Exam 9: Wireless Transmission and Services
Exam 1: Telecommunications Overview92 Questions
Exam 2: Principles of Telecommunications Technology83 Questions
Exam 3: The Evolution of Telecommunications Technology and Policy93 Questions
Exam 4: The Public Network94 Questions
Exam 5: Customer Premise Equipment and Applications94 Questions
Exam 6: Signaling and Switching93 Questions
Exam 7: Data Networking Fundamentals89 Questions
Exam 8: Physical Transmission Media94 Questions
Exam 9: Wireless Transmission and Services95 Questions
Exam 10: Network Access and Transmission Methods93 Questions
Exam 11: Data Network Connectivity92 Questions
Exam 12: Internet Standards and Services91 Questions
Exam 13: Information Security92 Questions
Exam 14: Convergence of Voice, Video, and Data93 Questions
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____________________ is the diffusion, or the reflection in multiple different directions, of a signal.
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(Short Answer)
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Correct Answer:
Scattering
Which of the following is a number assigned to the wireless carrier that the user has subscribed to?
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(Multiple Choice)
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Correct Answer:
C
Which of the following is a continuum of electromagnetic waves used for telecommunications?
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(Multiple Choice)
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Correct Answer:
D
The reflection in multiple different directions of a signal is known as:
(Multiple Choice)
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Match each statement below with the correct item
-The process of a mobile wireless signal being transferred to a new channel when it passes from one cell to another in a cellular network.
(Multiple Choice)
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Which of the following is a generic term that describes a wireless link used in the PSTN to connect LEC central offices with subscribers?
(Multiple Choice)
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An omni-directional antenna issues wireless signals along a single direction.
(True/False)
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Which of the following is a type of wireless system in which the receiver may be located anywhere within a specific range of the transmitter?
(Multiple Choice)
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Which of the following is a cellular network access technology that divides each channel into multiple time slots?
(Multiple Choice)
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The transceiver and antenna used to issue signals from a wire-bound network device to mobile nodes is known as a(n) ____________________.
(Short Answer)
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In ____________________,a wireless signal splits into secondary waves when it encounters an obstruction.
(Short Answer)
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Which of the following refers to the wireless signals that follow a number of different paths to their destination due to reflection, diffraction, or scattering?
(Multiple Choice)
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Match each statement below with the correct item
-The physical area through which an antenna's signal passes as it is transmitted or received.
(Multiple Choice)
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Which of the following is the transceiver and antenna used to exchange signals between a wire-bound network device and mobile network nodes on a WLAN?
(Multiple Choice)
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A change in wireless signal strength as a result of some of the originally transmitted electromagnetic energy being scattered, reflected, or diffracted is referred as:
(Multiple Choice)
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In ____________________, a transmitter concentrates the signal energy at a single frequency or in a very small range of frequencies.
(Short Answer)
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A(n) ____________________ antenna issues and receives wireless signals with equal strength and clarity in all directions.
(Short Answer)
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Is the term forward path used to mean the transmission from a mobile station to a base station?
(True/False)
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A(n) ____________________ is a data network (or part of a data network) that uses wireless signaling for communication between nodes within a limited geographical area.
(Short Answer)
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Which of the following is a data network that uses wireless signaling for communication between nodes within a limited geographical area?
(Multiple Choice)
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