Description : Routing between autonomous systems is referredto as ____________. A) interdomain routing B) intradomain routing C) both a and b D) none of the above
Last Answer : interdomain routing
Description : ________ is an interdomain routingprotocol using path vector routing. A) BGP B) RIP C) OSPF D) none of the above
Last Answer : BGP
Description : The Open Shortest Path First (OSPF)protocol is an intradomain routing protocolbased on _______ routing. A) distancevector B) link state C) path vector D) none of the above
Last Answer : link state
Description : The Routing Information Protocol (RIP) is an intradomain routing based on _________ routing. A) distancevector B) link state C) path vector D) none of the above
Last Answer : distancevector
Description : In ________ routing, we assume that there is one node (or more) ineach autonomous system that acts on behalf of the entire autonomous system. A) distant vector B) path vector C) link state D) none of the above
Last Answer : path vector
Description : For purposes of routing, the Internet isdivided into ___________. A) wide area networks B) autonomous networks C) autonomous systems D) none of the above
Last Answer : autonomous systems
Description : __________ is agroup ofnetworksand routers under theauthorityof a singleadministration. A) An autonomous system B) An area C) a and b D) none of the above
Last Answer : An autonomous system
Description : . A ………………………... is constructed manually by the system administrator using the route command. A. static routing table B. dynamic routing table C. both a and b D. neither a nor b
Last Answer : A. static routing table
Description : The use ofhierarchy in routing tables can ________ the size of the routing tables. A) reduce B) increase C) both a and b D) none of the above
Last Answer : reduce
Description : The idea of address aggregation wasdesigned to alleviate theincreasein routing table entries when using ________. A) classful addressing B) classless addressing C) both a and b D) none of the above
Last Answer : classless addressing
Description : A ……………………….. is built from the information exchanged by routing protocols. A. static routing table B. dynamic routing table C. both a and b D. neither a nor b
Last Answer : B. dynamic routing table
Description : Routes are built automatically by………………….., manually by the system administrator, or dynamically by routing protocols. A. route B. traceroute C. ifconfig D. netstat
Last Answer : C. ifconfig
Description : In OSI network architecture, the routing is performed by a. network layer b. data link layer c. transport layer d. session layer e. none of above
Last Answer : network layer
Description : In ATM, the ______ layerprovides routing, traffic management, switching, and multiplexing services. A) physical B) ATM C) AAL D) none of the above
Last Answer : ATM
Description : The sender is a router thathas receiveda datagram destinedfor a host on thesame network. The logical address that mustbe mapped to a physical address is ______. A) thedestination IP address in the datagram ... IP address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : thedestination IP address in the datagram header
Description : The sender is a router thathas receiveda datagram destinedfor a host on anothernetwork. The logicaladdress that must be mapped to aphysical address is ______. A) thedestination IP address in the datagram header ... address of therouter found inthe routing table C) either a or b D) noneof the above
Description : If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : the IP address of therouter found inthe routing table
Description : f the sender is a host and wants tosend a packet toanotherhost on the samenetwork, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : hedestination IP address in the datagram header
Description : _______ is an implementation of multicast distance vector routing. It is asource-based routing protocol, based on RIP. A) MOSPF B) DVMRP C) CBT D) none of the above
Last Answer : DVMRP
Description : The Multicast Open Shortest Path First (MOSPF)protocol is an extension of the OSPF protocol that uses multicast routing to create source-based trees. The protocol is basedon _______ routing. A) distancevector B) link state C) path vector D) none of the above
Description : Multicast link state routing uses the _______ tree approach. A) source-based B) group-shared C) a or b D) none of the above
Last Answer : source-based
Description : In multicast routing, eachinvolvedrouter needs toconstructa ________ path tree for each group. A) average B) longest C) shortest D) none of the above
Last Answer : shortest
Description : In unicast routing,each router in the domain has a table thatdefines a______ path tree to possible destinations. A) average B) longest C) shortest D) none of the above
Description : The _________ routing uses the Dijkstra algorithm to build aroutingtable. A) distancevector B) link state C) path vector D) none of the above
Description : In distance vector routing,each node periodically shares its routing table with_________ and whenever there is achange. A) every other node B) its immediate neighbors C) one neighbor D) none of the above
Last Answer : its immediate neighbors
Description : . In _______ routing, the least cost routebetween any two nodes is theroute with the minimum distance. A) path vector B) distancevector C) link state D) none of the above
Description : The taskof moving the packet from theinput queue to the output queuein a router is done by_________. A) input and output ports B) routing processor C) switching fabrics D) none of the above
Last Answer : switching fabrics
Description : The routing processor of arouter performs the ________ layer functions of therouter. A) physical and data link B) network C) transport D) none of the above
Last Answer : network
Description : The principle of ________ states that the routing table is sorted from the longest mask to the shortest mask. A) first mask matching B) shortest mask matching C) longest mask matching D) none of the above
Last Answer : longest mask matching
Description : In _______forwarding, the routing tableholds the address of just thenext hop instead of complete routeinformation. A) next-hop B) network-specific C) host-specific D) default
Last Answer : next-hop
Description : In _______forwarding, the full IP address of a destination isgiven in the routing table. A) next-hop B) network-specific C) host-specific D) default
Last Answer : host-specific
Description : A station in a network forwards incoming packets byplacing them on its shortest output queue. Whatrouting algorithm is being used? A. hot potatorouting B. flooding C. static routing D. delta routing E. None of the above
Last Answer : hot potatorouting
Description : Which is the main function of transport layer? A) Node to node delivery B) End to end delivery C) Synchronization d) Updating and maintaining routing tables
Last Answer : B) End to end delivery
Description : Which of the following routing technique / techniques is / are used in distributed systems ? A. Fixed Routing B. Virtual Routing C. Dynamic Routing a. A Only b. A and B only c. C only d. All A,B,C
Last Answer : a. A Only
Description : Dynamic routing protocol enable routers to a. Dynamically discover and maintain routes b. Distribute routing updates to other routers c. Reach agreement with other routers about the network topology d. All of the above
Last Answer : d. All of the above
Description : Which of the following is not a congestion policy at network layer? a. Flow Control Policy b. Packet Discard Policy c. Packet Lifetime Management Policy d. Routing Algorithm
Last Answer : a. Flow Control Policy
Description : Which of the following assertions is FALSE about the Internet Protocol (IP)? a. It is possible for a computer to have multiple IP addresses b. IP packets from the same source to the same ... outgoing packets; the route is determined only by the routing tables in the routers on the way
Last Answer : d. The packet source cannot set the route of an outgoing packets; the route is determined only by the routing tables in the routers on the way
Description : RIP stands for ________ a. Reduced Information Protocol b. Routing Internet Protocol c. Routing Information Protocol d. Reduced Internet Protocol
Last Answer : c. Routing Information Protocol
Description : ICMP is primarily used for __________ a. error and diagnostic functions b. addressing c. forwarding d. routing
Last Answer : a. error and diagnostic functions
Description : Which one of the following algorithm is not used for congestion control? a. traffic aware routing b. admission control c. load shedding d. routing information protocol
Last Answer : d. routing information protocol
Description : Which of the following routing algorithms can be used for network layer design? a. shortest path algorithm b. distance vector routing c. link state routing d. all of the mentioned
Last Answer : d. all of the mentioned
Description : Which of the following is not correct in relation to multi-destination routing? a. is same as broadcast routing b. contains the list of all destinations c. data is not sent by packets d. there are multiple receivers
Last Answer : c. data is not sent by packets
Description : Which one of the following is not a function of network layer? a. routing b. inter-networking c. congestion control d. error contro
Last Answer : d. error control
Description : In OSI network architecture, the routing is performed by a. network layer b. data link layer c. transport layer d. session layer
Last Answer : a. network layer
Description : The limited capability of this routing table is easily verified with the ………………………... command. A. ping B. traceroute C. route D. netstat
Last Answer : A. ping
Description : State weather the following statement is true or false for Hierarchical Routing 1). In hierarchical routing, the routers are divided into regions. 2) Each router is having the idea about internal structure of other regions 3). ... C. 1. false, 2. false, 3. false D. 1. true, 2. false, 3. true
Last Answer : D. 1. true, 2. false, 3. true
Description : Distance Vector Routing is a……... routing algorithm, it consists of a data structure called a ……… A. Static , routing table B. Dynamic, look-up table C. Dynamic, routing table D. Static, look-up table
Last Answer : C. Dynamic, routing table
Description : The Dynamic routing table is one _______ A. with manual entries B. which is updated automatically C. MAC entries D. none of the above
Last Answer : B. which is updated automatically
Description : The use of hierarchy in routing tables can ________ the size of the routing tables A. reduce B. increase C. multiply D. retain
Last Answer : A. reduce
Description : The static routing table is one _______ A. with manual entries B. which is updated automatically C. MAC entries D. none of the above
Last Answer : A. with manual entries