268

Differentiate between Baseband co-axial cable and broad band coaxial cable

1520

Differentiate between Optical fibre and twisted pair

1613

Differentiate between SMTP and SNMP

3876

What are the basic functions of the data link layer?

1778

Write down the basic features of HDLC protocol? Could HDLC be used as a data link protocol for a LAN? Justify your answer.

3513

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.

2719

What are the advantages of cell switching that is used in ATM?

2484

Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?

1919

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.

1589

Explain what is meant by the term ‘integrated service digital network’. Give three reasons a company might choose an ISDN link in preference to a leased line.

1619

Subnet the class C network address 198.67.25.0 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?

1882

What do you understand by the term ‘structured cabling’. State the main rules that should be used when installing a cable. 31. Show that maximum cabling area for LAN for horizontal cabling runs is approximately 200m.

1629

What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.

1757

Why is a data link layer switch preferred over a hub ?

2084

Un-Answered Questions { Networking }

Is youtube a tcp or udp?

989

What is OSPF

1145

What are the different types of vpns?

1028

How will enable sound service in 2003?

309

Where is tcp used?

1045

What is EGP (Exterior Gateway Protocol)

Do you know what is network address translation?

1103

What are the lmhosts files?

438

What are the basic functions of the data link layer?

1778

Diff bet ripv1 & ripv2?

982

Tell me which protocol can be applied when you want to transfer files between different platforms, such between unix systems and windows servers?

1089

How does a messaging queue work?

1036

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2581

Define the meaning of an Authentication.

1057

When troubleshooting computer network problems, what common hardware-related problems can occur?

324

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