Routing Protocols:Some Multiple Choice Questions and Answers
These Questions will help you guys who are taking Bachelor of Computer Science and IT during your exams. Cheers!!
951. Which can be true regarding VLANs?
A.) They are created by location
B.) They are created by function
C.) They are created by department
D.) They are created by group
Ans B C D
952. What is true when using DDR?
A.) HDLC is the preferred encapsulation
B.) You must use static routing
C.) You should use dynamic routing
D.) You should use ISDN
Ans B
953. If you are running Token Ring with Novell IPX routing, which encapsulation should
you use?
A.) SAP
B.) SNAP
C.) 802.5
D.) 802.2
Ans B
954 What are the 3 ways routers learn paths to destination networks?
A.) Dynamic
B.) Static
C.) Routing tables
D.) Default
Ans A B D
955. Bridges work at what layer of the OSI model?
A.) Data Link
B.) Network
C.) Physical
D.) Application
Ans A
956 What is the default switching method for the Cisco 5000 series?
A.) Cut-through
B.) Store-and-splice
C.) Latency
D.) Store-and-forward
Ans D
957. The benefits to segmenting with Bridges are which of the following? A.) Scalability
B.) Datagram filtering
C.) Manageability
D.) Reliability
Ans B C
958. What is the administrative distance for IGRP?
A.) 90
B.) 120
C.) 110
D.) 100
Ans D
959. On an ISDN BRI interface, the control channel is the 'D' channel. What is the rate of
this channel?
A.) 64 Kbps
B.) 1.544 Mbps
C.) 128 Kbps
D.) 2.048 Mbps
E.) 16 Kbps
Ans E
960 MIDI and MPEG are examples of what layer of the OSI seven layer model?
A.) Session
B.) Network
C.) Datalink
D.) Transport
E.) Application
F.) Presentation
Ans F
961 Which ISDN specification series deals with Concepts and Terminology?
A.) C- Series
B.) I- Series
C.) Q-Series
D.) 911-Series
E.) J-Series
F.) F-Series
AnsB
962. Which of the following is an example of the Physical Layer?
A.) SQL B.) IP
C.) LLC
D.) DDP
E.) Ethernet
Ans E
963 In regards to the ISDN BRI standard, which channel is used for control?
A.) B
B.) D
C.) E
D.) I
E.) Q
Ans B
964. Which protocol resolves an IP address to a MAC address?
A.) DHCP
B.) RARP
C.) ARP
D.) NBP
E.) DNS
Ans C
965. Which of the following is an example of the Network Layer?
A.) TCP
B.) IP
C.) SQL
D.) Token Ring
E.) LLC
Ans B
966 The Internet Control Message Protocol occurs at what layer of the seven layer model?
A.) Physical
B.) Transport
C.) Session
D.) Datalink
E.) Presentation
F.) Network
Ans F
967. Which of the following are examples of the Session Layer?
A.) IP
B.) Netbios Names
C.) NFS
D.) Token Ring
E.) SQL
F.) RPC
Ans B C E F 968 What is the regional Telco office called, where the customers local loop terminates?
A.) Demarc
B.) DTE
C.) DCE
D.) CO
E.) CPE
Ans A
969. What is the default LMI type for Cisco Routers that are using Frame-Relay?
A.) Annex D
B.) Q933A
C.) Cisco
D.) IETF
E.) ARPA
F.) Anex A
Ans C
970. Most routing protocols recognize that it is never useful to send information about a
route back out the direction from which the original packet came. This is an example of
which routing technology?
A.) Split Horizon
B.) LMI
C.) Triggered Updates
D.) Poison Reverse
E.) SYN, ACK
F.) DLCI
Ans A
971. Which layer of the 7 layer model is responsible for representing the application
information between 2 different OS's? For example, converting ASCII to EBCIDIC.
A.) Transport
B.) Application
C.) Physical
D.) Session
E.) Presentation
F.) Network
Ans E
972. Which type of switching reads in the entire frame before forwarding it?
A.) Pause-and -forward
B.) Store-and-Forward
C.) Inverse ARP
D.) Fast Forward
E.) Cut-Through F.) Routing
Ans B
973. Which OSI Reference Layer is concerned with path determination?
A.) Datalink
B.) Physical
C.) Network
D.) Transport
E.) Session
Ans C
974. Which of the following are examples of the Datalink Layer?
A.) LLC
B.) SQL
C.) TCP
D.) Token Ring
E.) IP
Ans A D
975 What is the standard ISDN term for a non-native analog telephone?
A.) TE1
B.) TA
C.) LE
D.) TE2
E.) ET
Ans D
976. Which Distance Vector characteristic can help to speed up convergence?
A.) Triggered Updates.
B.) Split Horizon.
C.) Poison Reverse.
D.) Hold Down timers.
E.) Inverse ARP.
Ans A
977. Which type of switching is considered to be 'wire speed?'
A.) Cut-Through
B.) Multiplexed
C.) Inverted
D.) Layer 4
E.) Store and Forward
F.) Layer 3
978. The Datalink layer works with which of the following:
A.) Packets
B.) Bits
C.) Globules D.) Frames
E.) Segments
Ans D
979. What is a characteristic of Store and Forward switches?
A.) They forward the frame before it is completely read.
B.) They work at wire speed.
C.) They are the same a Cut-Through switching.
D.) They read the entire frame and check CRC before forwarding.
E.) They decrease latency.
Ans D
980. 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
Ans B
981. Which device listed below provides clocking for the line?
A.) DCE
B.) CPE
C.) CO
D.) DTE
E.) Demarc
Ans C
982 Which OSI Reference Layer controls application to application communication?
A.) Datalink
B.) Network
C.) Transport
D.) Session
E.) Physical
Ans D
983. 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.
Ans B C
984 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.
Ans F
985 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.
Ans D F
986. 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.
Ans C D E F
987 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.
Ans E
988. 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
Ans C
989. 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
Ans E
990 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
Ans A
991 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
Ans C
992. 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 Ans A D
993. Which of the following are examples of the Transport Layer?
A.) Token Ring
B.) UDP
C.) TCP
D.) IP
E.) SQL
F.) LLC
Ans B C
994. 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.
Ans B E
995 What is the standard ISDN term for a native ISDN modem?
A.) ET
B.) LE
C.) TE2
D.) TE3
E.) TA
Ans E
996 Which of the following are Transport layer protocols?
A.) UDP
B.) TCP
C.) NBP
D.) IP
E.) SPX
Ans A B E
997. When determining whether or not to route a LAN segment, which rule of thumb do
you use?
A.) 60/40
B.) 50/50
C.) 80/20
D.) 90/10
E.) 70/30
Ans E
998 Which of the following are examples of the Session Layer? A.) TCP
B.) RPC
C.) SQL
D.) NFS
E.) Token Ring
Ans B C D
999. Which layer of the 7 layer model provides services to the Application layer over the
Session layer connection?
A.) Transport
B.) Application
C.) Session
D.) Network
E.) Datalink
F.) Presentation
Ans F
1000 What type of switching creates variable latency through the switch?
A.) Cut-Through
B.) Inverted
C.) Layer 4
D.) Multiplexed
E.) Store and Forward
Ans E
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