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 network layer is concerned with __________ of data. a. bits b. frames c. packets d. bytes
Last Answer : c. packets
Description : The network layer is concerned with __________ of data. a) bits b) frames c) packets d) bytes
Last Answer : c) packets
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 change bits onto electromagnetic signals. A) Physical B) Transport C) Data Link D) Presentation
Last Answer : A) Physical
Description : The physical layer is concerned with ___________ a. bit-by-bit delivery b. process to process delivery c. application to application delivery d. port to port delivery
Last Answer : a. bit-by-bit delivery
Description : The physical layer is concerned with ___________ A. bit-by-bit delivery B. process to process delivery C. application to application delivery D. port to port delivery
Last Answer : A. bit-by-bit delivery
Description : The physical layer is concerned with ___________ a) bit-by-bit delivery p) process to process delivery c) application to application delivery d) port to port delivery
Last Answer : a) bit-by-bit delivery
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 : The purpose of the _______is to provide flow and error control for the upper-layer protocols that actually demand theseservices A) MAC B) LLC C) LLU D) none of the above
Last Answer : LLC
Description : Which of the following layer protocols are responsible for user and theapplicationprogrammesupport such aspasswords, resource sharing, file transfer and network management? A. Layer 7 protocols B. Layer 6 protocols C. Layer 5 protocols D. Layer 4 protocols E. None of the above
Last Answer : Layer 7 protocols
Description : Which of the transport layer protocols is connectionless? A) UDP B) TCP C) FTP D) Nvt
Last Answer : A) UDP
Description : Which of the following protocols is an application layer protocol that establishes, manages and terminates multimedia sessions ? a. Session Maintenance Protocol b. Real - time Streaming Protocol c. Real - time Transport Control Protocol d. Session Initiation Protocol
Last Answer : d. Session Initiation Protocol
Description : Which of the following is/are example(s) of stateful application layer protocols? (i) HTTP (ii) FTP (iii) TCP (iv) POP3 a. (i) and (ii) only b. (ii) and (iii) only c. (ii) and (iv) only d. (iv) only
Last Answer : c. (ii) and (iv) only
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 : Which of the following is NOT true about User Datagram Protocol in transport layer? a. Works well in unidirectional communication, suitable for broadcast information. b. It does three way ... File System d. The lack of retransmission delays makes it suitable for real-time applications
Last Answer : b. It does three way handshake before sending datagrams
Description : Which of the following transport layer protocols is used to support electronic mail? a. SMTP b. IP c. TCP d. UDP
Last Answer : c. TCP
Description : The transport layer protocols used for real time multimedia, file transfer, DNS and email, respectively are: a. TCP, UDP, UDP and TCP b. UDP, TCP, TCP and UDP c. UDP, TCP, UDP and TCP d. TCP, UDP, TCP and UDP
Last Answer : c. UDP, TCP, UDP and TCP
Description : Transport layer protocols deals with _____ a. application to application communication b. process to process communication c. node to node communication d. man to man communication
Last Answer : b. process to process communication
Description : Which of the following are transport layer protocols used in networking? a. TCP and FTP b. UDP and HTTP c. TCP and UDP d. HTTP and FTP
Last Answer : c. TCP and UDP
Description : What are the common protocols associated with the network layer? a. Address Resolution Protocol b. Reverse Address Resolution Protocol c. Internet protocol d. Neighbour Discovery Protocol
Last Answer : c. Internet protocol
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 : A list of protocols used by a system, one protocol per layer, is called ________ a) protocol architecture b) protocol stack c) protocol suite d) protocol system
Last Answer : b) protocol stack
Description : State weather the following statement is true or false for Internetwork layer. 1).Other internetwork-layer protocols are IP, ICMP, IGMP, ARP, and RARP. 2). Internet Protocol (IP) is the least important protocol in this layer ... 3.true C. 1. false, 2. false, 3. false D. 1. true, 2. true, 3. false
Last Answer : B. 1. true, 2. false, 3.true
Description : PGP is one of the protocols used to provide security at the ……….. It is designed to create authenticated and confidential ………. A. application layer, e-mails. B. Network layer, packets C. application layer, packets D. network layer , e-mails
Last Answer : A. application layer, e-mails
Description : Transport layer protocols deals with ____________ A. application to application communication B. process to process communication C. node to node communication D. man to man communication
Last Answer : B. process to process communication
Description : Which of the following are used as transport layer protocols in networking? A. TCP and FTP B. UDP and HTTP C. TCP and UDP D. HTTP and FTP
Last Answer : C. TCP and UDP
Description : Which of the following are transport layer protocols used in networking? a) TCP and FTP b) UDP and HTTP c) TCP and UDP d) HTTP and FTP
Last Answer : c) TCP and UDP
Description : Protocols are? A. Agreements on how communication components and DTE's are to communicate. B. Logical communication channels for transferring data C. Physical communication channels sued for transferring data D. None of above
Last Answer : A. Agreements on how communication components and DTE's are to communicate.
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 : A repeater is a connecting devicethat operates in the _______ layer of theInternet model. A) physical B) data link C) network D) all of theabove
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 _______ layer is the topmost layer in the subnet. A. Network B. application C. transport D. physical
Last Answer : A. Network
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 : What is Software ? Set of computer programs, procedures and possibly associated document concerned with the operation of data processing. A set of compiler instructions A mathematical formula None of above
Last Answer : Set of computer programs, procedures and possibly associated document concerned with the operation of data processin
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 network layer encapsulates the data into _______of data. A. bits B. frames C. packets D. bytes
Last Answer : C. packets
Description : The VPIof an NNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24
Last Answer : 12
Description : The VPIof a UNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24
Last Answer : 8
Description : An IPv4 address consistsof _______ bits. A) 4 B) 8 C) 32 D) 64
Last Answer : 32
Description : _______ can detect burst error of length less than or equal to degree of the polynomial and detects burst errors that affect odd number of bits. a. Hamming Code b. CRC c. VRC d. None of the above
Last Answer : b. CRC
Description : . In addresses for _______ networks, the first 16 bits specify a particular network, and the last 16 bits specify a particular host. A. class A B. class C C. class B D. class D
Last Answer : C. class B
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 : The _______ is thephysicalpath over which a message travels. A) Protocol B) Medium C) Signal D) All the above
Last Answer : Medium
Description : State weather the following statement is true or false for ISDN - Integrated Services Digital Network ISDN is an effort to standardize subscriber services, provide user/network interfaces 2). the goal of ISDN is to form a Local ... C. 1. false, 2. false, 3. false D. 1. true, 2. true, 3. false
Last Answer : A. 1. True, 2. false, 3. true
Description : The physical layer provides __________ a. mechanical specifications of electrical connectors and cables b. electrical specification of transmission line signal level c. specification for IR over optical fiber d. all of the mentioned
Last Answer : d. all of the mentioned
Description : The physical layer provides __________ A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Last Answer : D. all of the mentioned
Description : What specifications does physical layer provides __________. A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned