Exam 6: Telecommunications and Networks
Exam 1: Introduction to Information Systems155 Questions
Exam 2: The Personal and Social Impact of Computers92 Questions
Exam 3: Hardware: Input, Processing, and Output Devices93 Questions
Exam 4: Software: Systems and Application Software93 Questions
Exam 5: Database Systems, Data Centres, and Business Intelligence97 Questions
Exam 6: Telecommunications and Networks93 Questions
Exam 7: The Internet, Web, Intranets, and Extranets95 Questions
Exam 8: Electronic and Mobile Commerce94 Questions
Exam 9: Enterprise Systems94 Questions
Exam 10: Information and Decision Support Systems95 Questions
Exam 11: Knowledge Management and Specialized Information Systems93 Questions
Exam 12: Systems Development: Investigation and Analysis95 Questions
Exam 13: Systems Development: Design, Implementation, Maintenance, and Review93 Questions
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What is an area covered by one or more interconnected wireless access points commonly called?
(Multiple Choice)
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Fortunately, there is a single, unified, worldwide standard for 3G communications, which simplifies the deployment of 3G communications equipment and devices.
(True/False)
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Network management software controls the computer systems and devices in a network and allows them to communicate with each other.
(True/False)
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What type of satellite system employs many satellites, each in an orbit at an altitude of less than 1,600 kilometres?
(Multiple Choice)
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What wireless telecommunications technology brand, owned by an alliance of 300 technology companies, is popping up at airports, coffee shops, college campuses, libraries, and restaurants?
(Multiple Choice)
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Picocells deliver high-speed Internet access to homes and small businesses over existing phone lines.
(True/False)
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____________________ is a very short-range wireless connectivity technology designed for cell phones and credit cards.
(Short Answer)
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What communication channel is similar to two people talking on the phone exchanging information and interrupting each other if needed?
(Multiple Choice)
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In a packet switching network, no ____________________ is created between the communicating devices.
(Short Answer)
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What basic processing alternative places isolated processing devices, which cannot communicate with other devices, at various remote locations?
(Multiple Choice)
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____________________ transmission sends signals at a frequency greater than microwaves but less than visible light and is frequently used in home entertainment systems, intrusion detectors, and fire sensors.
(Short Answer)
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How many GPS satellites are used to determine the accurate position of a GPS receiver?
(Multiple Choice)
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eBay, Google, Microsoft, and Yahoo are promoting themselves by providing free ____________________ to people at several airports.
(Short Answer)
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Automated clearing house and wire transfer are two forms of electronic funds transfer.
(True/False)
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A half-duplex channel can transmit data in either direction, but not simultaneously.
(True/False)
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A(n) ____________________ is a form of distance learning where students and instructor attend the online course at the same time.
(Short Answer)
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A VPN supports a secure, encrypted connection between an organization's private network and remote users.
(True/False)
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