6 11516t

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Question 1 0 out of 2 points

Which type of network would be most appropriate for a business that comprised three employees and a manager located in the same office space, whose primary need is to share documents? Answer Selected Answer:

[None Given]

Correct Answer:

Peer-to-peer network 

Question 2 0 out of 2 points

The process of employing techniques to help a Web site achieve a higher ranking with the major search engines is called: Answer Selected Answer:

[None Given]

Correct Answer:

SEO. 

Question 3 0 out of 2 points

Together, a protocol prefix, a domain name, a directory path, and a document name, are called a(n): Answer Selected Answer:

[None Given]

Correct Answer:

uniform resource locator. 

Question 4 0 out of 2 points

To use the analog telephone system for sending digital data, you must also use: Answer Selected Answer:

[None Given]

Correct Answer:

a modem. 

Question 5 0 out of 2 points

What service converts IP addresses into more recognizable alphanumeric names? Answer Selected Answer: Correct Answer:

[None Given]

DNS 

Question 6 0 out of 2 points

Which of the following services enables logging on to one computer system and working on another? Answer Selected Answer:

[None Given]

Correct Answer:

Telnet 

Question 7 0 out of 2 points

Instant messaging is a type of ________ service. Answer Selected Answer:

[None Given]

Correct Answer:

chat 

Question 8 0 out of 2 points

All network components connect to a single hub in a ________ topology. Answer Selected Answer:

[None Given]

Correct Answer:

star 

Question 9 0 out of 2 points

The telephone system is an example of a ________ network. Answer Selected Answer:

[None Given]

Correct Answer:

circuit-switched 

Question 10 0 out of 2 points

The Internet is based on which three key technologies? Answer Selected Answer: Correct

[None Given]

Answer:



Client/server computing, packet switching, and the development of communications standards for linking networks and computers

Question 11 0 out of 2 points

In the domain name "http://myspace.blogging.com", what are the root, top-level, secondlevel, and third-level domains, respectively? Answer Selected Answer:

[None Given]

Correct Answer:

".", com, blogging, myspace 

Question 12 0 out of 2 points

A VPN: Answer Selected Answer:

[None Given]

Correct Answer:

is an encrypted private network configured within a public network. 

Question 13 0 out of 2 points

Which of the following is not a characteristic of packet switching? Answer Selected Answer:

[None Given]

Correct Answer:

Packet switching requires point-to-point circuits. 

Question 14 0 out of 2 points

In a telecommunications network architecture, a protocol is: Answer Selected Answer: Correct Answer:

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[None Given]

a standard set of rules and procedures for control of communications in a network.

Question 15 0 out of 2 points

CDMA: Answer Selected Answer:

[None Given]

Correct Answer:

transmits over several frequencies. 

Question 16 0 out of 2 points

IPv6 is being developed in order to: Answer Selected Answer:

[None Given]

Correct Answer:

create more IP addresses. 

Question 17 0 out of 2 points

Which type of network treats all processors equally, and allows peripheral devices to be shared without going to a separate server? Answer Selected Answer:

[None Given]

Correct Answer:

Peer-to-peer 

Question 18 0 out of 2 points

In T/IP, IP is responsible for: Answer Selected Answer:

[None Given]

Correct Answer:

disassembling and reassembling of packets during transmission. 

Question 19 0 out of 2 points

Digital subscriber lines: Answer Selected Answer:

[None Given]

Correct Answer:

operate over existing telephone lines to carry voice, data, and video. 

Question 20 0 out of 2 points

T lines: Answer Selected Answer: Correct Answer:

[None Given]

are high-speed, leased data lines providing guaranteed service levels. 

Question 21 0 out of 2 points

One or more access points positioned on a ceiling, wall, or other strategic spot in a public place to provide maximum wireless coverage for a specific area are referred to as: Answer Selected Answer:

[None Given]

Correct Answer:

hotspots. 

Question 22 0 out of 2 points

Based on your reading of the examples in the chapter, what would be the best use of RFID for a business? Answer Selected Answer:

[None Given]

Correct Answer:

Logging transactions 

Question 23 0 out of 2 points

The WiMax standard can transmit up to a distance of approximately: Answer Selected Answer:

[None Given]

Correct Answer:

30 miles. 

Question 24 0 out of 2 points

Which signal types are represented by a continuous waveform? Answer Selected Answer:

[None Given]

Correct Answer:

Analog 

Question 25 0 out of 2 points

A network that spans a city, and sometimes its major suburbs as well, is called a: Answer Selected Answer: Correct Answer:

[None Given]

MAN. 

Question 26 0 out of 2 points

The child domain of the root is the: Answer Selected Answer:

[None Given]

Correct Answer:

top-level domain. 

Question 27 0 out of 2 points

Which of the following statements is not true about search engines? Answer Selected Answer: Correct Answer:



[None Given]

There are hundreds of search engines vying for attention, with no clear leader having yet emerged.

Question 28 0 out of 2 points

The total amount of digital information that can be transmitted through any telecommunications medium is measured in: Answer Selected Answer:

[None Given]

Correct Answer:

bps. 

Question 29 0 out of 2 points

ive RFID tags: Answer Selected Answer:

[None Given]

Correct Answer:

have a range of several feet. 

Question 30 0 out of 2 points

The IEEE standard for the WiMax is: Answer Selected Answer:

[None Given]

Correct Answer:

IEEE 802.16. 

Question 31 0 out of 2 points

Which protocol is the Internet based on? Answer Selected Answer:

[None Given]

Correct Answer:

T/IP 

Question 32 0 out of 2 points

Bluetooth can be used to link up to ________ devices within a 10-meter area using lowpower, radio-based communication. Answer Selected Answer:

[None Given]

Correct Answer:

eight 

Question 33 0 out of 2 points

The need in some cases for employees to have access to sexually explicit material on the Internet, such as medical researchers, suggests that companies: Answer Selected Answer: Correct Answer:



[None Given]

need to base their Internet use policies on the needs of the organization and culture.

Question 34 0 out of 2 points

The Wi-Fi 802.11a standard can transmit up to: Answer Selected Answer:

[None Given]

Correct Answer:

54 Mbps in the 5-GHz frequency range. 

Question 35 0 out of 2 points

What are the four layers of the T/IP reference model? Answer

Selected Answer:

[None Given]

Correct Answer:

Application, transport, Internet, and network interface 

Question 36 0 out of 2 points

Which organization helps define the overall structure of the Internet? Answer Selected Answer:

[None Given]

Correct Answer:

IAB 

Question 37 0 out of 2 points

Which type of network is used to connect digital devices within a half-mile or 500-meter radius? Answer Selected Answer:

[None Given]

Correct Answer:

LAN 

Question 38 0 out of 2 points

The most appropriate wireless networking standard for creating PANs is: Answer Selected Answer:

[None Given]

Correct Answer:

Bluetooth. 

Question 39 0 out of 2 points

The most common Web server today, controlling 46 percent of the market, is: Answer Selected Answer:

[None Given]

Correct Answer:

Apache HTTP Server. 

Question 40 0 out of 2 points

Bandwidth is the: Answer Selected

[None Given]

Answer: Correct Answer:



difference between the highest and lowest frequencies that can be accommodated on a single channel.

Question 41 0 out of 2 points

________ integrate(s) disparate channels for voice communications, data communications, instant messaging, e-mail, and electronic conferencing into a single experience. Answer Selected Answer:

[None Given]

Correct Answer:

Unified communications 

Question 42 0 out of 2 points

A network that covers entire geographical regions is most commonly referred to as a(n): Answer Selected Answer:

[None Given]

Correct Answer:

wide area network. 

Question 43 0 out of 2 points

In a bus network: Answer Selected Answer:

[None Given]

Correct Answer:

signals are broadcast in both directions to the entire network. 

Question 44 0 out of 2 points

Which of the following is the first generation of cellular systems suitable for wireless broadband Internet access? Answer Selected Answer:

[None Given]

Correct Answer:

3G 

Question 45 0 out of 2 points

________ work(s) by using radio waves to communicate with radio antennas placed within adjacent geographic areas. Answer Selected Answer:

[None Given]

Correct Answer:

Cell phones 

Question 46 0 out of 2 points

Web browser software requests Web pages from the Internet using which protocol? Answer Selected Answer:

[None Given]

Correct Answer:

HTTP 

Question 47 0 out of 2 points

The method of slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations is called: Answer Selected Answer:

[None Given]

Correct Answer:

packet switching. 

Question 48 0 out of 2 points

What technology allows people to have content pulled from Web sites and fed automatically to their computers? Answer Selected Answer:

[None Given]

Correct Answer:

RSS 

Question 49 0 out of 2 points

The most common Ethernet topology is: Answer Selected Answer:

[None Given]

Correct Answer:

bus. 

Question 50 0 out of 2 points

The device that acts as a connection point between computers and can filter and forward data to a specified destination is called a(n): Answer Selected Answer:

[None Given]

Correct Answer:

switch.