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

Certifications Interview Questions

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Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? A. 254 B. 510 C. 126 D. 16,372

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Which addresses are valid host addresses? A. 201.222.5.17 B. 201.222.5.18 C. 201.222.5.16 D. 201.222.5.19 E. 201.222.5.31

VGH,

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You are a network administrator and have been assigned the IP address of 201.222.5.0. You need to have 20 subnets with 5 hosts per subnet. What subnet mask will you use? A. 255.255.255.248 B. 255.255.255.128 C. 255.255.255.192 D. 255.255.255.240

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You are given the IP address of 172.16.2.160 with a subnet mask of 255.255.0.0. What is the network address in binary? A. 10101100 00010000 B. 00000010 10100000 C. 10101100 00000000 D. 11100000 11110000

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Which addresses are INCORRECTLY paired with their class? A. 128 to 191, Class B B. 192 to 223 Class B C. 128 to 191, Class C D. 192 to 223, Class C

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Which addresses are INCORRECTLY paired with their class? A. 1 to 126, Class A B. 128 to 191, Class A C. 1 to 126, Class B D. 128 to 191, Class B

3 9781

Which addresses are INCORRECTLY paired with their class? A. 240 - 255, Class D B. 240 - 255, Class E C. 224 - 239, Class D D. 224 - 239, Class E

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Which IP Address Class is INCORRECTLY paired with its range of network numbers? A. Class A addresses include 192.0.0.0 through 223.255.255.0 B. Class A addresses include 1.0.0.0 through 126.0.0.0 C. Class B addresses include 128.0.0.0 through 191.255.0.0 D. Class C addresses include 192.0.0.0 through 223.255.255.0 E. Class D addresses include 224.0.0.0 through 239.255.255.0

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Which IP Address Class can have 16 million subnets but support 254 hosts? A. Class C B. Class A C. Class B D. Class D

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Which IP Address Class can have 64,000 subnets with 64,000 hosts per subnet? A. Class B B. Class A C. Class C D. Class D

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There are two processes to pair MAC address with IP addresses. Which process finds an IP address from a MAC address? A. RARP B. ARP C. RIP D. IGRP

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When the router runs out of buffer space, this is called ________. A. Source Quench B. Redirect C. Information Request D. Low Memory

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Which protocol carries messages such as destination Unreachable, Time Exceeded, Parameter Problem, Source Quench, Redirect, Echo, Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply? A. ICMP B. UDP C. TCP D. TFTP E. FTP

TCP,

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Two of the protocols that can be carried in the Protocol field of an IP packet are? A. TCP B. UDP C. FTP D. TFTP

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Where would network testing be included in an IP packet? A. IP Options field B. Identification field C. Type of Service field D. Reservation field

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Un-Answered Questions { Certifications }

Can any one please send me the Informatica Certifications dump to my given below email id. duryo_uuv@yahoo.co.in Thanks, Duryodhan.

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What is default packet size of ipv6?

1319

how many max partition are created in redhat linux

2326

When we use loop back ip?

1235

What does the show protocol display?

1545

When ip confliction accord in subnet which ip assigned automatically and what it called?

1173

Which type for communication switch do?

1196

Tell me which multicast ip eigrp protocol use?

1173

Tell us the name of best path in eigrp protocol?

1221

hi,I m preparing for istqb this month.I am getting difficulty to understand questions regarding statement coverage and branch coverage .can anybody help me to how to calculate statement coverage and branch coverage. Could anyone provide me questions on statement coverage and branch coverage and there solutions and also how to solve it?please do reply ASAP. Also could you provide me some dumb papers related to exam?

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Can you explain the basic of encryption in VPN?

2418

CMMI certification procedures

7538

Can yo define LNS

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What is the difference between arp and rarp?

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108. Identify the one addition that is not part of the interface of a method a) Importing b) Result c) Exception d) Returning NOTE: I think the answer is B. Please comment if you are sure with your answer

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