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?

3278

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

1528

Differentiate between Optical fibre and twisted pair

1619

Differentiate between SMTP and SNMP

3884

What are the basic functions of the data link layer?

1784

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

3521

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.

2721

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

2487

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

1920

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.

1593

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.

1622

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.

1638

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

1760

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

2089

Un-Answered Questions { Networking }

Who uses semaphore?

1096

Have you worked in an assignment based environment, e.g. work request or trouble ticket system, and if so, describe that environment?

2775

Which layer is used to convert packets to frame

1740

Please list the types of Firewalls, Routers, Switches, and Servers that you have managed.

2487

Can you explain what is subneting?

1078

Give the importance of the osi physical layer?

980

What is the last major networking problem you troubleshot and solved on your own in the last year?

1967

What are the 4 types of laws?

1117

Host IP Address is?

What is the use of NTP?

402

Explain the difference between baseband and broadband transmission?

349

What are the generally asked questions for a Person who is attending Network protocol testing L2/L3.

4503

What does tcp/ip stand for and what is its use?

1177

What are the basic functions of the data link layer?

1784

Explain various ways in which Cisco unified communication systems can be deployed?

407

For More Un-Answered { Networking } Questions Click Here