Test Bank For New Perspectives on Computer Concepts 2018 Comprehensive 20th Edition by June Jamrich Parsons
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Test Bank For New Perspectives On Computer Concepts 2018 Comprehensive 20th Edition By June Jamrich Parsons is one of the most popular books on computer concepts. The book introduces all the important aspects of computers in a very easy to understand manner.
It covers everything from the history of computers to the latest trends in computing. The book also includes a lot of illustrations and examples to help readers understand the concepts better. Test Bank For New Perspectives On Computer Concepts 2018 Comprehensive 20th Edition By June Jamrich Parsons is an essential book for anyone who wants to learn about computers.
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ISBN-10: 1305951492, ISBN-13: 9781305951495
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Test Bank For New Perspectives on Computer Concepts 2018 Comprehensive 20th Edition by June Jamrich Parsons
Module 03: Networks
1. Networks can be classified according to their size and geographic scope.
a. True
b. False
ANSWER: True
POINTS: 1
REFERENCES: COMMUNICATION SYSTEMS
QUESTION TYPE: True / False
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:49 AM
DATE MODIFIED: 7/31/2017 4:50 AM
2. Which type of network connects smart devices or consumer electronics within a range of about 30 feet (10 meters) and without the use of wires or cables?
a. PAN (personal area network)
b. LAN (local area network)
c. WAN (wide area network)
d. VPN (virtual private network)
ANSWER: a
POINTS: 1
REFERENCES: COMMUNICATION SYSTEMS
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:50 AM
DATE MODIFIED: 7/31/2017 4:52 AM
3. Which type of network covers a large geographical area and usually consists of several smaller networks, which might use different computer platforms and network technologies?
a. PAN
b. LAN
c. WAN
d. VPN
ANSWER: c
POINTS: 1
REFERENCES: COMMUNICATION SYSTEMS
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:52 AM
DATE MODIFIED: 7/31/2017 4:53 AM
4. The Internet is the world’s largest WAN.
a. True
b. False
ANSWER: True
POINTS: 1
REFERENCES: COMMUNICATION SYSTEMS
QUESTION TYPE: True / False
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:53 AM
DATE MODIFIED: 7/31/2017 4:54 AM
5. A communication _________ is the medium used to transport information from one network device to another.
ANSWER: channel
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: Completion
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:55 AM
DATE MODIFIED: 7/31/2017 4:56 AM
6. Which type of cable is used for high-capacity trunk lines that provide main routes for telephone, cable, and Internet communications?
a. Category 6 cables
b. Fiber-optic cables
c. Coaxial cables
d. All of the above
ANSWER: b
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:56 AM
DATE MODIFIED: 7/31/2017 4:57 AM
7. Which of the following is an advantage of wired connections?
a. More secure
b. More dependable
c. Faster speeds
d. All of the above
ANSWER: d
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:57 AM
DATE MODIFIED: 7/31/2017 4:59 AM
8. The most widespread wireless channel for communication networks is radio frequency (RF) signals.
a. True
b. False
ANSWER: True
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: True / False
HAS VARIABLES: False
DATE CREATED: 7/31/2017 4:59 AM
DATE MODIFIED: 7/31/2017 5:00 AM
9. In a wireless network, RF signals are sent and received by a ______________.
ANSWER: transceiver
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: Completion
HAS VARIABLES: False
DATE CREATED: 7/31/2017 5:01 AM
DATE MODIFIED: 7/31/2017 5:01 AM
10. Microwaves have more carrying capacity than radio waves.
a. True
b. False
ANSWER: True
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: True / False
HAS VARIABLES: False
DATE CREATED: 7/31/2017 5:02 AM
DATE MODIFIED: 7/31/2017 5:03 AM
11. When interference affects a wireless signal, data must be retransmitted.
a. True
b. False
ANSWER: True
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: True / False
HAS VARIABLES: False
DATE CREATED: 7/31/2017 5:03 AM
DATE MODIFIED: 7/31/2017 5:04 AM
12. Wireless connections use unlicensed frequencies that are available for public use, including 2.4 GHz and _____ GHz, which is subject to less interference from other devices, but it has a more limited range.
ANSWER: 5, five
POINTS: 1
REFERENCES: COMMUNICATION CHANNELS
QUESTION TYPE: Completion
HAS VARIABLES: False
DATE CREATED: 7/31/2017 5:06 AM
DATE MODIFIED: 7/31/2017 5:07 AM
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