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

Certifications Interview Questions

Questions Answers Views Company eMail

Which OSI layer provides mechanical, electrical & procedural specifications for activating, maintaining physical link? A.) Presentation B.) Network C.) Application D.) Physical E.) Transport F.) Data-Link

1 4753

Identify 2 characteristics of PPP? A.) Uses LLC to establish the link B.) Default serial encapsulation C.) Support multiple layer 3 protocols D.) Offers two types of authentication; PAP and CHAP

3 8099

Identify 3 characteristics of a connection oriented protocol? A.) Path determination B.) Flow control C.) Acknowledgements D.) Uses hop count as metric E.) 3 way handshake

2 5750

What is the maximum hop count for IP RIP? A.) Infinity B.) 16 C.) 15 D.) 1

2 5510

What is Cisco's default encapsulation method on serial interfaces? A.) ANSI B.) Cisco C.) Q933a D.) HDLC

2 21414

Which of the following is a characteristic of a switch, but not of a router? A.) Switches forward packets based on the IPX or IP address in the frame B.) Switches forward packets based on the IP address in the frame C.) Switches forward packets based on the MAC address in the frame D.) Switches forward packets based only on the IP address in the packet

1 6903

Ping uses which Internet layer protocol? A.) RARP B.) ICMP C.) ARP D.) FTP

3 5723

Which is true regarding store-and-forward switching method? A.) Latency varies depending on frame-length B.) Latency is constant C.) It is default for all Cisco switches D.) It only reads the destination hardware address before forwarding the frame

1 4126

Which three of the following are true statements about connection-oriented sessions? A.) The segments delivered are acknowledged back to the sender upon their reception B.) Any segments not acknowledged are retransmitted by the receiver C.) A manageable data flow is maintained in order to avoid congestion, overloading and loss of any data D.) Segments are sequenced back into their proper order upon arrival at their destination

3 11001

What does a metric of 16 hops represent when using RIP? A.) Number of hops to the destination B.) Destination unreachable C.) Number of routers D.) Bandwidth

IBM,

2 13958

You need to come up with a TCP/IP addressing scheme for your company. Which two factors must you consider when you define the subnet mask for the network? A.) The location of DHCP servers B.) The volume of traffic on each subnet C.) The number of subnets on the network D.) The location of the default gateway E.) The number of host IDs on each subnet

2 6625

What is the difference between TCP and UDP? A.) TCP is connection-oriented; UDP uses acknowledgements only B.) TCP is connection-oriented; UDP is connectionless C.) Both TCP and UDP are connection-oriented, but only TCP uses windowing D.) TCP and UDP both have sequencing, but UDP is connectionless

2 6264

What does the 'S' mean when looking at the routing table? A.) Statically connected B.) Directly connected C.) Dynamically attached D.) Shutdown route

1 4068

Why would you use static routing instead of dynamic routing? A.) When you want automatic updates of the routing tables B.) All the time C.) When you have very few routes and want to conserve bandwidth D.) When you have a gateway of last resort

1 4934

What does the acronym ARP stand for? A.) Address Resolution Phase B.) ARP Resolution Protocol C.) Address Resolution Protocol D.) Address Recall Protocol

2 5056

Un-Answered Questions { Certifications }

what is the concept of HA and FA in VPN tunneling?

3885

What is the difference among straight cable, cross cable and rollover cable?

1104

What is the minimum and maximum request timer?

1236

Can you explain VPN tunneled packet in detail?

2193

What metric does rip use? How is the metric used to indicate an unreachable network?

1306

salary package for sap fico fresher (zero experinece)

1734

I want to do QTP Mercury Certification, give me an idea and the where can i register for that?

2920

What is 10base5 ethernet lans?

1097

What is ad in ccna?

1250

Hi, I am doing mba hr and having 4.4 yrs experience in marketing research and accounts payable together. Now i have 2 yrs of carrier break. Will it be advisable to do oracle hrms certification and grab new opportunities?

2332

how can we write this exam and what are its qualifications

2214

Suppose there are 3 pc's pc1 pc2 and pc3 all are connected with each other pc 1 is able to ping pc2 and pc3 but pc2 and pc 3 not able to ping pc 1 then what is an issue troubleshoot it?

2232

in stead of 0.0.0.0 wild card mask what u can write after ip?

1018

Explain the difference between named and extended acl?

1167

Given the configuration example: interface ethernet0 ipx network 4a ipx access-group 800 out interface ethernet1 ipx network 3d interface ethernet2 ipx network tc access-list 800 permit 3d 4a Which action result from implementing this configuration? a-Traffic from network 3d for network 4a will be forwarded out e0 b-IPX network 5c will not receive any traffic c-Traffic from network 3d, destined for network 4a, will be forwarded out e2 d-Traffic from network 3d for network 3d will be forwarded out e0

2593

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