Deck 1: Communication Exchange and Network Topologies

Question 1

Rules that govern a communication exchange are

A)Media
B)Criteria
C)Protocol
D)All of above

Answer 1

Protocol

Question 2

Performance of data communications depend on

A)No. of users
B)Transmission media
C)H/w and S/w
D)All of above

Answer 2

All of above

Question 3

The information to be communicated in a data communication system is

A)Medium
B)Protocol
C)Message
D)Transmission

Answer 3

Message

Question 4

In a network with 25 computers, which topology would require most extensive calling

A)Mesh
B)Star
C)Bus
D)Ring

Question 5

In a network with 25 computers, which topology would require most extensive calling

A)Mesh
B)Star
C)Bus
D)Ring

Question 6

Which topology features a point to point line configuration

A)Mesh
B)Star
C)Ring
D)All of above

Question 7

A cable break in which topology stops all transmission

A)Mesh
B)Bus
C)Star
D)Primary

Question 8

The OSI model consist of

A)3 layers
B)5 layers
C)7 layers
D)8 layers

Question 9

Dialog control is the function of which layer

A)Transport
B)Session
C)Presentation
D)Application

Question 10

Data unit is called a frame in

A)Physical layer
B)Network layer
C)Presentation layer
D)Data link layer

Question 11

Communication between a computer and a keyboard involves ______________ transmission.

A)simplex
B)half-duplex
C)full-duplex
D)automatic

Question 12

A television broadcast is an example of _______ transmission.

A)simplex
B)half-duplex
C)full-duplex
D)automatic

Question 13

A _______ connection provides a dedicated link between two devices.

A)point-to-point
B)multipoint
C)primary
D)secondary

Question 14

In a _______ connection, more than two devices can share a single link.

A)point-to-point
B)multipoint
C)primary
D)secondary

Question 15

In _______ transmission, the channel capacity is shared by both communicating devices at all times.

A)simplex
B)half-duplex
C)full-duplex
D)half-simplex

Question 16

In the original ARPANET, _______ were directly connected together.

A)IMPs
B)host computers
C)networks
D)routers

Question 17

This was the first network.

A)CSNET
B)NSFNET
C)ANSNET
D)ARPANET

Question 18

Which organization has authority over interstate and international commerce in the communications field?

A)ITU-T
B)IEEE
C)FCC
D)ISOC

Question 19

_______ are special-interest groups that quickly test, evaluate, and standardize new technologies.

A)Forums
B)Regulatory agencies
C)Standards organizations
D)All of the above

Question 20

Which agency developed standards for physical connection interfaces and electronic signaling specifications?

A)EIA
B)ITU-T
C)ANSI
D)ISO

Question 21

_______ is the protocol suite for the current Internet.

A)TCP/IP
B)NCP
C)UNIX
D)ACM

Question 22

_______ refers to the structure or format of the data, meaning the order in which they are presented.

A)Semantics
B)Syntax
C)Timing
D)All of the above

Question 23

________ defines how a particular pattern to be interpreted, and what action is to be taken based on that interpretation.

A)Semantics
B)Syntax
C)Timing
D)None of the above

Question 24

_______ refers to two characteristics: when data should be sent and how fast it can be sent.

A)Semantics
B)Syntax
C)Timing
D)none of the above

Question 25

The_________ layer is responsible for the delivery of a message from one process to another.

A)physical
B)transport
C)network
D)none of the above