Description : A set of rules that governs data communication is called a. Protocols b. Standards c. RFCs d. Servers
Last Answer : a. Protocols
Description : A ________ is a set of rules that governs data communication
Last Answer : protocol
Description : Which of the following statement is incorrect? a. Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line b. HDLC is a standard ... indicates that it is ready to accept data d. RTS/CTS is the way the terminal indicates ringing
Last Answer : RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data
Description : Which NTC memorandum circular governs the rules and regulations about the manufacture, acquisition, sale and service of radio communication equipment? A. MC No. 2-05-88 B. MC No. 2-04-88 C. MC No. 2-07-88 D. MC No. 2-09-88
Last Answer : A. MC No. 2-05-88
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 : A protocol is a set of rules governing a time sequence of events that must take place a. between peers b. between an interface c. between modems d. across an interface
Last Answer : between peers
Description : ------------------- is a set of rules governing the format and meaning of the packets, or messages that are exchanged by the peer entities within a layer. a. Interface b. Reference model c. Protocol d. None of these
Last Answer : c. Protocol
Description : High-level Data Link Control (HDLC) is a _______ protocol for communication over point-to-pointand multipoint links. A) bit-oriented B) byte-oriented C) character-oriented D) none of the above
Last Answer : bit-oriented
Description : HTTP is ________ protocol. a) application layer b) transport layer c) network layer d) data link layer
Last Answer : a) application layer
Description : State weather the following statement is true or false for Point-to-Point Protocol 1). It is still in widespread use for dial-up TCP/IP connections 2) Point-to-point circuits in the form of asynchronous lines have long been ... . false C. 1. false, 2. false, 3. false D. 1. true, 2. false, 3. true
Last Answer : D. 1. true, 2. false, 3. true
Description : Data communication system spanning states, countries, or the whole world is ________ a) LAN b) WAN c) MAN d) PAN
Last Answer : b) WAN
Description : Application layer protocol defines ____ a.types of messages exchanged b.message format, syntax and semantics c.rules for when and how processes send and respond to messages d.all of the mentioned
Last Answer : d.all of the mentioned
Description : The Monarch of the UK __________ (A) rules and governs. (B) reigns but does not rule. (C) reigns and rules. (D) rules but does not reign.
Last Answer : (B) reigns but does not rule.
Description : ____ is a data-centric middleware standard for device-to-device and machine-to-machine communication. A. Data Distribution Serviced (DDS) B. Advance Message Queuing Protocol (AMQP) C. Extensible Messaging and Presence Protocol (XMPP) D. Message Queue Telemetry Transport (MQTT)
Last Answer : A. Data Distribution Serviced (DDS)
Description : Which of the following is required to communicate between two computers? a. communications software b. protocol c. communication hardware d. all of above including access to transmission medium
Last Answer : all of above including access to transmission medium
Description : The Internet Control Message Protocol (ICMP) A. allows gateways to send error acontrol messages toother gateways or hosts B. provides communication between the Internet Protocol Software on one machine ... and takeaction to correct theproblem D. All of theabove E. None of the above
Last Answer : All of theabove
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 : One of the responsibilities of the transport layer protocol is to create a ______ communication. A. host-to-host B. process-to-process C. node-to-node D. none of the above
Last Answer : B. process-to-process
Description : State whether the following statements are true/false: 1) The standards of TCP/IP are published in a series of documents called NFC. 2) A Protocol is an agreement between the communicating parties on how communication is to proceed. a. 1.F,2.T b. 1.F, 2.F c. 1.T, 2.T d. 1.T, 2.F
Last Answer : a. 1.F,2.T
Description : The ________ protocol is the transmission mechanism used by the TCP/IP suite. A) ARP B) IP C) RARP D) noneof the above
Last Answer : IP
Description : CBT isa ________ protocol that usesa core as the root of the tree. A) source-based B) group-shared C) a or b D) none of the above
Last Answer : group-shared
Description : RIP stands for ________ a. Reduced Information Protocol b. Routing Internet Protocol c. Routing Information Protocol d. Reduced Internet Protocol
Last Answer : c. Routing Information Protocol
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 : A ________ is a 16-bit number used by the host-to-host protocol to identify to which higher- level protocol or application program (process) it must deliver incoming messages A. connection B. UDP C. port D. TCP
Last Answer : C. port
Description : Protocols are set of rules to govern _________ a) Communication b) Standard c) Metropolitan communication d) Bandwidth
Last Answer : a) Communication
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 : The standard suit of protocols used by the Internet, Intranets, extranets and some other networks. A) TCP/IP B) Protocol C) Open system D) Internet work processor
Last Answer : A) TCP/IP
Description : TCP is the standard protocol with std no? a. 5 b. 4 c. 7 d. 3
Last Answer : c. 7
Description : ………………...is a minimal protocol that allows isolated hosts to link via TCP/IP over the telephone network and ………………..uses a proposed international standard for transmitting HDLC over asynchronous lines. A. LCP, PPP B. PPP, LCP C. SLIP, PPP D. PPP, SLIP
Last Answer : C. SLIP, PPP
Description : . In IEEE 802.11, communication between two stations in twodifferent BSSs usually occurs viatwo ________. A) BSSs B) ESSs C) APs D) none of the above
Last Answer : APs
Description : The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching
Last Answer : b) Circuit switching
Description : Communication channel is shared by all the machines on the network in ________ a) broadcast network b) unicast network c) multicast network d) anycast network
Last Answer : a) broadcast network
Description : Which of the following assertions is FALSE about the Internet Protocol (IP)? a. It is possible for a computer to have multiple IP addresses b. IP packets from the same source to the same ... outgoing packets; the route is determined only by the routing tables in the routers on the way
Last Answer : d. The packet source cannot set the route of an outgoing packets; the route is determined only by the routing tables in the routers on the way
Description : _______ is the cell relay protocol designed by the corresponding Forum and adopted by the ITU-T.
Description : DTP computer abbreviation usually means ? DeskTop Publishing Data Type Programming Digital Transmission Protocol None Of above
Last Answer : Data Type Programming
Description : _____defines a protocol data unit (PDU) that is somewhat similar to that of HDLC. A) MAC B) LLC C) LLU D) none of the above
Last Answer : LLC
Description : At the data link layer, Frame Relayusesa protocol that supports _____control. A) flow B) error C) either (a) or (b D) neither (a) nor (b)
Last Answer : neither (a) nor (b)
Description : MOSPF is a _______ protocol. A) data-driven B) command-driven C) both a and b D) none of the above
Last Answer : data-driven
Description : The information tobe communicated ina data communications system is the_______. A) Medium B) Protocol C) Message D) Transmission
Last Answer : Message
Description : Which of the following technique isused for encapsulation? A. a technique used inbest-effort delivery systems toavoid endlessly loopingpackets. B. a technique used by protocols in which a lower level ... network that cannothandle the originaldatagram size D. All of theabove E. None of the above
Last Answer : a technique used by protocols in which a lower level protocol accepts a message from ahigher level protocol and places it in the data portion of the low level frame
Description : Which of the following technique isused for fragment? A. a technique used inbest-effort delivery systems toavoid endlessly loopingpackets B. a technique used by protocols in which a lower level protocol ... network that cannothandle the originaldatagram size D. All of theabove E. None of the above
Last Answer : one of the pieces that results when an IP gateway divides an IP datagram into smallerpieces for transmission acrossa network that cannothandle the originaldatagram size
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 application-level protocol plays a crucial role in carrying out the data definition and manipulation in addition to X-500 features? a. TCP b. LDAP c. FTP d. None of the above
Last Answer : b. LDAP
Description : the maximum window size for data transmission using the selective reject protocol with n-bit frame sequence numbers is: a. 2^n b. 2^(n-1) c. 2^n – 1 d. 2^(n-2)
Last Answer : b. 2^(n-1)
Description : Transmission control protocol ___________ a. is a connection-oriented protocol b. uses a three way handshake to establish a connection c. receives data from application as a single stream d. all of the mentioned
Last Answer : d. all of the mentioned
Description : User datagram protocol is called connectionless because _____________ a. all UDP packets are treated independently by transport layer b. it sends data as a stream of related packets c. it is received in the same order as sent order d. it sends data very quickly
Last Answer : a. all UDP packets are treated independently by transport layer
Description : User datagram protocol is called connectionless because _____________ a. all UDP packets are treated independently by transport layer b. it sends data as a stream of related packets c. it is received ... order d. it sends data very quickly Answer: Option(a) 4. Transmission control protocol ____
Description : Which provision can resolve / overcome the shortcomings associated with duplication or failure condition of Stop and Wait Automatic Repeat Request protocol especially due to loss of data frames or non reception ... message b. Provision of checksum computation c. Both a & b d. None of the above
Last Answer : Provision of sequence number in the header of message
Description : Which of the following is a data link protocol? a. ethernet b. point to point protocol c. hdlc d. all of the mentioned