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

Certifications Interview Questions

Questions Answers Views Company eMail

Station A is transmitting data to station B, and expects an acknowledgment after every 400 bytes. After transmitting data for a while, the two stations determine the line is reliable and change to expecting and acknowledgement every 600 bytes. This is an example of (pick the best answer only): A.) BECN B.) Sliding Windows C.) Poison Reverse D.) Countdown timers E.) Split Horizon F.) Count to infinity

1 4000

Which device listed below provides clocking for the line? A.) DCE B.) CPE C.) CO D.) DTE E.) Demarc

2 6994

Which OSI Reference Layer controls application to application communication? A.) Datalink B.) Network C.) Transport D.) Session E.) Physical

3 6918

The Datalink Layer is broken down into 2 layers, LLC and MAC. The LLC establishes media independence and what else? A.) Provides Windowing. B.) Provides flow control. C.) Provides SAP's (Service Access Points). D.) The Datalink layer does not have sublayers. E.) Provides SAP's (Service Advertising Protocol). F.) RIP Updates.

2 8794

When a Distance Vector routing protocol detects that a connected network has gone down, it sends out a special routing update packet, telling all directly connected routers that the distance to the dead network is infinity. This is an example of which routing technology? A.) ICMP. B.) Only Link State routing protocols have this intelligence. C.) Triggered updates. D.) Garrison-4. E.) Split Horizon. F.) Poison Reverse.

1 5027

Which of the following would not be displayed by the command ?sho cdp neighbor detail?? A.) The incoming/outgoing interface. B.) The hardware platform. C.) One address per protocol. D.) Amount of Flash Memory Available E.) The routers hostname. F.) The subnet mask, if IP is configured.

1 4476

Which of the following are characteristics of UDP? A.) UDP is connection oriented. B.) UDP is used with TFTP. C.) UDP is unreliable. D.) UDP is connectionless. E.) UDP is at the transport layer. F.) UDP uses no acknowledgements.

6 18694

What is a characteristic of Store and Forward switches? A.) They work at wire speed. B.) They are the same as Cut-Through switching in 'prune' mode. C.) They forward based on transport layer info. D.) They forward the frame before it is completely read. E.) They increase latency.

2 7293

The Internet Protocol (IP) occurs at what layer of the seven layer model? A.) Physical B.) Presentation C.) Network D.) Datalink E.) Session F.) Transport

2 4717

In regards to TCP/IP, which class of address allows for the fewest valid Internet hosts? A.) D B.) E C.) Classes are not used in TCP/IP. D.) B E.) C F.) A

1 4543

For IPX, what is the DEFAULT Cisco Encapsulation on an Ethernet interface? A.) novell-ether B.) gns C.) snap D.) arpa E.) sap F.) dix

1 4154

Novell NetWare has an Ethernet frame type called Ethernet_II. What is the matching Cisco command line keyword for this encapsulation method? A.) dix B.) sap C.) arpa D.) gns E.) snap F.) novell-ether

1 4161

There are 2 types of PPP authentication supported by the Cisco IOS. What are they? A.) PAP B.) PREDICTOR C.) MD5 D.) CHAP E.) STACKER F.) MSCHAP

4 9123

Which of the following are examples of the Transport Layer? A.) Token Ring B.) UDP C.) TCP D.) IP E.) SQL F.) LLC

2 5569

Which of the following describe SMTP? A.) Used for downloading files to the router. B.) Used for sending e-mail. C.) Uses TCP. D.) Uses UDP. E.) Uses port 25. F.) Used for managing IP devices.

1 5041

Un-Answered Questions { Certifications }

How much hold down time of eigrep protocol?

1267

What is hsrp?

1226

which certification is good oracle/sap?? Is that necessary to learn oracle basics before doing sap?

2366

What is 10baset ethernet lans?

1386

What type of transmission bus topology support?

1076

I am an instrumentation engineer. Can anybody tell how to get certification from Saudi Aramco compnany?

5589

Can you connect Active Directory to other 3rd-party Directory Services? Name a few options.

3499

What is the difference between hub, switch, and router?

1367

Explain what is overlaod?

1110

What is matric?

1164

how to apply of export document cource which is the best classes for export documentation please advice me.

2061

Domain Trust In Red Hat Linux Dear Friends, I have one doubt, If i have 2 Red hat Linux Server am using 2 domain namely RED & ROSE, and I have 20 or more than 20 XP machine in client, it’s all running by the samba users in RED Domain, the client systems (XP machines) are work both RED & ROSE Domain means , like Domain trust concept, how to configure the Server Main Domain is RED, if it’s go down means it will be working by ROSE Domain can you please give the instruction for this query.

1938

Does any one have oracle dumps for this exam - 1Z0-147: Program with PL/SQL ?

1557

32. Policy Enforcement Federation is configured in which of the following components? a. Identity Manager b. Service Gateway c. Access Manager d. Directory Server

2521

Hi Friend. i have to let you know that now i have been selected for cisco india in bangalore. i am thanking to all of you guys that u have been posted such good question and the respective answer. from today i will be not able to visit this site on regular basic and hopeing that you will continue to post the question.the question you are posting is not very usefull to you but also usefull to another. i am again thanking to all of you and hope for best for your feature. Jitendera kumar sinha Network engineer-L2 cisco india Bangalore

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