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

What exactly happens after each system call in sockets, both at the client and at the server.

HCL, Motorola,

6946

voltage levels of rs232c

Verifone,

1 5608

which of the following is not used for client/server. i)RPC,ii)TCP/IP,iii)MESSAGEQs,iv)None

Verifone,

3 7440

What is a router?

iGate, Wipro,

21 25924

What?s a switch?

2 7239

How would you find what ports are open on a machine (local and remote)?

3 7191

What?s the OSI model? What are the seven levels?

1 5871

How would you capture network traffic?

2 5710

What?s a VLAN?

8 12953

What is a runt, Giant, and collision?

6 49565

What is the purpose of VRRP?

Infosys,

3 24126

How do you distinguish a DNS problem from a network problem?

Swirl Infosystems, Wipro,

11 70617

How is Ntework Testing carried out?

1 4220

What is IIOP used for?

1 5472

What is Secure Sockets Layer (SSL)?

3 9256

Un-Answered Questions { Networking }

Explain the difference between straight-through and crossover cable?

1000

Why are global and device-level addressing systems necessary?

408

What are ipconfig and ifconfig?

392

Briefly describe nat.

386

salient feature of network administrator

1962

What is my ip from command line?

1081

Does http request contain ip address?

1045

How to delete software errors? What is that?

2029

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

3513

How does arp works?

1135

Explain Attenuation?

1175

Can you forward the same port to multiple ips?

1066

What are the reasons for using layered protocols ?

3666

How can I tell if a ftp port is open?

1065

Explain any three error detection and correction techniques.

1860

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