Exam 6: The Internet

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

A ____ is a device that connects a computer to a telephone line and converts computer data signals into signals compatible with DSL.

-The accompanying figure is a screenshot of FileZilla,in which the ____ file will go to the location pointed to by box B.

Tom is currently using dial-up for his Internet connection but he believes it is too slow for his needs and ties up his phone line. He is looking for an alternative and has come to you for help. -Tom wants to know which Internet access is the fastest.You tell him ____.

Cable signals are not particularly vulnerable to environmental interference.

MATCHING Identify the letter of the choice that best matches the phrase or definition. -An Internet utility that sends a signal to a specific Internet address and waits for a reply

Sending computer data over a ____ system required a voiceband modem to convert digital data into audible signals.

The use of automated software to locate computers that are vulnerable to unauthorized access is a port ____.

Technical management of the Internet's Domain Name System is coordinated by ____.

One important security precaution when connecting your computer to public networks is to install a(n)____.

The disadvantages of WAP-enabled devices include their high price.

A high-speed,digital,always-on,Internet access technology that runs over standard phone lines is ____________________.

The process your router uses to keep track of packets and their corresponding private or public IP addresses is network address ____________________.

____ computing depends on a grid of servers,storage devices,and protocols that offer Internet-accessible computing services ranging from consumer-level media sharing to office productivity applications and complex corporate data processing.

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.

A company that offers Internet access to individuals is a(n)____________________.

Most messaging is based on a client/server technology._________________________

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

Portable Internet access includes all of the following EXCEPT ____.

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