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 : A _______ is a connecting device that operates in the physical and data link layers of the Internet model.
Last Answer : bridge
Description : A ________operates in both thephysical andthe data link layer. A) passive hub B) repeater C) bridge D) router
Description : A repeater is a connecting device that operates in the _______ layer of the Internet model.
Description : A device operating at Physical layer is called a. Repeater b. Gateway c. Router d. Bridge
Last Answer : a. 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 : A _________ interconnects LAN having identical protocols at the physical and data link layers. A. All of these B. bridge C. router D. Gateway
Last Answer : B. bridge
Description : A __________ forwards every frame; it has no filteringcapability. A) passive hub B) repeater C) bridge D) router
Last Answer : repeater
Description : A ________receivesa signal and,before it becomes too weak or corrupted, regenerates the original bit pattern. It thensends the refreshed signal. A) passive hub B) repeater C) bridge D) router
Description : Frames from oneLAN can be transmitted to anotherLAN viathe device A. Router B. Bridge C. Repeater D. Modem
Last Answer : Bridge
Description : A device operating at network layer is called a. Repeater b. Router c. Gateway d. Bridge
Last Answer : b. Router
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 : 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 : A _______ can check the MAC addresses contained inthe frame. A) passive hub B) repeater C) bridge D) route
Description : In IT networking, which of the following device is used in physical layer? (1) Repeater (2) Router (3) Transport Gateway (4) Bridge
Last Answer : Repeater
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 Bluetooth, the_______ layer is roughly equivalent to thephysical layer of theInternet model. A) radio B) baseband C) L2CAP D) none of the above
Last Answer : radio
Description : A _______ is a device that operates only in the physical layer A) passive hub B) repeater C) bridge D) router
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 : 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 : 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 : .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 : 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 : A ________is a device in which the stations are completely unaware of its existence. A) passive hub B) repeater C) simple bridge D) transparent bridge
Last Answer : transparent bridge
Description : A ______ has a tableused in filtering decisions. A) passive hub B) repeater C) bridge D) none of the above
Description : A _______regenerates a signal, connects segments of a LAN,and hasno filtering capability. A) repeater B) bridge C) router D) none of the above
Description : Which of the following device is used to connect two systems, especially if the systems use differentprotocols? A. hub B. bridge C. gateway D. repeater E. None of the above
Last Answer : gateway
Description : A devicethat connects toa network without the useof cables is said to be– (A) distributed (B) free (C) centralized (D) open source (E) None of these
Last Answer : free
Description : IEEE has defined the specifications for a wireless LAN, called _______, which covers the physical and data link layers.
Last Answer : . IEEE 802.11
Description : Which layers of the OSI reference model are host-to-host layers ? (A) Transport, Session, Presentation, Application (B) Network, Transport, Session, Presentation (C) Data-link, Network, Transport, Session (D) Physical, Data-link, Network, Transport
Last Answer : (A) Transport, Session, Presentation, Application
Description : The _______ layer of Ethernet consistsof the LLC sublayer and the MAC sublayer. A) data link B) physical C) network D) none of the above
Last Answer : data link
Description : The _______ layer provides a well defined service interface to the network layer, determining how the bits of the physical layer are grouped into frames A. Data Link B. Physical C. Network D. Session
Last Answer : A. Data Link
Description : The _______ layer ensures reliable transmission on a single link A. network B. physical C. data link D. transport
Last Answer : C. data link
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 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
Description : In OSI model at which layer modulator/demodulators are used? A. data link layer B. network layer C. session layer D. physical Layer
Last Answer : D. physical Layer
Description : The layer that transmits data in the form of bit streams using electrical and mechanicalsystems is in the OSI model. a. Physical layer b. Transport Layer c. Network Layer d. Data Link Layer
Last Answer : a. Physical layer
Description : Choose the correct layer numbers and names of the OSI model below. a. Layer 3 - Network Layer, Layer 2 - Data Link Layer, Layer 1 - Physical Layer b. Layer 7 - Application Layer, Layer 6 - Presentation Layer c. Layer 5 - Session Layer, Layer 4 - Transport Layer d. All given options
Last Answer : d. All given options
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 : ________ is actually a multiport repeater. It is normally usedto createconnections between stations in a physical star topology. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : An activehub
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 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 : 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 : 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
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 : A ________ is normally a computer that operates in all five layers of the Internet model or seven layers of OSI model.