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

Certifications Interview Questions

Questions Answers Views Company eMail

Which protocol will send a message to routers if a network outage or congestion occurs? A.) ARP B.) TCP C.) IP D.) ICMP

2 6660

What are the 2 functions of the Data Link Mac layer? A.) Handles access to shared media B.) Manages protocol access to the physical network medium C.) Provides SAPs for higher level protocols D.) Allows multiple devices to uniquely identify one another on the data link layer

1 6152

Which layer is responsible for coordinating communication between systems? A.) Application B.) Network C.) Session D.) Transport E.) Physical F.) Data Link

2 5298

What is the default CDP broadcast update rate for Cisco routers? A.) 120 seconds B.) 60 seconds C.) 30 seconds D.) 90 seconds

3 9936

You need to come up with a TCP/IP addressing scheme for your company. How many network IDs must you allow for when you define the subnet mask for the network? A.) One for each WAN link B.) One for each router interface C.) One for each NIC installed in each client D.) One for each subnet with hosts E.) One for each host ID

1 8299

What is the protocol number for UDP? A.) 6 B.) 17 C.) 25 D.) 21

1 5235

What is the default LMI type? A.) Cisco B.) ANSI C.) IETF D.) Q933a

3 9537

You have two Cisco routers setup back-to-back in a lab using DTE/DCE cables. To which router would you add the clockrate command? A.) The serial port on the DCE router B.) The Ethernet port on the DTE router C.) The Ethernet port on the DCE router D.) The serial port on the DTE router

2 6236

How does a switch use store and forward? A.) By using a Class I repeater in a collision domain B.) The LAN switch copies the entire frame into its onboard buffers and then looks up the destination address in its forwarding, or switching, table and determines the outgoing interface C.) By using broadcast addresses as source addresses D.) The switch waits only for the header to be received before it checks the destination address and starts forwarding the packets

2 5780

Which of the following are valid WAN terms? A.) DTE B.) DCE C.) Demarc D.) CPE

IBM,

3 8601

Which two describe frame tagging? A.) Examines particular info about each frame B.) A unique ID placed in the header of each frame as it traverses the switch fabric C.) A user- assigned ID defined to each frame D.) The building of filter tables

2 5016

An ISDN BRI circuit can be described as which of the following? A.) 3B channels B.) 2-64Kbps B channels and 1-16Kbps D channel C.) none of the above D.) 2-64Kbps B channels and 1-16Kbps C channel

1 5852

The two sublayers of the IEEE Data Link Layer are which of the following? A.) Link and Logical Control B.) Data Link and LLC C.) Logical Link Control and Media Access Control D.) Data Link and MAC

2 4904

The -- terminal no editing -- command will perform what function? A.) Edit the contents of NVRAM B.) Allows access to the terminal port C.) Stops the advanced editing feature D.) Enable password functions

1 4236

Which two of the following are valid ways to have multiple encapsulation types on a single interface? A.) This is not possible B.) subinterfaces C.) additional physical interfaces D.) secondary addresses

1 4110

Un-Answered Questions { Certifications }

what does PPTP use for encryption and authentication?

1959

What is the terminal emulation?

1155

Tell me why we use filter option?

1299

1>What do you mean by Networks and Networking? 2>Difference between Vlan And Sub Interface Vlan? 3>What is Fiber Optic Media Converter? 4>What is Firewall? 5>Difference Between Layer2 and Layer3 Switch? 6>What is the function of Multilayer Switch? 7>Expalin STP? What is the Difference between STP and MST? 8>What is the Function of VTP?Explain the modes of VTP? 9>What kind of Message VTp will Send? 10>What is the Difference between Normal and Manageable Switch? 11>Difference between Local Vlan and End to End Vlan? 12>Difference between Distance Vector and Link State Routing protocol? 13>What do you mean by Backbone Fast Port? 14>what is Root Guard and BPDU Guard?

2616

i have done my MSc in IT and also cleared my ISTQB Certification... Can anyone please tell me if the CQIA Examination is good enough for me in the IT industry?

2443

How arp brings mac address for switch?

1120

Why is UDP lease favored when compared to TCP?

1481

What is the name of distance vector algorithm?

1174

what is prefix list

2970

What is 100BaseFX?

1344

Explain the major types of networks and explain?

1245

What is the default size of frame?

1371

1350 Value in which type of access-list?

1025

Which LAN switching method is used in CISCO Catalyst 5000?

1291

What is the difference between tracert and traceroute?

1257

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