The ATM standard defines______ layers.
A)
two
B)
three
C)
four
D)
five

1 Answer

Answer :

three

Related questions

Description : How many OSI layers are covered in the X.25 standard? a. Two b. Three c. Seven d. Six e. None of above

Last Answer : . Three

Description : What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard? a. 4 b. 2 c. 6 d. 3 3. none of the above

Last Answer : 3

Description : In respect of OSI model, LANs implement a. lower two layers b. all seven layers c. upper five layers d. None of the above

Last Answer : b. all seven layers

Description : SONET defines _______ layers. A) two B) three C) four D) five

Last Answer : four

Description : Our atmosphere is divided into layers. (1) Two (2) Three (3) Four (4) Five

Last Answer : (4) Five Explanation: Earth has five primary layers, which are the troposphere, stratosphere, mesosphere, thermosphere and exosphere. From the Earth upwards, those layers are: Troposphere: 0 to 12 km: Stratosphere: 12 ... : 50 to 80 km; Thermosphere: 80. to 700 km; Exosphere: 700 to 10,000 km.

Description : Retortable pouches for packaging have ____ layers. a. three c. four b. two d. five

Last Answer : a. three

Description : Our atmosphere is divided into layers. (1) Two (2) Three (3) Four (4) Five

Last Answer : Five

Description : We have categorizedaccess methods into _______ groups. A) two B) three C) four D) five

Last Answer : three

Description : We candivide today's networks into ____ broad categories. A) four B) three C) five D) two

Last Answer : three

Description : In ATM, connection between two endpoints is accomplishedthrough_______. A) TPs B) VPs C) VCs D) all of theabove

Last Answer : all of theabove

Description : _________is the interface between two ATM switches. A) UNI B) NNI C) NNN D) none of the above

Last Answer : NNI

Description : Traditionally, _____ methods of switching have been important. A) four B) three C) five D) six

Last Answer : three

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

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,_______is for short packets. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Last Answer : AAL2

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

Last Answer : AAL1

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

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 : 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

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

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

Description : The ATM data packet is acell composed of ______bytes. A) 40 B) 50 C) 52 D) 53

Last Answer : 53

Description : In ATM,a virtual connection is definedby _________. A) VPI B) VCI C) DLCI D) acombination of (a) and (b)

Last Answer : acombination of (a) and (b)

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

Description : ________ is a virtual-circuit wide-area network that was designed in response to demands fora new type of WAN in thelate1980s and early 1990s. A) X.25 B) Frame Relay C) ATM D) none of the above

Last Answer : Frame Relay

Description : Choose the Protocols working in the Data Link Control Layer of OSI model below. a. ATM (Asynchronous Transfer Mode), Frame Relay b. HDLC (High Level Data Link Control), SDLC (Synchronous Data Link Control) c. ARP (Address Resolution Protocol), IEEE802.3 d. All the above

Last Answer : d. All the above

Description : TCP/IP layer corresponds to the OSI models to three layers. A) Application B) Presentation C) Session D) Transport

Last Answer : A) Application

Description : The IEEE 802.11 wireless LANs use ________ types of frames. A) four B) five C) six D) none of the above

Last Answer : none of the above

Description : . In IEEE 802.11, the addressing mechanism can include upto ______addresses. A) four B) five C) six D) none of the above

Last Answer : none of the above

Description : In IEEE 802.11, the MAC layer framehas ______ fields. A) four B) five C) six D) none of the above

Last Answer : four

Description : Packet-switched networks can alsobe divided into ______subcategories: virtual-circuit networks and datagram networks A) four B) three C) two D) five

Last Answer : two

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 : 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 : Frame Relay has_______. A) only the physical layer B) only thedata link C) the physical and data link layers D) the physical, data link, andnetwork layers

Last Answer : the physical and data link layers

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 : In which OSI layers does the FDDI protocol operate? A) Physical B) Data link C) Network D) A and B

Last Answer : D) A and B

Description : Which layers of the OSI determines the interface often system with the user? A) Network B) Application C) Data link D) Session

Last Answer : B) Application

Description : Which of the following OSI layers correspond to TCP/IP's application layer? A) Application B) IP Address C) Session D) All of the above

Last Answer : D) All of the above

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 TCP/IP …………corresponds to the combined session, presentation, and application layers of the OSI model. a.session layer b.presentation layer c.application layer d.None of the above

Last Answer : c.application layer

Description : Which of the following layers of the OSI model is responsible for user interaction? a.Layer 4 b.Layer 5 c.Layer 6 d.Layer 7

Last Answer : d.Layer 7

Description : In the OSI model, as a data packet moves from the lower to the upper layers, headers are a. Added b. Removed c. Rearranged d. Randomized

Last Answer : b. Removed

Description : Which of the following layers is an addition to OSI model when compared with TCP IP model? a. Application layer b. Presentation layer c. Session layer d. Session and Presentation layer

Last Answer : d. Session and Presentation layer

Description : Which of the following layers of the OSI reference model is concerned with the syntax of data exchanged between application entities? a. Presentation layer b. Application layer c. Transportation layer d. Session layer

Last Answer : a. Presentation layer

Description : .In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______ a. Added b. Removed c. Rearranged d. Randomized

Last Answer : b. Removed

Description : Which of the following layers is an addition to OSI model when compared with TCP IP model? a. Application layer b. Presentation layer c. Session layer d. Session and Presentation layer

Last Answer : d. Session and Presentation layer

Description : The number of layers in ISO OSI reference model is __________ a. 5 b. 7 c. 6 d. 10

Last Answer : b. 7

Description : .How many layers are present in the Internet protocol stack (TCP/IP model)? a. 5 b. 7 c. 6 d. 10

Last Answer : a. 5

Description : Which layer provides interface between network support layers and user support layers? a. session layer b. data link layer c. transport layer d. network layer

Last Answer : c. transport layer

Description : In the TCP/IP protocol architecture, the Network Access Layer includes ………………………………...layers of the OSI Reference Model. A. presentation, session, application B. physical, data link, network C. data link, network D. physical, data link

Last Answer : B. physical, data link, network