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Chapter 22 - The Internet
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1
The Internet consists of thousands of computers all over the world interwoven together through long-distance, high-speed, fiber-optic networks. What are these called?
A)backbones
B)connectors
C)root servers
D)telephones
2
The Internet was designed to survive failures. What model does it use to achieve this?
A)centralized
B)decentralized
C)interwoven
D)secure
3
What provides the basic software structure for communication on the Internet?
A)Chat
B)TCP/IP
C)Telnet
D)Ethernet
4
What service provides the structure for the World Wide Web?
A)Hypertext Transfer Protocol (HTTP)
B)Internet Connection Sharing (ICS)
C)Integrated Services Digital Network (ISDN)
D)Internet Service Provider (ISP)
5
The main Internet tier is called Tier 1. How many companies are considered Tier 1 providers?
A)3
B)6
C)9
D)13
6
Tier 1 and Tier 2 providers lease their Internet connections to ____.
A)Internet Connection Sharing (ICS)
B)Integrated Services Digital Network (ISDN)
C)Internet service providers (ISPs)
D)World Wide Web (WWW)
7
What is the near side of the router often called that is used to connect to the Internet?
A)browser
B)cookie
C)default gateway
D)service provider
8
What device converts analog signals to digital and vice versa, enabling computers to talk to each other via standard commercial telephone lines.
A)modem
B)server
C)telephone
D)terminal
9
Which of the following transfers data via analog signals?
A)connector
B)ISP
C)modem
D)telephone wire
10
What type of signal does a computer use to communicate?
A)analog
B)digital
C)encrypted
D)wave
11
Computers, being binary by nature, use only two states of voltage. Positive volts are one state. What is the other state?
A)negative volts
B)one volt
C)ten volts
D)zero volts
12
What kind of communication transmits data as a series of individual ones and zeroes?
A)analog
B)UART
C)serial
D)parallel
13
What component in the computer converts individual serial bits of data into 8-bit parallel data that the PC can understand?
A)RAM
B)Integrated Services Digital Network (ISDN)
C)modem
D)Universal Asynchronous Receiver/Transmitter (UART)
14
What type of modems convert analog signals to digital signals, and vice versa, but must rely on serial ports to convert between serial and parallel data?
A)external
B)fax
C)internal
D)print
15
What is the unit of measurement, also known as one cycle per second, that expresses the speed of phone lines?
A)Baud
B)Byte
C)Digit
D)Flux
16
Integrated Services Digital Network (ISDN) sends telephone transmissions across what type of lines?
A)analog
B)digital
C)integrated
D)steel
17
Almost all ____ modems connect to a PCI or PCI Express expansion bus slot inside the PC.
A)analog
B)digital
C)external
D)internal
18
Connecting to the Internet via an ISP requires two things: hardware and ____.
A)a modem
B)a telephone
C)a computer
D)software
19
Dial-up links to the Internet use PPP. What is PPP?
A)a connector
B)a drive
C)a program
D)a protocol
20
How many lines does the Basic Rate Interface (BRI) setup use?
A)one
B)two
C)three
D)four
21
What kind of cable does broadband cable use to provide high-speed Internet access?
A)regular cable TV cables
B)UTP
C)fiber-optic
D)telephone lines
22
Broadband cable typically offers speeds of 384 Kbps for upload. What is the typical speed for download?
A)1 Mbps
B)2 Mbps
C)3 Mbps
D)4 Mbps
23
You are setting up a broadband connection for your home computer. A UTP cable is used to connect to the cable modem. What does the other end of the UTP cable connect to?
A)central processing unit (CPU)
B)modem
C)network interface card (NIC)
D)port
24
How do most businesses connect their internal local area network (LANs) to an ISP?
A)via a browser
B)via a router
C)via a WAP
D)with software only
25
What is the most widely used standard for e-mail?
A)HTML
B)HTTP
C)IMAP
D)POP3
26
What tool enables multiple computers to use the Internet connection provided by one computer on the network?
A)Internet Connection Firewall (ICF)
B)Internet Connection Sharing (ICS)
C)Integrated Services Digital Network (ISDN)
D)Transmission Control Protocol/Internet Protocol (TCP/IP)
27
PCs that connect via a LAN to an ICS host computer are called ____.
A)client computers
B)mini computers
C)server computers
D)super computers
28
What tool tracks when the user initiates two-way communication with other machines over the Internet?
A)Internet Connection Firewall (ICF)
B)Internet Connection Sharing (ICS)
C)Integrated Services Digital Network (ISDN)
D)Transmission Control Protocol/Internet Protocol (TCP/IP)
29
Which servers provide Web sites and Web pages that users can access?
A)file
B)mail
C)network
D)Web
30
You want to allow ActiveX controls to run when you visit a Web site. What would you configure?
A)security settings of your web browser
B)security settings of your firewall
C)privacy settings of your Web browser
D)SSL settings of your Web browser
31
Which software enables multiple connections to the Internet to go through one protected PC?
A)firewall
B)mail server
C)network
D)proxy server
32
What should you check if your Web browser refuses to run a Java program?
A)hardware
B)Microsoft settings
C)operating system
D)security settings
33
What can you use to access a newsgroup?
A)WS_FTP
B)IRC
C)Outlook Express
D)Telnet





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