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

Networking Administration Interview Questions

Questions Answers Views Company eMail

PPP supports which of the following features? a. encryption b. login c. password d. error correction

1 2476

What does the receiving host do with packets when it is using a connection-oriented protocol ? a. acknowledges only the first and last packet, puts the packets in their proper order. b. acknowledges only the first and last packet, discards in any packet that have arrived out of sequence. c. acknowledges each packet and puts the packets in their proper order. d. acknowledges each packet and discards in any packet that have arrived out of order

1 2733

You have a Solaris host that acts as the DNS server. Which process (daemon) must this Solaris host be running ? a. dnsd b. dns c. named d. nameserver -d

1 2758

Solaris machines more often than not runs routed daemon. routed is the unix equivalent of RIP. It is always run with -q option. Why ? a. q options optimizes the process b. q option uses a default route c. q option only activates itself in the absence of a default router d. q option tells the process not to advertise any routes. It just listens to the RIP udates. That way it does not interfere with router in the subnet.

1 2695

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

1 3926

IP classes and their ranges (A-C): a. 1-127, 128-191, 192-223 b. 1-127, 128-191, 192-254 c. 1-126, 128-192, 193-223 d. 1-126, 128-191, 192-223

1 3549

UDP runs its own ? a. Frame Building b. Packet building c. Packet Routing d. CRC

1 2477

Name 3 problems with distance-vector protocol ? a. not feasible for small internetwork b. count-to-infinite c. routing loops d. inconsistent views of network

1 2216

You have a class C subnet. You would like divide it up into 8 more subnets by "subnetting" ? What would be the subnet mask ? a. 255.255.255.192 b. 255.255.255.224 c. 255.255.255.240 d. 255.255.255.248 d. 255.255.255.252

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You have a class C subnet. You would like divide it up into 5 more subnets by "subnetting" . How many hosts can you have per subnet ? a. 30 b. 31 c. 30 d. 62 e. 126

1 2518

You have a class C subnet. You would like divide it up into 5 more subnets by "subnetting". However you also have to have at least 31 hosts per subnet. Can you do it ? a. Yes b. No

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You have divided your class C network into 6 subnets. Your subnet mask is 255.255.255.224. What are the ranges of IPs for your subnets ? Your Network address before subnetting was 200.252.144.0 a. 32-62, 64-93, 96-125, 128-157, 160-189, 192-221 b. 33-63, 65-94, 97-126, 129-158, 161-190, 193-222 c. 34-64, 66-95, 98-127, 130-159, 162-191, 194-223 d. 35-65, 67-96, 99-128, 131-160, 163-192, 195-224

1 2803

You have a class B subnet. You would like divide it up into 5 more subnets by "subnetting" . How many hosts can you have per subnet ? a. 30 b. 1022 c. 2046 d. 4094 e. 8190

1 2609

Best example of Flat Addressing Scheme among the following ? a. MAC addresses b. Classless IP addresses c. Classful IP addresses d. IPX addresses

1 2874

2 examples of a packet-switched network. a. public telephone network b. ethernet network c. token-ring network d. ATM network

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Un-Answered Questions { Networking Administration }

I am using solaris box, I need to delete a file from path /usr/tmp/ which r older than 24 hours?

1810

What is the the advantage of address sharing?

1079

how to add additional instances sar r3, what are the steps to take server is down.

1929

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.

4156

Tell me about your job profile.

4196

Explain the difference between straight-through and crossover cable?

949

Explain netstat?

1022

Explain subnet mask?

915

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

2004

How do two computers communicate with each other when they are connected through L2 or L3 switch?

2922

What can be considered as good passwords?

956

Tell me what protocols fall under the application layer of the tcp/ip stack?

1005

all your interview question in networking and system administration

3227

Define the number of network ids in a class c network?

988

What are the drawbacks of implementing a ring topology?

1023

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