............. is asset of rules that govern data communication. It represents an agreement between the communication devices. b. Receiver c. Protocol a. Transmitter d. message ... is the way that used by two or more communication devices attach to a link: point-to-point or multipoint. a. Line configuration e. Topology b. Transmission mode d. Internetworks 3- A signal is passed along in one direction, from device to device, until it reaches its destination in a .... topology. a. bus b. star c. ring d. mesh e. none of them

Fundamentals of Information Systems
8th Edition
ISBN:9781305082168
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter4: Telecommunications And Networks
Section: Chapter Questions
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1-. . is asset of rules that govern data communication. It represents an
agreement between the communication devices.
a. Transmitter
b. Receiver c. Protocol
d. message
2- .is the way that used by two or more communication devices attach to a
link: point-to-point or multipoint.
a. Line configuration
c. Topology
b. Transmission mode
d. Internetworks
3- A signal is passed along in one direction, from device to device, until it reaches its
destination in a .topology.
a. bus
e. ring
d. mesh
e. none of them
b. star
.. . means that a protocol can decapsulate and deliver a packet to several
next-higher layer protocols (one at a time).
a. Demultiplexing
b. Multiplexing
5- Flow control is the possibility of the
c. Encapsulation d. Decapsulation
. layer.
c. physical
a. application
. . cable can support highest bandwidth and greater transmission distance
than any other guided media.
b. network
d. data link
6-
a. UTP
b. STP
e. Coaxial
d. Fiber-optic
7- In.
.. .. propagation, very high frequeney are transmitted in straight line
directly from antenna to antenna.
a. line-of-sight
b. sky
c. Ground
d. none of them
8- A beam of light moves from one medium to another medium with less density, if the
incident angle is less than the critical angle, the ray.
a. reflect
b. refract
c. attenuate
d. not affected
9. The ..
mode is used in cases where there is a need for communication in
both directions at the same time.
a. Simplex
b. Half-duplex
e. Full-duplex
d. Point to point
10. In . ier optic, the density of the core decreases gradually from the
center to the edges.
a. Multimode step-index
c. Multimode graded-index
b. Single mode
d. None of them
Transcribed Image Text:1-. . is asset of rules that govern data communication. It represents an agreement between the communication devices. a. Transmitter b. Receiver c. Protocol d. message 2- .is the way that used by two or more communication devices attach to a link: point-to-point or multipoint. a. Line configuration c. Topology b. Transmission mode d. Internetworks 3- A signal is passed along in one direction, from device to device, until it reaches its destination in a .topology. a. bus e. ring d. mesh e. none of them b. star .. . means that a protocol can decapsulate and deliver a packet to several next-higher layer protocols (one at a time). a. Demultiplexing b. Multiplexing 5- Flow control is the possibility of the c. Encapsulation d. Decapsulation . layer. c. physical a. application . . cable can support highest bandwidth and greater transmission distance than any other guided media. b. network d. data link 6- a. UTP b. STP e. Coaxial d. Fiber-optic 7- In. .. .. propagation, very high frequeney are transmitted in straight line directly from antenna to antenna. a. line-of-sight b. sky c. Ground d. none of them 8- A beam of light moves from one medium to another medium with less density, if the incident angle is less than the critical angle, the ray. a. reflect b. refract c. attenuate d. not affected 9. The .. mode is used in cases where there is a need for communication in both directions at the same time. a. Simplex b. Half-duplex e. Full-duplex d. Point to point 10. In . ier optic, the density of the core decreases gradually from the center to the edges. a. Multimode step-index c. Multimode graded-index b. Single mode d. None of them
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