Description : In a ________ connection, three or more devices share a link. A) multipoint B) point-to-point C) (a) and(b) D) none of the above
Last Answer : multipoint
Description : Three or more devices share a link in ________ connection. a) Unipoint b) Multipoint c) Point to point d) Simplex
Last Answer : b) Multipoint
Description : A _______connection provides a dedicated link between twodevices. A) point-to-point B) multipoint C) primary D) secondary
Last Answer : point-to-point
Description : In a ______ connection, twoand only two devicesare connected bya dedicated link. A) multipoint B) point-to-point C) (a) and(b) D) none of the above
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 : In IPv6,_______ address defines asingle computer. A) aunicast B) a multicast C) an anycast D) none of the above
Last Answer : aunicast
Description : Which topology requires a multipoint connection? A) Mesh B) Star C) Bus D) Ring
Last Answer : Bus
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 : Which operational mode/s of HDLC support/s the balanced configuration by governing point to point link connectivity in addition to the primary as well as secondary functions performed by the station? a. NRM b. ABM c. Both a & b d. None of the above
Last Answer : b. ABM
Description : A linear SONET network can be __________. A) point-to-point B) multipoint C) either (a) or (b) D) neither (a) nor (b)
Description : In mesh topology, every device has a dedicated topology of a. Point to point linking b. Both a and b c. Multipoint linking d. None of given
Last Answer : a. Point to point linking
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 : It is more accurate to define a _____ as a variety of different recordtypes that aretreated as asingle unit A. Database B. Table C. Record D. Flat File E. None of the above
Last Answer : Database
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 : In_______transmission, bits aretransmittedover asingle wire, one ata time. A) asynchronous serial B) synchronous serial C) parallel D) (a) and (b)
Last Answer : (a) and (b)
Description : What device separates asingle network into two segmentsbut lets the twosegments appear as one tohigher protocols? A. Switch B. Bridge C. Gateway D. Router
Last Answer : Bridge
Description : State whether the following is True or False. i) In bus topology, heavy Network traffic slows down the bus speed. ii) It is multipoint configuration. A) True, True B) B) True, False C) False, True D) False, False
Last Answer : A) True, True
Description : Multipoint topology is a. Ring b. Mesh c. Bus d. Star
Last Answer : c. Bus
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 : Carrier is A. One or more conductors that serve as a common connection for a related group of devices B. a continuous frequency capableof being modulated or impressed witha second signal C. ... that provides a data communications service among stations attached tothe network E. None of the above
Last Answer : a continuous frequency capableof being modulated or impressed witha second signa
Description : Contention is A. One or more conductors that serve as a common connection for a related group of devices B. a continuous frequency capableof being modulated or impressed witha second signal C. ... that provides a data communications service among stations attached tothe network E. None of the above
Last Answer : the condition whentwo or more stations attempt to use the same channel at the same time
Description : Which of the following statements accurately describe the differences between a hub and a switch? Check all that apply. A. A switch remembers which devices are connected on each interface, while a hub does not. B. A hub is a ... versions of switches. a. A,B b. A,B,C c. A,B,C,D d. A,C,D
Last Answer : b. A,B,C
Description : What is the main function of Session layer in OSI model? a. Defines how data is formatted between the devices b. Made physical connection between server and client c. Both a and b d. None of the above
Last Answer : a. Defines how data is formatted between the devices
Description : The types of data services offered by an LLC (Logical Link Control) layer are a. Connectionless which is fast and unreliable b. Connection Oriented which is slow and reliable c. Both A and B d. None
Last Answer : c. Both A and B
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 : The functions of a Logical Link Layer (LLC) are a. Error control b. Flow control c. Creating and managing the communication link between two devices with the help of the Transport layer. d. All the above
Last Answer : d. All the above
Description : The functions of a Logical Link Layer (LLC) are ___. A. Error control B. Flow control C. Creating and managing the communication link between two devices with the help of the Transport layer. D. All the above
Last Answer : D. All the above
Description : The secondary storage devices can only store data but they cannot perform a. Arithmetic Operation b. Logic operation c. Fetch operations d. Either of the above
Last Answer : Either of the above
Description : A Bluetooth network consists of _____primary device(s)and up to____ secondary devices. A) one; five B) five; three C) two; six D) one; seven
Last Answer : one; seven
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 : Data flow between two devices canoccur in a _______ way. A) simplex B) half-duplex C) full-duplex D) all of theabove
Last Answer : all of theabove
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 : 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 : 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 : 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 : 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 : 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 _______ 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
Last Answer : distancevector
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 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
Description : What type of network device allows youto share your connection to the Internet with other computers in your home? A) Ethernet card B) NIC C) Router D) Cat 5
Last Answer : Router
Description : Which of the following does not allow multiple uses or devices to share one communication line? a. doubleplexer b. multiplexer c. concentrator d. controller
Last Answer : concentrator
Description : _____ isa digitalprocess that allows several connections to share thehighbandwidth ofa link. A) FDM B) TDM C) WDM D) None of the above
Last Answer : TDM
Description : In a multiplexed system,__ lines share thebandwidthof ____ link. A) 1; n B) 1; 1 C) n; 1 D) n; n
Last Answer : n; 1
Description : Actual data processing operations are performed in the arithmetic logic section, but not in the “. Storage section of a processor unit a. Primary b. Accumulator c. Buffer d. Secondary
Last Answer : Primary