In ATM, the ______ layerprovides routing, traffic management, switching, and multiplexing services. A) physical B) ATM C) AAL D) none of the above

In ATM, the ______ layerprovides routing, traffic management, switching, and multiplexing services.
A)
physical
B)
ATM
C)
AAL
D)
none of the above
by

1 Answer

Answer :

ATM
by

Related questions

In ATM, the _____ layer defines thetransmission medium,bit transmission,encoding, and electrical-to-optical transformation. A) physical B) ATM layer C) AAL D) none of the above

Description : In ATM, the _____ layer defines thetransmission medium,bit transmission,encoding, and electrical-to-optical transformation. A) physical B) ATM layer C) AAL D) none of the above

Last Answer : physical

In ATM, the _______layeraccepts transmissions from upper-layer servicesand maps them into ATM cells. A) physical B) ATM C) AAL D) none of the above

Description : In ATM, the _______layeraccepts transmissions from upper-layer servicesand maps them into ATM cells. A) physical B) ATM C) AAL D) none of the above

Last Answer : AAL

The sender is a router thathas receiveda datagram destinedfor a host on thesame network. The logical address that mustbe mapped to a physical address is ______. A) thedestination IP address in the datagram header B) the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Description : The sender is a router thathas receiveda datagram destinedfor a host on thesame network. The logical address that mustbe mapped to a physical address is ______. A) thedestination IP address in the datagram ... IP address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : thedestination IP address in the datagram header

If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram header B) the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Description : If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : the IP address of therouter found inthe routing table

f the sender is a host and wants tosend a packet toanotherhost on the samenetwork, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram header B) the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Description : f the sender is a host and wants tosend a packet toanotherhost on the samenetwork, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : hedestination IP address in the datagram header

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

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

In ATM,_____ is for conventionalpacket switching(virtual-circuit approachor datagram approach). A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

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

________ can beachievedbyusing multiplexing; ______ canbe achieved by using spreading. A) Efficiency; privacy and antijamming B) Privacyand antijamming;efficiency C) Privacyand efficiency; antijamming D) Efficiency and antijamming; privacy

Description : ________ can beachievedbyusing multiplexing; ______ canbe achieved by using spreading. A) Efficiency; privacy and antijamming B) Privacyand antijamming;efficiency C) Privacyand efficiency; antijamming D) Efficiency and antijamming; privacy

Last Answer : Efficiency; privacy and antijammin

What are the functions of the transport layer? a. Multiplexing/ Demultiplexing b. Connection less Services c. Connection oriented service d. Congestion control

Description : What are the functions of the transport layer? a. Multiplexing/ Demultiplexing b. Connection less Services c. Connection oriented service d. Congestion control

Last Answer : a. Multiplexing/ Demultiplexing

Which one of the following algorithm is not used for congestion control? a. traffic aware routing b. admission control c. load shedding d. routing information protocol

Description : Which one of the following algorithm is not used for congestion control? a. traffic aware routing b. admission control c. load shedding d. routing information protocol

Last Answer : d. routing information protocol

The sender is a router thathas receiveda datagram destinedfor a host on anothernetwork. The logicaladdress that must be mapped to aphysical address is ______. A) thedestination IP address in the datagram headerB)the IP address of therouter found inthe routing tableC)either a or bD)noneof the above

Description : The sender is a router thathas receiveda datagram destinedfor a host on anothernetwork. The logicaladdress that must be mapped to aphysical address is ______. A) thedestination IP address in the datagram header ... address of therouter found inthe routing table C) either a or b D) noneof the above

Last Answer : thedestination IP address in the datagram header

In ATM,______ is for packets requiring no sequencing and noerror control mechanism. A) AAL1 B) AAL2C)AAL3/4D)AAL5

Description : In ATM,______ is for packets requiring no sequencing and noerror control mechanism. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Last Answer : AAL5

In ATM,______ is for constant-bit-ratedata. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Description : In ATM,______ is for constant-bit-ratedata. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Last Answer : AAL1

A(n) ______ is theinterface between auser and an ATM switch. A) UNI B) NNI C) NNN D) None of the above

Description : A(n) ______ is theinterface between auser and an ATM switch. A) UNI B) NNI C) NNN D) None of the above

Last Answer : UNI

______ eliminates the varying delay times associated withdifferent-size packets. A) X.25 B) Frame Relay C) ATM D) all of theabove

Description : ______ eliminates the varying delay times associated withdifferent-size packets. A) X.25 B) Frame Relay C) ATM D) all of theabove

Last Answer : ATM

______ is the cell relay protocol designed by the corresponding Forum and adopted by the ITU-T. A) X.25 B) Frame Relay C) ATM D) none of the above

Description : ______ is the cell relay protocol designed by the corresponding Forum and adopted by the ITU-T. A) X.25 B) Frame Relay C) ATM D) none of the above

Last Answer : ATM

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

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

Physical or logical arrangement of network is __________ a) Topology b) Routing c) Networking d) Control

Description : Physical or logical arrangement of network is __________ a) Topology b) Routing c) Networking d) Control

Last Answer : a) Topology

The simplest type of switching fabric is the ______ switch. A) crosspoint B) crossbar C) TSI D) STS

Description : The simplest type of switching fabric is the ______ switch. A) crosspoint B) crossbar C) TSI D) STS

Last Answer : crossbar

Which of the following is not a congestion policy at network layer? a. Flow Control Policy b. Packet Discard Policy c. Packet Lifetime Management Policy d. Routing Algorithm

Description : Which of the following is not a congestion policy at network layer? a. Flow Control Policy b. Packet Discard Policy c. Packet Lifetime Management Policy d. Routing Algorithm

Last Answer : a. Flow Control Policy

Circuit switching takes place at the________ layer. A) data line B) physical C) network D) transport

Description : Circuit switching takes place at the________ layer. A) data line B) physical C) network D) transport

Last Answer : physical

_______ is designed to be usedin wirelessapplications in which stations must be ableto sharethe medium without interception by an eavesdropperand without beingsubject tojamming from a malicious intruder. A) Spread spectrum B) Multiplexing C) Modulation D) None of the above

Description : _______ is designed to be usedin wirelessapplications in which stations must be ableto sharethe medium without interception by an eavesdropperand without beingsubject tojamming from a malicious intruder. A) Spread spectrum B) Multiplexing C) Modulation D) None of the above

Last Answer : Spread spectrum

_____ isa digital multiplexing technique for combiningseveral low-ratechannels into onehigh-rate one. A) FDM B) TDM C) WDM D) None of the above

Description : _____ isa digital multiplexing technique for combiningseveral low-ratechannels into onehigh-rate one. A) FDM B) TDM C) WDM D) None of the above

Last Answer : TDM

_____ isan analog multiplexing technique to combine optical signals. A) FDM B) TDM C) WDM D) None of the above

Description : _____ isan analog multiplexing technique to combine optical signals. A) FDM B) TDM C) WDM D) None of the above

Last Answer : WDM

________is the set of techniques that allows the simultaneous transmission of multiple signalsacrossa single data link. A) Demodulating B) Multiplexing C) Compressing D) None of the above

Description : ________is the set of techniques that allows the simultaneous transmission of multiple signalsacrossa single data link. A) Demodulating B) Multiplexing C) Compressing D) None of the above

Last Answer : Multiplexing

Which multiplexing technique involves signals composed of light beams? A) FDM B) TDM C) WDM D) none of the above

Description : Which multiplexing technique involves signals composed of light beams? A) FDM B) TDM C) WDM D) none of the above

Last Answer : WDM

Which multiplexing technique shifts each signal to a different carrier frequency? A) FDM B) TDM C) Both (a)and (b) D) None of the above

Description : Which multiplexing technique shifts each signal to a different carrier frequency? A) FDM B) TDM C) Both (a)and (b) D) None of the above

Last Answer : FDM

Which multiplexing technique transmits digital signals? A) FDM B) TDM C) WDM D) None of the above

Description : Which multiplexing technique transmits digital signals? A) FDM B) TDM C) WDM D) None of the above

Last Answer : TDM

Which multiplexing technique transmits analog signals? A) FDM B) TDM C) WDM D) (a) and (c)

Description : Which multiplexing technique transmits analog signals? A) FDM B) TDM C) WDM D) (a) and (c)

Last Answer : (a) and (c)

The sharing of a medium and its link by two or more devices is called _______. A) modulation B) encoding C) line discipline D) multiplexing

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

Modulation is theprocessof A. converting analogsignals todigital signals B. converting digital signals toanalog signals C. Multiplexing various signals intohigh speed line signals D. performing data encryption

Description : Modulation is theprocessof A. converting analogsignals todigital signals B. converting digital signals toanalog signals C. Multiplexing various signals intohigh speed line signals D. performing data encryption

Last Answer : converting digital signals toanalog signals

Demodulation is aprocessof A. converting analog to digital signals B. converting digital to analogsignals C. multiplexing various signals intoone high speed line signals D. performing data description

Description : Demodulation is aprocessof A. converting analog to digital signals B. converting digital to analogsignals C. multiplexing various signals intoone high speed line signals D. performing data description

Last Answer : converting analog to digital signals

A single channel is shared by multiple signals by _____ a. analog modulation b. digital modulation c. multiplexing d. phase modulation

Description : A single channel is shared by multiple signals by _____ a. analog modulation b. digital modulation c. multiplexing d. phase modulation

Last Answer : c. multiplexing

Explain the CCITT hierarchical structure of switching and routing using block schematic.

Description : Explain the CCITT hierarchical structure of switching and routing using block schematic.

Last Answer : Hierarchical network are capable of handing heavy traffic where required, and at the same time use minimal number of trunk groups. A 5-level switching hierarchy is recommended by CCITT as ... A strictly hierarchical network suffers from serious drawback i.e. its poor fault tolerance future.

When a mobile telephone physically moves from one to another cell, the base station transfers ownership to the cell getting strongest signal. This process is known as................. (A) handoff (B) mobile switching (C) mobile routing (D) cell switching

Description : When a mobile telephone physically moves from one to another cell, the base station transfers ownership to the cell getting strongest signal. This process is known as................. (A) handoff (B) mobile switching (C) mobile routing (D) cell switching

Last Answer : (A) handoff 

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

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

_______ 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

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

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

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

Multicast link state routing uses the _______ tree approach. A) source-based B) group-shared C) a or b D) none of the above

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

In multicast routing, eachinvolvedrouter needs toconstructa ________ path tree for each group. A) average B) longest C) shortest D) none of the above

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

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 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

Last Answer : shortest

________ is an interdomain routingprotocol using path vector routing. A) BGP B) RIP C) OSPF D) none of the above

Description : ________ is an interdomain routingprotocol using path vector routing. A) BGP B) RIP C) OSPF D) none of the above

Last Answer : BGP

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

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

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 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

Last Answer : link state

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 uses the Dijkstra algorithm to build aroutingtable. A) distancevector B) link state C) path vector D) none of the above

Last Answer : link state

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

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

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

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

. 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

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

Routing between autonomous systems is referredto as ____________. A) interdomain routing B) intradomain routing C) both a and b D) none of the above

Description : Routing between autonomous systems is referredto as ____________. A) interdomain routing B) intradomain routing C) both a and b D) none of the above

Last Answer : interdomain routing

Routing inside an autonomous system is referred to as _______________. A) interdomain routing B) intradomain routing C) both a and b D) none of the above

Description : Routing inside an autonomous system is referred to as _______________. A) interdomain routing B) intradomain routing C) both a and b D) none of the above

Last Answer : intradomain routing