Description : The..............layer change bits onto electromagnetic signals. A) Physical B) Transport C) Data Link D) Presentation
Last Answer : A) Physical
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
Description : The............. layer change bits onto electromagnetic signals.
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 : Which layer of OSI reference model is responsible for decomposition of messages and generation of sequence numbers to ensure correct re-composition from end to end of the network? (A) Physical (B) Data-link (C) Transport (D) Application
Last Answer : (C) Transport
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
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 : The............ layer of OSI model can use the trailer of the frame for error detection. A) Physical B) Data link C) Transport D) Presentation
Description : The _____ layer uses data compression to reduce the number of bits to be transmitted. a. presentation b. network c. data link d. application
Last Answer : a. presentation
Description : The _______ layer ensures interoperability between communicating devices through transformation of data into a mutually agreed upon format. a. network b. presentation c. transport d. data link
Last Answer : b. presentation
Description : The _____ layer lies between the session layer and he application layer. a. network b. transport c. data link d. presentation
Last Answer : d. presentation
Description : The session layer lies between the ______layer and the presentation layer. a. network b. transport c. data link d. application
Last Answer : b. transport
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 : Find out the OSI layer, which performs token management. A) Network Layer B) Transport Layer C) Session Layer D) Presentation Layer
Last Answer : C) Session Layer
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 : 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 _____layer defines the electrical and physical specifications for devices: a) Data Link Layer b) Presentation Layer c) Physical Layer d) None of These
Last Answer : c) Physical Layer
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 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
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 : Transport layer aggregates data from different applications into a single stream before passing it to ____________ a. network layer b. data link layer c. application layer d. physical layer
Last Answer : a. network layer
Description : Data Link Control Protocol (HDLC) is implemented at the ……… A. Data link layer B. Network layer C. transport layer D. Physical layer
Last Answer : A. receive sliding window.
Description : Transport layer aggregates data from different applications into a single stream before passing it to ____________ A. network layer B. data link layer C. application layer D. physical layer
Last Answer : A. network layer
Description : What is the difference between a switch and a hub? A. Switches operate at physical layer while hubs operate at data link layer B. Switches operate at data link layer while hubs operate at ... hubs operate at physical layer D. Switches operate at transport layer while hubs operate at physical layer
Last Answer : C. Switches operate at data link layer while hubs operate at physical layer
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 : 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 data link layer takes the packets from _________ and encapsulates them into frames for transmission. a) network layer b) physical layer c) transport layer d) application layer
Last Answer : a) network layer
Description : MAC Address is the example of a. Transport Layer b. Data Link Layer c. Application Layer d. Physical Layer
Last Answer : b. Data Link 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 : _____________ layer protocols determine how the data is physically sent over the network’s physical layer or medium. A. Application layer B. Transport layer C. Network layer D. Link layer
Last Answer : D. Link layer
Description : The................. layer is responsible for resolving access to the shared media or resources. A) Physical B) Mac sub layer C) Network D) Transport
Last Answer : B) Mac sub layer
Description : In TCP/IP Reference model, the job of ............... layer is to permit hosts to inject packets into any network and travel them independently to the destination. (A) Physical (B) Transport (C) Application (D) Host-to-network
Last Answer : Answer: Marks to all
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 : 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 : If link transmits 4000 frames per second and each slot has 8 bits, the transmission rate of circuit of this TDM is ............... (A) 64 Kbps (B) 32 Mbps (C) 32 Kbps (D) 64 Mbps
Last Answer : (C) 32 Kbps
Description : In which layer of OSI session is first check and then data is transmitted a. Application layer b. Presentation layer c. Session layer d. Transport layer
Last Answer : c. Session layer
Description : Which among the following layer' main function is data formats, data encryption/decryption, data compression/decompression etc: a) Session Layer b) Transport Layer c) Presentation Layer d) None of These
Last Answer : c) Presentation Layer
Description : Transport layer receives data in the form of? A. Packets B. Byte streams C. Bits stream D. both packet and Byte stream
Last Answer : B. Byte streams
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 : 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 : Given the following statements: (a) Frequency Division Multiplexing is a technique that can be applied when the bandwidth of a link is greater than combined bandwidth of signals to be transmitted. (b) Wavelength Division Multiplexing (WDM) ... c) is true. (D) (a), (b) and (d) are true; (c) is false.
Last Answer : (D) (a), (b) and (d) are true; (c) is false.
Description : A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (1) 14 and 15 (2) 14 and 29 (3) 15 and 14 (4) 16 and 32
Last Answer : (3) 15 and 14
Description : Consider a source computer(S) transmitting a file of size 106 bits to a destination computer (D)over a network of two routers (R1 and R2) and three links(L1, L2, and L3). L1connects S to R1; L2 connects R1 to ... file from S to D? a. 1005 ms b. 1010 ms c. 3000 ms d. 3003 ms Answer: Option(a)
Last Answer : a. 1005 ms
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
Description : In OSI network architecture, the dialogue control and token management are responsibility of a. session layer b. network layer c. transport layer d. data link layer e. none of above
Last Answer : session 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 : Delimiting and synchronization of data exchange is provided by __________ a. Application layer b. Session layer c. Transport layer d. Link layer
Last Answer : b. Session layer