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

Networking Administration Interview Questions

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On a connectionless protocol , how does error recovery and flow control get taken care of ? a. A different protocol has to run along side b. error recovery and flow control are not taken care of c. the upper layers take care of them d. lower layers take care of them

1 2695

PPP has used for multi-protocol support ? a. protocol identifier b. specified bit values c. protocol indicator d. protocol frame length

1 2659

List 3 session layer standards

1 2954

CIDR stands for ? a. Carrier International Domain Routing b. Carrier Independent Domain Routing c. Classless Inter-Domain Routing d. Cross-platform Inter-Domain Routing

1 2714

Class D IP address range an its use? a. 192-223, broadcast b. 224-239, multicast c. 224-255, broadcast d. 192-255, multicast

1 3028

3 purposes of ICMP : a. router discovery b. gurantee of transport c. estimate of bandwidth d. error messaging e. diagnostics/testing f. gurantee of uniqueness of node addresses

1 2687

Fast Ethernet : Max distance for UTP and Fiber ? a. 200m, 1000m b. 1000m, 2000m c. 100m, 1000m d. 100m, 2000m

1 2596

In PPP, which protocol is used to establish and configure a connection ? a. CHAP b. PAP c. LCP d. TCP

1 2824

In PPP, a protocol frame is used for selecting and configuring the network layer protocol ?

1 2748

What does a "preamble" consist of ? a. all 0s b. all 1s c. a 1 in the beginning and rest 0s d. alternating 0s and 1s

1 3093

4 parts of UDP header: a. source IP b. destination IP c. source port d. destination port e. length f. UDP checksum

1 2810

Consider the IP address 128.252.144.84. What is the network id and what is the node id ? assume classful networking. a. 0.0.0.0 and 128.252.144.84 b. 128.0.0.0 and 252.144.84 c. 128.252.0.0 and 144.84 d. 128.252.144.0 and 84

1 3771

The following are the steps toward encapsulation. Put them in order: 1. User input 2. data 3. frame 4. segment 5. datagram 6. bits a. 1-4-2-5-3-6 b. 1-5-4-2-3-6 c. 1-2-3-5-4-6 d. 1-2-4-5-3-6

1 2784

Which IP-class provides the fewest numbers of Hosts? a. Class A b. Class B c. Class C d. Class D

1 6864

You see the following subnet addresses ; what is the subnet mask ? 252.4.0 252.8.0 252.12.0 252.16.0 a. 255.255.255.0 b. 255.255.192.0 c. 255.255.240.0 d. 255.255.252.0

1 2797

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Un-Answered Questions { Networking Administration }

Define mesh topology?

1139

What characterizes a professional network administrator?

1002

How do you manage a long term demanding stressful work environment?

2161

When you connect two redundant links of switch to hub to form a loop , and when the switch receives its own BPDU what it will do.

4262

Explain the network architecture?

995

Explain backbone network?

1148

Explain sneakernet?

1126

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

1141

Explain the main purpose of ospf?

1131

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2060

Explain how dynamic host configuration protocol aid in network administration?

1179

What is the difference between linux server and solaris server?

2413

Suppose if a network which contains two servers and twenty workstations, where is the best place to install an anti-virus program?

1105

List the advantage of address sharing?

1088

Port modes [trunk and access] have any influence on VLAN tagging and un-tagging?

1942

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