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
Last Answer : link state
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
Description : The _________ routing uses the Dijkstra algorithm to build aroutingtable. A) distancevector B) link state C) path vector D) none of the above
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 ________, eachnode maintains avector (table)of minimum distances to every node. A) path vector B) distancevector C) link state D) none of the above
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 : 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 : Explain distance vector routing and link state routing
Last Answer : Distance vector routing _ Sharing information _ Routing table _ Creating the table _ Updating the table _ Updating algorithm
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 : ________ is an interdomain routingprotocol using path vector routing. A) BGP B) RIP C) OSPF D) none of the above
Last Answer : BGP
Description : Distance vector routing algorithm is a dynamic routing algorithm. The routing tables in distance vector routing algorithm are updated ........... (1) automatically (2) by server (3) by exchanging information with neighbour nodes. (4) with back up database
Last Answer : Answer: 3
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 : 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 : Define Routing. What is distance vector routing?
Last Answer : The process by which nodes exchange topological information to build correct forwarding tables. A lowest cost path algorithm used in routing. Each node advertises reachability information and associated costs ... , uses the updates it receives to construct its forwarding table. RIP uses it.
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 : Explain difference between distance vector and link state routing.
Last Answer : Distance Vector Routing Link State Routing Routing tables are updated by exchanging information with the neighbours. Complete topology is distributed to every router to update a routing table. ... Harder to configure Count to infinity problem No count to infinity problem
Description : What is link state routing?
Last Answer : A lowest cost path algorithm used in routing. Information on directly connected neighbors and current link costs are flooded to all routers; each router uses this information to build a view of the ... routing information sent by a router to all other router by a packet called link state packet.
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 : 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 : 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 : 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 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 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
Description : The technique in which a congested node stops receiving data from the immediate upstream node or nodes is called as _______ A. Admission policy B. Backpressure C. Forward signaling D. Backward signaling
Last Answer : B. Backpressure
Description : To guarantee the detectionof up to 5errors in all cases, the minimum Hamming distance in a block code mustbe _______. A) 5 B) 6 C) 11 D) none of the above
Last Answer : 6
Description : To guarantee the detection of up to 5 errors in all cases, the minimum Hamming distance in a block code must be _______ A. 5 B. 6 C. 11 D. none of the above
Last Answer : B. 6
Description : A _______is the optical link connecting two neighbor devices. A) section B) line C) path D) none of the above
Last Answer : line
Description : Which of the following statements is correct for the use of packet switching? A. the subdivision of information into individuallyaddressed packets in conjunction with alternativerouting arrangementenabled the transmission path ... capacity could be achieved. D. All of theabove E. None of the above
Last Answer : All of theabove
Description : The _______ layer corresponds to thephysical layer of the OSI model. A) section B) line C) path D) photonic
Last Answer : section
Description : In IPv6, the _______ field inthe baseheader and thesender IP address combineto indicate aunique path identifier for aspecific flow of data. A) flow label B) nextheader C) hoplimit D) destination IP address
Last Answer : flow label
Description : RPB creates a shortest path _______ tree from thesourceto each destination. A) unicast B) multicast C) broadcast D) none of the above
Last Answer : broadcast
Description : In the _______ treeapproach, each router needs tohave oneshortest path tree for each group. A) group-shared B) source-based C) a or b D) none of the above
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 : The sharing of a medium and its link by two or more devices is called _______. A) modulation B) encoding C) line discipline D) multiplexing
Last Answer : multiplexing
Description : IEEE hasdefined the specifications fora wireless LAN, called _______, whichcovers the physical and data link layers. A) IEEE 802.3 B) IEEE 802.5 C) IEEE 802.11 D) IEEE 802.2
Last Answer : IEEE 802.11
Description : In the _______ method, the primary device controls the link; thesecondary devices follow its instructions. A) reservation B) polling C) token passing D) none of the above
Last Answer : polling
Description : The _______ layer of Ethernet consistsof the LLC sublayer and the MAC sublayer. A) data link B) physical C) network D) none of the above
Last Answer : data link
Description : A _______ is a connecting devicethat operates in the physical and data link layers of theInternet model. A) repeater B) bridge C) router D) none of the above
Last Answer : bridge
Description : A repeater is a connecting devicethat operates in the _______ layer of theInternet model. A) physical B) data link C) network D) all of theabove
Last Answer : physical
Description : _______ inthe data link layer separates a message from one source toa destination, or from other messages going from other sources to other destinations. A) Digitizing B) Controlling C) Framing D) none of the above
Last Answer : Framing
Description : HDLC isan acronym for _______. A) High-duplex line communication B) High-leveldata link control C) Half-duplex digital link combination D) Hostdouble-level circuit
Last Answer : High-leveldata link control
Description : High-level Data Link Control (HDLC) is a _______ protocol for communication over point-to-pointand multipoint links. A) bit-oriented B) byte-oriented C) character-oriented D) none of the above
Last Answer : bit-oriented
Description : The word______ refers to the portion of a _______ that carriesa transmission. A) channel; link B) link; channel C) line; channel D) line; link
Last Answer : channel; link
Description : In OSPF, a _______ link is a network with several routersattachedto it. A) point-to-point B) transient C) stub D) none of the above
Last Answer : transient
Description : In a _______ connection, more thantwo devices can share asingle link. A) point-to-point B) multipoint C) primary D) secondary
Last Answer : multipoint
Description : The TCP/IP _______ layer is equivalent to the combined session, presentation, and application layers of the OSI model. a.data link b.network c.physical d.application
Last Answer : d.application
Description : The _______ layer ensures interoperability between communicating devices through transformation of data into a mutually agreed upon format. a. network b. presentation c. transport d. data link
Last Answer : b. presentation
Description : The _______ layer provides a well defined service interface to the network layer, determining how the bits of the physical layer are grouped into frames A. Data Link B. Physical C. Network D. Session
Last Answer : A. Data Link
Description : The _______ layer ensures reliable transmission on a single link A. network B. physical C. data link D. transport
Last Answer : C. data link