MIS Chapter 4

Submit

2. The Internet can be used to broadcast group meetings using presentation software and videoconferencing equipment.

True

False

3. The rate at which data is exchanged over a communications channel is usually measured in bits per second.

True

False

4. Servers can be computers of all sizes.

True

False

5. Wireless application protocol (WAP) is used to connect cell phones and other devices to the Internet.

True

False

6. 3G wireless communication was developed by the International Telecommunications Union (ITU) who set out to establish a single standard for cellular networks in 1999.

True

False

7. A drawback of ADSL is that the farther the subscriber is from the local telephone office, the poorer the signal quality and the slower the transmission speed.

True

False

8. With a Wi-Fi wireless network, the user’s computer, smartphone, or personal digital assistant has a wireless adapter that translates data into a radio signal and transmits it using an antenna.

True

False

9. A ____ is a facility that enables two or more people to engage in interactive “conversations” over the Internet.

Chat room

Web log

Podcast

Bot

10. Most VPNs are built and run by ISPs.

True

False

Submit

12. A(n) ____ is an internal corporate network built using Internet and World Wide Web standards and products.

Backbone

Intranet

ISP

Extranet

Submit

14. Each computer on the Internet has an assigned address, called its ____, to identify it to other hosts.

ARPANET

IP

URL

ISP

15. The ____ is a collection of tens of millions of server computers that work together as one in an Internet service using hyperlink technology to provide information to billions of users.

URL

WWW

ISP

HTML

16. ADSL does not require an additional phone line but provides “always-on” Internet access.

True

False

17. A ____ is an Internet site that matches buyers and sellers.

Web auction

Blog

Bot

RSS

18. ____ enable geographically separated workgroups to share documents and opinions, which fosters teamwork, innovative ideas, and new business strategies.

Communications protocols

Applets

Networks

HTML tags

Submit

20. VPNs are insecure connections between two points on the Internet.

True

False

21. A network that connects computer systems and devices within a small area such as an office, home, or several floors in a building is a ____.

Metropolitan area network

Personal area network

Wide area network

Local area network

22. ____ is a method for transferring multimedia files, radio broadcasts, and other content over the Internet so that the data stream of voice and pictures plays more or less continuously, without a break, or with very few breaks.

VoIP

Contemt Streaming

Tunneling

RSS

Submit

24. Social networking enables users to browse large files in real time.

True

False

25. Current Wi-Fi access points have a maximum range of about 100 feet outdoors and 300 feet within a dry-walled building.

True

False

26. A ____ is any material substance that carries an electronic signal to support communications between a sending and receiving device.

Bandwidth

Telecommunications medium

Broadband

Narrowband

27. A(n) ____ is any company that provides people and organizations with access to the Internet.

ARPANET

IP

URL

ISP

28. ____ is the process by which VPNs transfer information by encapsulating traffic in IP packets over the Internet.

Downloading

Streaming

Tunneling

Blogging

Submit

32. The narrower the bandwidth, the more information can be exchanged at one time.

True

False

33. Cable modem provides a dedicated connection from each user to the phone company’s local office, so the performance does not decrease as new users are added.

True

False

Submit

35. ____ is a communication standard that enables traffic to be routed from one network to another as needed.

ARPANET

IP

URL

ISP

36. Wi-Fi enables users of multifunctional devices to synchronize with information in a desktop computer, send or receive faxes, print, and, in general, coordinate all mobile and fixed computer devices.

True

False