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 2444

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

1 3335

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

1 2772

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 2891

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 2582

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 2628

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 3284

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 2521

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

2 3091

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 2965

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 3152

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 2510

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 3006

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 2424

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 2488

Un-Answered Questions { Networking }

Whats frequency of waves?

1151

In context of public key encryption, if you are using both signature and encryption features, what key will you use for encryption and which one will you use for signing?

972

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

1160

What is SRST and MGCP fall-back?

411

Explain what is routing protocol and its purposes?

1104

What are the different network protocols that are supported by windows rras services?

414

What is a minimum data size of an Ethernet frame ?

1690

What do mean by tunnel mode?

480

Is vpn traffic encrypted?

1066

What is mesh topology?

388

How do I find my server port?

1029

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

3244

What is a dns address?

980

Tell me when troubleshooting computer network problems, what common hardware-related problems can occur?

1200

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

1186

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