Description : In Bluetooth, theL2CAP sublayer, is roughly equivalent to the LLC sublayer inLANs. A) radio B) baseband C) L2CAP D) none of the above
Last Answer : L2CAP
Description : In Bluetooth, the_____layer is roughlyequivalent tothe MAC sublayer in LANs. A) radio B) baseband C) L2CAP D) none of the above
Last Answer : baseband
Description : Bluetooth uses ______method in thephysical layer to avoid interference from other devicesor othernetworks. A) DSSS B) FHSS C) FDMA D) none of the above
Last Answer : FHSS
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 : _______ ispart of the media; its location in the Internet model is below thephysical layer. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : A passivehub
Description : The _______ layer corresponds to thephysical layer of the OSI model. A) section B) line C) path D) photonic
Last Answer : section
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 ________operates in both thephysical andthe data link layer. A) passive hub B) repeater C) bridge D) router
Description : Transmission media lie below the_______ layer. A) physical B) network C) transport D) application
Description : Several protocols for upper layers in bluetooth use _________ a) UDP b) HSP c) ITC d) L2CAP
Last Answer : d) L2CAP
Description : When data moves from one set of major connections to another on theInternet, we call theseconnections the Internet _____. A) Pathway B) Backbone C) Communications system D) Routers
Last Answer : Backbone
Description : If you wanted to create a broadcast that could be downloaded from theInternet, what would you create? A) IBroadcast B) EShow C) Podcast D) ICast
Last Answer : Podcast
Description : A _______ is a device that operates only in the physical layer A) passive hub B) repeater C) bridge D) router
Last Answer : repeater
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 : What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model? a. Internet b. Host to host c. Network Access d. Application
Last Answer : b. Host to host
Description : In a linear block code, the_______ ofany two valid codewords creates another valid codeword. A) XORing B) ORing C) ANDing D) none of the above
Last Answer : XORing
Description : The information tobe communicated ina data communications system is the_______. A) Medium B) Protocol C) Message D) Transmission
Last Answer : Message
Description : Baseband transmission of adigital signal is possible only if wehave a ____channel. A) low-pass B) bandpass C) low rate D) high rate
Last Answer : ow-pass
Description : How much power (roughly) a light emitting diode can couple into an optical fiber? a. 100 microwatts b. 440 microwatts c. 100 picowatts d. 10 miliwatts
Last Answer : 100 microwatts
Description : A… ................is an implementation of the same protocol in the equivalent layer on aremote system. a. Physical layer b. peer c. protocol stack d. layer
Last Answer : b. peer
Description : TCP/IP layer is equivalent to combined Session, Presentation and a. Transport layer b. Network layer c. Application layer d. Physical layer
Last Answer : c. Application layer
Description : The channel in the data communication model can be a. postal mail services b. telephone lines c. radio lines d. any of the above
Last Answer : any of the above
Description : What country is a political unit in England that is roughly equivalent to what kind of political unit in the US?
Last Answer : England, Scotland, Wales and Northern Ireland are all part ofthe United Kingdom. Their status is similar to individual stateswithin the United States.
Description : Assuming roughly equivalent molecular weights, which of the following would have the highest boiling point? (a) a tertiary amine (b) a quaternary ammonium salt (c) an alcohol (d) an ether
Last Answer : a quaternary ammonium salt
Description : Layer one of the OSI model is a. physical layer b. link layer c. transport layer d. network layer e. none of above
Last Answer : physical layer
Description : The layer of OSI model can use the trailer of the frame for error detection. A) Physical B) Data link C) Transport D) Presentation
Last Answer : A) Physical
Description : The layer one of the OSI model is A) Physical layer B) Link layer C) Router layer D) Broadcast layer
Last Answer : A) Physical layer
Description : In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________ a.Application layer b.Transport layer c.Link layer d.Session layer
Last Answer : a.Application layer
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 : TELNET, FTP, SMTP, Protocols fall in the following layer of OSI reference model? a. Transport layer b. Internet layer c. Network layer d. Application layer
Last Answer : d. Application layer
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 : In OSI model, session layer is responsible for a. Recovery b. Check pointing c. Both a and b d. None of the above
Last Answer : c. Both a and b
Description : Which of the following statements can be associated with OSI model? a. A structured way to discuss and easier update system components b. One layer may duplicate lower layer functionality c. ... no way requires information from another layer d. It is an application specific network model
Last Answer : b. One layer may duplicate lower layer functionality
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 : In OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is _________ a. Application layer b. Transport layer c. Link layer d. Session layer
Last Answer : d. Session layer
Description : Which network component/s is/are involved in the Presentation layer of an OSI model? a. Gateway b. Multiplexer & Oscilloscope c. Amplifier & Hub d. All of the above
Last Answer : a. Gateway
Description : In OSI model, which of the following layer transforms information from machine format into that understandable by user a. application b. session c. presentation d. physical
Last Answer : c. presentation
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 : Transport layer is which layer in OSI model? a. Fourth layer b. Third layer c. Second layer d. Fifth layer\
Last Answer : a. Fourth layer
Description : Which level is the network layer in the OSI model? a. Third level b. Fourth level c. Second level d. Fifth layer
Last Answer : a. Third level
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 : .Which of the following statements can be associated with OSI model? a. A structured way to discuss and easier update system components b. One layer may duplicate lower layer functionality c. ... no way requires information from another layer d. It is an application specific network model
Last Answer : Functionality at one layer no way requires information from another layer
Description : .In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________ a. Application layer b. Transport layer c. Link layer d. Session layer
Last Answer : a. Application layer
Description : Which is the additional layer to OSI model when compared with TCP IP model? a. Application layer b. Presentation layer c. Session layer d. Session and Presentation 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
Description : The physical address to each machine is provided by which layer in an OSI reference model? A. Physical layer B. Data Link Layer C. Network Layer D. Transport Layer
Last Answer : B. Data Link Layer