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 examples of Interior Gateway Protocols (IGP) are. i) Open Short Path First (OSPF) ii) Routing Information Protocol (RIP) iii) Border Gateway Protocol (BGP) A) i only B) i, and ii only C) i and iii only D) All i, ii and iii
Last Answer : B) i, and ii only
Description : Open Short Path First (OSPF) ii) Routing Information Protocol (RIP) iii) Border Gateway Protocol (BGP) A) i only B) i, and ii only C) i and iii only D) All i, ii and iii
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 : 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 : 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 : . In IPv6, the___________ address isgenerally usedby a normal host as a unicast address. A) provider-based unicast B) link local C) site local D) none of the above
Last Answer : provider-based unicast
Description : To create a neighborhood relationship,a router running BGP sends an ________ message. A) open B) update C) keepalive D) none of the above
Last Answer : open
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 : In OSPF, when the link between two routers is broken, the administration may create a _________ link between them usinga longer paththat probably goes throughseveral routers. A) point-to-point B) transient C) stub D) none of the above
Last Answer : none of the above
Description : In OSPF, a ________ link is a network is connectedto only one router. A) point-to-point B) transient C) stub D) none of the above
Last Answer : stub
Description : In OSPF, a ________ link connects two routers without anyother host or router in between. A) point-to-point B) transient C) stub D) none of the above
Last Answer : point-to-point
Description : The _______ protocol allows the administrator toassign acost, called the metric, to each route. A) OSPF B) RIP C) BGP D) none of the above
Last Answer : OSPF
Description : DVMRP is a ________routing protocol,based on RIP. A) source-based B) group-shared C) both a and b D) none of the above
Last Answer : source-based
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 : 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 : List four types of computers that are designed for use by organization, and are commonly usedby multiple people at the same time. List the types of computers that are designed for use by asingle person. How a footnote differs from an endnote?
Last Answer : supercomputers, mainframe computers and servers. Multiprocessor and multi-core (multiple CPUs on a single integrated circuit) personal and laptop computers are now widely available, and are being ... at once. Supercomputers usually see usage in large-scale simulation, graphics rendering, and crypt
Description : Which of the following is not a process metric ? Productivity Functionality Quality Efficiency
Last Answer : Functionality
Description : What is the full form of BGP ?
Last Answer : The full form of BGP is Bangladesh Govt. Press.
Last Answer : BGP's full form Bharatiya Janata Party
Description : Bluetooth is a _______ technology that connects devices (called gadgets) ina small area. A) wired LAN B) wirelessLAN C) VLAN D) none of the above
Last Answer : wirelessLAN
Description : In IEEE 802.11, when a frame is coming from an AP and going to astation, the address flag is _______. A) 00 B) 01 C) 10 D) 11
Last Answer : 01
Description : In IEEE 802.11, _______ isan optionalaccess method that can be implemented inan infrastructure network (not in an ad hocnetwork). A) DCF B) PCF C) either (a) or (b) D) neither (a) nor (b)
Last Answer : PCF
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, each station has a predecessorand a successor. A) reservation B) polling C) token passing D) none of the above
Last Answer : token passing
Description : In the _______ method, thestations in a network areorganizedin a logical ring. A) reservation B) polling C) token passing D) none of the above
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 : In _______ methods,a stationcannot send unless it hasbeen authorized byother stations. A) random access B) controlledaccess C) channelization D) none of the above
Last Answer : controlledaccess
Description : In _______ methods, the stations consult one another tofind which station has the right to send. A) random access B) controlledaccess C) channelization D) none of the above
Description : We have categorizedaccess methods into _______ groups. A) two B) three C) four D) five
Last Answer : three
Description : Gigabit Ethernet access methods include _______ mode. A) half-duplex B) full-duplex C) both (a) and (b) D) neither (a) nor (b)
Last Answer : both (a) and (b)
Description : Each station on an Ethernet network has a unique _______ address imprinted onits network interface card (NIC). A) 5-byte B) 32-bit C) 48-bit D) none of the above
Last Answer : 48-b
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 _______ can check the MAC addresses contained inthe frame. A) passive hub B) repeater C) bridge D) route
Last Answer : bridge
Description : A _______ is a device that operates only in the physical layer A) passive hub B) repeater C) bridge D) router
Last Answer : repeater
Description : _______ ispart of the media; its location in the Internet model is below thephysical layer. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : A passivehub
Description : In astar-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is thecollision point. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
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
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 : For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed. A) exactly 10 B) less than10 C) more than 10 D) none of the above
Last Answer : exactly 10
Description : ARQ stands for _______. A) Automatic repeatquantization B) Automatic repeat request C) Automatic retransmissionrequest D) Acknowledge repeat request
Last Answer : Automatic repeat request
Description : In Go-Back-N ARQ, if frames 4,5, and 6 are received successfully, thereceiver may send an ACK _______ to thesender. A) 5 B) 6 C) 7 D) any of theabove
Last Answer : 7
Description : _______ control refers to aset of proceduresused torestrict the amount ofdata that the sender can send before waiting foracknowledgment. A) Flow B) Error C) Transmission D) none of the above
Last Answer : Flow
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 _______ of a polynomial is the highest power in the polynomial. A) range B) degree C) power D) none of the above
Last Answer : degree
Description : In block coding, if k =2 and n =3, we have _______ invalid codewords. A) 8 B) 4 C) 2 D) none of the above
Last Answer : 2
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 : The HFC network uses _______ cable. A) twisted-pair B) coaxial C) fiber-optic D) acombination of (b) and (c)
Last Answer : fiber-optic