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 : In a _______ connection, more thantwo devices can share asingle link. A) point-to-point B) multipoint C) primary D) secondary
Last Answer : multipoint
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
Last Answer : point-to-point
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 : A _______connection provides a dedicated link between twodevices. A) point-to-point B) multipoint C) primary D) secondary
Description : Which topology requires a multipoint connection? A) Mesh B) Star C) Bus D) Ring
Last Answer : Bus
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 : 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 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
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 : 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 : 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 : 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 : 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 _______ 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 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 : 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 : In ________ TDM, each input connection hasan allotment in the outputeven if it is not sendingdata. A) synchronous B) statistical C) isochronous D) none of the above
Last Answer : synchronous
Description : The term ________ means that IP provides no error checking or tracking. IP assumes the unreliabilityof the underlying layers and does its best to get a transmission throughto its destination,but with ... ) reliable delivery B) connection-oriented delivery C) best-effort delivery D) noneof the above
Last Answer : best-effort delivery
Description : A ________ is a 16-bit number used by the host-to-host protocol to identify to which higher- level protocol or application program (process) it must deliver incoming messages A. connection B. UDP C. port D. TCP
Last Answer : C. port
Description : . ________ is the process in which the receiver tries to guess the message by using redundant bits A. Connection-Oriented Service B. Forward error correction C. both a and b D. Confirm
Last Answer : B. Forward error correction
Description : In FTP, the well-known port ____ is used for the control connection and the well-known port ________ for the data connection A. 21; 22 B. 21; 20 C. 20; 21 D. none of the above
Last Answer : B. 21; 20
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
Last Answer : distancevector
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 inputand output portsof a router perform the ________ layer functions of therouter. A) physical and data link B) network C) transport D) none of the above
Last Answer : physical and data link
Description : Automatic repeat request error management mechanism is provided by ________ a. logical link control sublayer b. media access control sublayer c. network interface control sublayer d. application access control sublayer
Last Answer : a. logical link control sublayer
Description : Automatic repeat request error management mechanism is provided by ________ A. logical link control sublayer B. media access control sublayer C. network interface control sublayer D. application access control sublayer
Last Answer : A. logical link control sublayer
Description : HTTP is ________ protocol. a) application layer b) transport layer c) network layer d) data link layer
Last Answer : a) application layer
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 : Each connection link in ANN is associated with ________ which has information about the input signal. A. neurons B. weights C. bias D. activation function
Last Answer : B. weights
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Last Answer : answer:
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