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Categories  >>  Certifications  >>  Cisco Certifications  >>  CCNA
 
 


 

 
 CCNA interview questions  CCNA Interview Questions
 CCDA interview questions  CCDA Interview Questions
Question
Bridges work at what layer of the OSI model?

A.) Data Link

B.) Network

C.) Physical

D.) Application
 Question Submitted By :: Guest
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  Re: Bridges work at what layer of the OSI model? A.) Data Link B.) Network C.) Physical D.) Application
Answer
# 1
Answer: A
 
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  Re: Bridges work at what layer of the OSI model? A.) Data Link B.) Network C.) Physical D.) Application
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A
 
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Sunil
 
 
 

 
 
 
Other CCNA Interview Questions
 
  Question Asked @ Answers
 
Identify 3 characteristics of switches? A.) Increase available bandwidth B.) Decrease broadcast traffic C.) Support full duplex in a multipoint topology D.) Make fowarding decision using MAC address E.) Create collision domains  1
Identify the 3 pieces of hardware you would not install to prevent broadcasts? A.) Switch B.) Repeater C.) Bridge D.) Router  1
Why we choose the router rather then L-3 Switch Network-Solutions5
Which type of Ethernet framing is used for TCP/IP and AppleTalk? A. Ethernet 802.3 B. Ethernet 802.2 C. Ethernet II D. Ethernet SNAP Wipro1
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.  1
Which of the following are Session Layer standards? A.) ASCII and EBCDIC B.) MPEG and MIDI C.) NFS and SQL D.) JPEG and PICT  1
What should be the first command to create an access-list that prevents all users on subnetwork 10.10.128.0, using subnet mask 255.255.192.0, from being able to telnet anywhere? A.) access-list 101 deny tcp 10.10.128.0 0.0.63.255 any eq telnet B.) access-list 101 deny tcp 10.10.128.0 255.255.0.0 any eq telnet C.) access-list 101 deny tcp 10.10.128.0 255.255.192.0 any eq telnet D.) access-list 101 deny tcp 10.10.128.0 0.0.192.255 any eq telnet E.) access-list 101 deny tcp 10.10.128.0 0.0.128.255 any eq telnet F.) access-list 101 deny tcp 10.10.128.0 0.0.127.255 any eq telnet  2
Which command enables directly connected network 199.55.72.0 to be used by RIP? A. Router(config router)# rip 199.55.0.0 B. Router(config router)# rip 199.55.72.0 C. Router(config router)# network 199.55.0.0 D. Router(config router)# network 199.55.72.0  1
What is the protocol number for UDP? A.) 6 B.) 17 C.) 25 D.) 21  1
What is the purpose of ARP? A.) IP to host name resolution B.) Host name to IP address resolution C.) Mac to IP address resolution D.) IP to Mac address resolution  2
Which memory component on a Cisco router contains the dynamic system configuration? ROM NVRAM Flash RAM/DRAM HCL14
What is the purpose of Split Horizon? A.) It prevents the regular update messages from reinstating a route that has gone down B.) Information received on an interface cannot be sent back out the same interface C.) Informs all neighbor routers that two routes exist D.) Tells the router the destination is unreachable  1
Which 3 statements describe default encapsulation and LMI type configuration? A.) There are only four encapsulations and 3 LMI type options B.) The LMI type config term options C.) In release 11.3 the LMI type is autosensed D.) The default LMI is Cisco E.) IETF encap must be configured unless the connecting routers are both cisco  1
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.  1
Identify the 2 commands that save the running-config to a TFTP server? A.) write running tftp B.) copy running network C.) copy running tftp D.) write network  1
The maximum distance on a 10BaseT network from the hub to a workstation is which of the following? A.) 500 meters B.) 1000 meters C.) 100 meters D.) 1500 meters  2
The following is partial output from a routing table ; '192.168.10.0 [100/1300] via 10.1.0.1, 00:00:23, Ethernet1' Which routing protocol is being used? (assuming defaults have not been changed) A.) OSPF B.) RIP C.) BGP D.) IGRP  1
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  2
With one method for transmitting frames through a switch, the switch receives the complete frame and checks the frame CRC before forwarding the frame. What is the switch transmission method called? A. CSMA/CD B. Full Duplex C. Cut-Through D. Half-Duplex E. Fragmentation F. Store and Forward  2
What are 3 ways to provide login access to router? A.) Console B.) TFTP C.) Rlogin D.) Auxiliary Port E.) X Windows F.) Telnet  1
 
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