Exam 6: The Internet

____ is a 3.5G technology with theoretical maximum speeds in excess of 5 Mbps.

A(n) ____________________ address is a series of numbers, such as 204.127.55.001.

Portable satellite service is a good match for people on tight budgets.

A(n) ____ modem is a device that changes a computer's signals into a form that can travel over cable TV links.

A(n) ____________________ can be described as a virtual device because it is not a physical circuit or mechanism, but rather a conceptual or abstract concept that allows a computer to perform more than one type of service.

Critical Thinking questions (Multiple Choice) What is the average survival time for an unprotected computer to remain uncompromised on the Internet?

Explain how to secure the ports on your computer.

If cable Internet service is not available, or proves slower or less dependable than expected, the next choice would be dial-up or ISDN service, if available.

What can happen as the result of an intrusion?

Case Based Critical Thinking Questions Case 1 Claire and her sisters Diane, Barbara, and Jennifer are each trying to determine the best Internet connection for their PCs. Jennifer works a lot with video and is looking for the shortest possible download time for a 72 MB file, for example. What is the best option for her?

First-generation cellular data technology is digital and offers few features beyond voice communications.

____ breaks a message or file into packets.

The installation cost of a dial-up Internet connection runs about $25.

A(n) cable modem is a device that changes a computer's signals into a form that can travel over cable TV links.

An FTP ____________________ offers an easy-to-use interface for accessing FTP servers.

If your home has only one CATV cable outlet, you need to use a ____ to link your cable modem and cable set-top box.

Group messaging communications are referred to as ____.