Description : The most popular technology in time-division switching is called the _________. A) STI B) ITS C) TSI D) none of the above
Last Answer : TSI
Description : Satellite-Switched Time-Division Multiple Access (SS/TDMA) is A. the method of determining whichdevice has access tothe transmission medium at any time. B. a medium access control technique for ... switching is used to dynamically changethechannel assignments D. All of theabove E. None of the above
Last Answer : a form of TDMA in which circuit switching is used to dynamically changethechannel assignments
Description : In _______ there are no setup or teardown phases. A) datagram switching B) circuit switching C) frame switching D) none of the above
Last Answer : datagram switching
Description : In _______, the resources need to bereserved during the setup phase; the resources remain dedicated for the entire durationof data transfer phase until the teardownphase. A) datagram switching B) circuit switching C) frame switching D) none of the above
Last Answer : circuit switching
Description : The flow in which each liquid particle has a definite path and their paths do not cross each other is called (A) One dimensional flow (B) Streamline flow (C) Steady flow (D) Turbulent flow
Last Answer : Answer: Option B
Description : Through two block diagrams explain the difference between Space division and time division switching.
Last Answer : Space and Time Switching: Space Switches: Connections can be made between incoming and outgoing PCM highways by means of a cross point matrix of the form shown in Fig. However, different channels of ... of the speech store, whose contents are read out and sent over the outgoing highway.
Description : S/NET is another kind of ………….network with an ………….for switching. A. fiber optic, active star B. active star , fiber optic C. twisted cable, active network D. active network, twisted cable
Last Answer : A. fiber optic, active star
Description : In a three-stage space division switch, if N = 200, the number of crosspoints is ______. A) 40,000 B) greater than 40,000 C) less than40,000 D) greater than 100,000
Last Answer : ess than40,00
Description : Overland flow drainage on and from the tarmac of an airport invokes, in its design, principles involving : (a) Spatially varied flow without hydraulic jumps (b) Backwater flow (c) ... throughout (d) Attention to rolling flows within spatially varied flows and possibly to moving hydraulic jumps
Last Answer : (a) Spatially varied flow without hydraulic jumps
Description : Which language in WWW specifies a web's way by describing three- dimensional objects? a. HTML b. VRML c. XML d. UML
Last Answer : b. VRML
Description : Traditionally, _____ methods of switching have been important. A) four B) three C) five D) six
Last Answer : three
Description : A ________ switch combines space-division and time-division technologies totake advantage of the bestof both. A) TST B) SSS C) TTT D) none of the above
Last Answer : TST
Description : In _______, collisions are avoided through the use of three strategies: the interframe space, the contention window, and acknowledgments. A. CSMA/CA B. CSMA/CD C. either (a) or (b) D. both (a) and (b)
Last Answer : A. CSMA/CA
Description : In a one-stage space division switch, if N = 200, the number of crosspoints is ______. A) 10,000 B) 20,000 C) 40,000 D) 30,000
Last Answer : 40,000
Description : Which error detection method uses one's complement arithmetic? A. Simple parity check B. Two-dimensional parity check C. CRC D. Checksum
Last Answer : D. Checksum
Description : Terminals are required for a. real-time, batch processing & time-sharing b. real time, time-sharing & distributed message processing c. real time, distributed processing & manager inquiry d. real-time, time sharing & message switching
Last Answer : real-time, time sharing & message switching
Description : In most Wide Area Networks, the subnet consists of two distinct components: which are they? A. Transmission Lines and Switching Elements. B. host and subnet C. Transmission Lines and host D. subnet and Switching Elements.
Last Answer : A. Transmission Lines and Switching Elements.
Description : As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward
Last Answer : b) guaranteed constant rate
Description : Explain the two approaches of packet switching techniques.
Last Answer : _ Datagram approach _ Virtual circuit approach _ Switched virtual circuit(SVC) _ Permanent virtual circuit(PVC) _ Circuit – switched connection versus virtual – circuit connection _ Path versus route _ Dedicated versus shared
Description : Microprocessors as switching devices are for which generation computers a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : Fourth Generation
Description : The simplest type of switching fabric is the ______ switch. A) crosspoint B) crossbar C) TSI D) STS
Last Answer : crossbar
Description : In __________, eachpacket is treatedindependentlyof all others. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : In _________, resources areallocatedon demand. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : In _________, thereis no resource allocation for a packet. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : Circuit switching takes place at the________ layer. A) data line B) physical C) network D) transport
Last Answer : physical
Description : In ATM,_____ is for conventionalpacket switching(virtual-circuit approachor datagram approach). A) AAL1 B) AAL2 C) AAL3/4 D) AAL5
Last Answer : AAL3/4
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 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 : Internet-like networks between a company and its businesspartners. Select the best fit for answer: A. Bandwidth alternatives B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Extranets
Description : The packets switching concept was first proposed A. in the late1980s for the Defense Ministry of US. B. in the early 1960s for military communication systems, mainly to handle speech C. in the late 1950s for Defense Ministry of US D. All of theabove E. None of the above
Last Answer : in the early 1960s for military communication systems, mainly to handle speech
Description : Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit foranswer: A. Bandwidth alternatives B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Inter organizational networks
Description : Internet-like networks within an enterprise. A. Intranets B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Intranets
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 : Which one of the following statements is FALSE? a. Packet switching leads to better utilization of bandwidth resources than circuit switching. b. Packet switching results in less variation ... than circuit switching d. Packet switching can lead to reordering unlike in circuit switching
Last Answer : Packet switching results in less variation in delay than circuit switching.
Description : Which of the following approaches to switching share networks resource? a. Circuit switching b. Packet switching c. Both A and B d. None of these
Last Answer : b. Packet switching
Description : The Switching Elements are also called as ………. A. host B. subnet C. Interface Message Processors (IMPs) D. both a and b
Last Answer : C. Interface Message Processors (IMPs)
Description : The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching
Last Answer : b) Circuit switching
Description : What is circuit switching and packet switching?
Last Answer : Circuit Switching is a strategy for switching data through a network. It involves establishing a dedicated path (circuit) between the source and destination. Packet Switching is also a ... the switch interconnects. It uses store and forward switching of discrete data units called packets.
Description : A name in the _______ name space is a sequence of characters without structure A. address B. Doman C. Flat D. Both a and b
Last Answer : C. Flat
Description : What is time division switching? With the help of block diagram explain basic time division time switching method.
Last Answer : Time Division Switching: A switching element can be shared by number of simultaneously active speech circuits. This is the principle of time division switching. Obviously, with the way the switching elements are shared in time ... to MDR. This is done by the in-gate and out-gate units.
Description : An area is _______. A) part of an AS B) composed of at least two ASs C) another term foran AS D) none of the above
Last Answer : part of an AS
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
Last Answer : controlledaccess
Description : Another name for the cable TV office is the _______. A) splitter B) fiber node C) combiner D) head end
Last Answer : head end
Description : In an optical fiber, the inner coreis _______ the cladding. A) denser than B) less dense than C) the samedensityas D) another name for
Last Answer : denser than
Description : The _______ technique uses M different carrier frequencies that are modulated by the source signal. At one moment, the sign modulates one carrier frequency; at the next moment, thesignal modulates another carrier frequency. A) FDM B) DSSS C) FHSS D) TDM
Last Answer : FHSS
Description : What is the purpose of making a record of protrusive relation and what function does it serve after it is made? A. To register the condylar path and to adjust the inclination of the ... the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient.
Last Answer : C. to register the condylar path and to adjust the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient.
Description : _______ model attempts to categorize a cloud network based on four dimensional factors. a) Cloud Square b) Cloud Service c) Cloud Cube d) All of the mentioned
Last Answer : Cloud Cube
Description : __is data paths there is movement of data from one register to another or b/w ALU and a register. a. External b. Boreal c. Internal d. Exchange
Last Answer : c. Internal
Description : We have categorizedaccess methods into _______ groups. A) two B) three C) four D) five
Description : We cansay thata packet switchhas _______ typesof components. A) two B) three C) four D) none of the above
Last Answer : four