Data Communication Quiz | Data Communication Multiple Choice Questions and Answers

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Questions
1 ________ is a collection of many separate networks.
A A WAN
B An internet
C A LAN
D None of the above

Answer: An internet
2 _______ is the protocol suite for the current Internet.
A UNIX
B NCP
C TCP/IP
D ACM

Answer: TCP/IP
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3 Devices may be arranged in a _____ topology.
A mesh
B ring
C bus
D all of the above

Answer: all of the above
4 This was the first network.
A CSNET
B NSFNET
C ARPANET
D ANSNET

Answer: ARPANET
5 _______ refers to two characteristics: when data should be sent and how fast it can be sent.
A Semantics
B Timing
C Syntax
D none of the above

Answer: Timing
6 A _______ is a data communication system within a building, plant, or campus, or between nearby buildings.
A LAN
B MAN
C WAN
D none of the above

Answer: LAN
7 Which agency developed standards for physical connection interfaces and electronic signaling specifications?
A ISO
B ITU-T
C ANSI
D EIA

Answer: EIA
8 _______ are special-interest groups that quickly test, evaluate, and standardize new technologies.
A Standards organizations
B Regulatory agencies
C Forums
D All of the above

Answer: Regulatory agencies
9 Data flow between two devices can occur in a _______ way.
A simplex
B half-duplex
C full-duplex
D all of the above

Answer: all of the above
10 A television broadcast is an example of _______ transmission.
A half-duplex
B simplex
C full-duplex
D automatic

Answer: simplex
11 Frequency of failure and network recovery time after a failure are measures of the _______of a network.
A Performance
B Security
C Reliability
D Feasibility

Answer: Reliability
12 ________ defines how a particular pattern to be interpreted, and what action is to be taken based on that interpretation.
A Syntax
B Semantics
C Timing
D None of the above

Answer: Semantics
13 The information to be communicated in a data communications system is the _______.
A Medium
B Protocol
C Message
D Transmission

Answer: Message
14 In a ______ connection, two and only two devices are connected by a dedicated link.
A multipoint
B point-to-point
C (a) and (b)
D none of the above

Answer: point-to-point
15 A ________ is a set of rules that governs data communication.
A protocol
B forum
C standard
D none of the above

Answer: protocol
16 Which topology requires a multipoint connection?
A Bus
B Star
C Mesh
D Ring

Answer: Bus
17 A _______ connection provides a dedicated link between two devices.
A primary
B multipoint
C point-to-point
D secondary

Answer: point-to-point
18 A ______ is a data communication system spanning states, countries, or the whole world.
A MAN
B WAN
C LAN
D None of the above

Answer: WAN
19 ______ refers to the physical or logical arrangement of a network.
A Topology
B Mode of operation
C Data flow
D None of the above

Answer: Topology
20 There are ______________ Internet service providers.
A regional
B local
C national and international
D all of the above

Answer: all of the above

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