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

Networking Administration Interview Questions

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

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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

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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

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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.

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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

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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

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

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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

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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

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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

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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

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

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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 }

Explain about vpn?

957

Explain client/server?

1060

Define network topology?

992

What do you use to write documentation? Editor? Mail reader?

1997

Define the role of ieee in computer networking?

968

Have you worked in an assignment based environment, e.g. work request or trouble ticket system, and if so, describe that environment?

2707

how to check veritas install or not

2101

Give the function of the osi session layer?

892

Draw network configuration and protocol layer interface architecture for a multiprotocol bridge that interconnects an Ethernet LAN to a token-ring LAN.

3749

What are the fields of VLAN tag?

1853

Define proxy servers and how do they protect computer networks?

1013

one client is uanble to connect web server it is located in some remote location what are the problems how to troubleshoot the problem

1742

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

1011

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

1153

how do u share printer through FTP(fire transfer protocol)?

2410

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