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Multiple Choice Quiz
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1
Which of the following refers to an expansion card for a desktop computer or a PC card for a notebook computer that connects your computer to a network and provides the doorway for information to flow in and out?
A)An ISP card
B)A wireless card
C)A router
D)An Ethernet card
2
Which of the following is a device that allows a computer to use radio waves to access a network?
A)A wireless access point (WAP)
B)A local area network
C)A router
D)A switch
3
Which of the following network devices allows you to share your connection to the Internet with other computers in your home?
A)An Ethernet card
B)An RJ-45 connector
C)A router
D)Cat 5
4
Which of the following is a network device that connects computers and passes messages by repeating each computer's transmissions only to the intended recipient, not to all the computers connected?
A)Cat 5
B)A switch
C)A broadband router
D)An Ethernet card
5
What is the term used to describe the amount of information that a communications medium can transfer in a given amount of time?
A)Expandability
B)Scalability
C)Bandwidth
D)Clickstream
6
Which of the following statements is true about a cable modem?
A)It provides an always-on connection.
B)It uses a phone line to deliver an Internet connection.
C)It allows you to get Internet access from your satellite dish.
D)It is a device that connects a computer to your phone line.
7
Which of the following high-speed circuits is the fastest?
A)A T1
B)A phone modem
C)A cable modem
D)A DS3
8
Which of the following is a disadvantage of Cat 5?
A)It is not widely used.
B)It is not very secure.
C)It is very difficult to install and maintain.
D)It is very expensive.
9
Which of the following wired communications media has one central wire surrounded by insulation, a metallic shield, and a final case of insulating material?
A)Twisted-pair cable
B)Category 5 cable
C)Coaxial cable
D)Optical fiber
10
Which of the following uses encryption to protect the confidentiality of all network transmissions between two endpoints?
A)Secure Sockets Layer
B)Transfer Layer Security
C)Intrusion prevention system
D)Virtual private network





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