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

In a peer-to-peer network, what type of servers wont be there ?

1 2517

A subnet's mask is 255.255.255.224. How many nodes can this subnet have?

1 3403

Howmany layers TCP/IP has ? a. 2 b. 3 c. 4 d. 5

1 2841

You have a class C subnet. You would like divide it up into subnets by "subnetting". You have to have at least 48 nodes per subnet. How many subnets can you have ?

1 2959

Your previous Network Administrator had subnneted your class C network into many subnets. Only info you have is that one of the IP range was 200.252.144.33 through 128.252.144.46. How many subnets did he make ? what was the mask ?

1 2658

You have a class B subnet. You would like divide it up into 30 more subnets by "subnetting" ? What would be the subnet mask ?

1 2726

What IP network addresses are set aside for class C (for private use) ? a. 172.16.0.0 (mask 255.240.0.0) b. 172.16.0.0 (mask 255.255.0.0) c. 196.168.0.0 (mask 255.255.0.0) d. 192.168.0.0 (mask 255.255.0.0) e. 198.168.0.0 (mask 255.255.255.0)

1 3367

What leading bit values in the IP address indicate a class A and Class B address ? a. 0 and 10 b. 0 and 11 c. 1 and 11 d. 01 and 10 e. 10 and 110

1 2593

What leading bit values in the IP address indicate a class C address ? a. 0 b. 01 c. 10 d. 11 e. 110

2 3197

What does 802.3 have instead of "type" filed (as in 802.2) ? a. a "frame-type" filed b. a "IP" field c. a "length" field d. a "TTL" field

1 3040

What is the difference between 802.2 and 802.3 frames ? a. 802.2 = 802.3 + LLC Header Info b. 802.2 = 802.3 + TTL field c. 802.3 = 802.2 + LLC Header Info d. 802.3 = 802.2 + TTL field

1 3246

Port numbers for the following 2 standard services: Netstat , FTP a. 25, 81 b. 21, 15 c. 23, 80 d. 15, 21 e. 15, 22

1 2571

Port numbers for the following 2 standard services: SMTP, TFTP a. 25, 81 b. 25, 68 c. 23, 69 d. 15, 68 e. 15, 22

1 3087

Port numbers for the following 2 standard services: FINGER, POP3 a. 23, 100 b. 25, 109 c. 27, 111 d. 79, 100 e. 23, 109

1 2491

Port numbers for the following 2 standard services: NNTP, NFSD a. 118, 2048 b. 119, 2049 c. 120, 2050 d. 121, 2051 e. 122, 2052

1 2561

Un-Answered Questions { Networking }

What are the protocols used in Application layer?

1175

Write short note on any four of the following:

1659

How to manage a network using a router?

1266

Describe vpn?

1137

What is udp flood?

1132

What is a pseudo tty?

470

We can use Office Communication server instead of any dialer?

3004

Does ip change with wifi?

1009

How network topology affect your decision in setting up a network?

1234

What is a Password?

1045

Explain how does traceroute work? Now how does traceroute make sure that the packet follows the same path that a previous (with ttl - 1) probe packet went in?

998

What is echo in networking?

1087

What is the sense of a fingerprint?

1128

Tell me what is the equivalent layer or layers of the tcp/ip application layer in terms of osi reference model?

987

List the advantage of address sharing?

1088

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