Exam 9: Communications and Networks
Exam 1: Introduction to Computers181 Questions
Exam 2: The Internet and the World Wide Web181 Questions
Exam 3: Application Software181 Questions
Exam 4: The Components of the Unit System181 Questions
Exam 5: Input181 Questions
Exam 6: Output181 Questions
Exam 7: Storage181 Questions
Exam 8: Operating Systems and Utility Programs181 Questions
Exam 9: Communications and Networks181 Questions
Exam 10: Database Management181 Questions
Exam 11: Computer Security and Safety, Ethics, and Privacy181 Questions
Exam 12: Information System Development181 Questions
Exam 13: Programming Languages and Program Development181 Questions
Exam 14: Enterprise Computing181 Questions
Exam 15: Computer Careers and Certification181 Questions
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With FTTP service, an optical terminal at your business receives the signals and transfers them to a router connected to a computer.
(True/False)
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Which of the following is a communications device that connects multiple computers together and transmits data to its correct destination on a network?
(Multiple Choice)
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Cable television lines and telephone lines are two examples of which of the following?
(Multiple Choice)
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COGNITIVE ASSESSMENT Which of the following statements best describes a BAN?
(Multiple Choice)
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____________________ is a type of DSL that supports faster transmission rates when receiving data (the downstream rate) than when sending data (the upstream rate).
(Short Answer)
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A(n) ____________________ is a high-speed network that connects networks in an area such as a city or town and handles the bulk of communications activity across that region.
(Short Answer)
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Which of the following is a wireless transmission medium that distributes radio signals through the air over long distances?
(Multiple Choice)
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A recent Ethernet standard, called Fast Ethernet, has a data transfer rate of 10 Mbps, ten times faster than the original standard.
(True/False)
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Similar to an ISDN modem, a DSL modem is the same as the modem used for dial-up connections.
(True/False)
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Which of the following kinds of devices is any type of hardware capable of transmitting data, instructions, and information between a sending device and a receiving device?
(Multiple Choice)
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Today, ____________________ is the most popular LAN technology because it is relatively inexpensive and easy to install and maintain.
(Short Answer)
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COGNITIVE ASSESSMENT What technology do smart phones and other mobile devices use for picture/video messaging?
(Multiple Choice)
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For smaller business and home networks, which of the following allows multiple computers to share a single high-speed Internet connection such as through a cable modem or DSL modem?
(Multiple Choice)
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COGNITIVE ASSESSMENT Which of the following is not true of communications software?
(Multiple Choice)
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Which of the following are radio waves that provide a high-speed signal transmission?
(Multiple Choice)
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COGNITIVE ASSESSMENT What kind of communications device sends and receives data and information to and from a digital line, such as ISDN and cable?
(Multiple Choice)
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