Exam 6: The Internet

One of the most common ways of gaining unauthorized access to a network is by looking for open ports.

A(n)____________________ IP address is a non-routable IP address that can be used within a LAN,but not for Internet data transport.

____ technologies support digital transmission for both voice and data.

Google Apps provides a glimpse of what gridcomputing has to offer for productivity applications._________________________

The average "survival time" for an unprotected computer to remain uncompromised is only ____.

A domain name ends with an extension that indicates its top-leveldomain._________________________

A communications protocol that provides Internet access from handheld devices is ____.

The big bonus of portable WiMAX is that you use the same Internet service provider whether you are at home or on the road._________________________

-In the accompanying figure,the type of signal represented by B is a(n)____.

A DSL ____________________ prevents voiceband signals from interfering with DSL signals.

With BitTorrent,as more computers request the file,they become part of a ____ that uses peer-to-peer technology to exchange file pieces with each other.

You must pay for a domain name.

The octets in an IP address correspond to a ____.

Cloud computing is the term given to analyzing cloud patterns and,with the help of the computer,predicting the weather.

Cable signals are not particularly vulnerable to environmental interference.

DNS cache ____ has been used by governments to keep citizens away from Web sites that supply politically or culturally inflammatory information.

All IP addresses are static.

MATCHING Identify the letter of the choice that best matches the phrase or definition. -Provides the main routes for data traffic across the Internet

____ is a file sharing protocol that distributes the role of the file server across a collection of dispersed computers.

The Internet began with a project called ____.