Intro to Computer Science Chapter 5&6
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The .mobi TLD used by sites that are optimized for mobile devices.
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True
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The world-wide database of domain names corresponding IP addresses is called the Doman Name System.
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True
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Servers that host part of the Domain Name System are called domain name servers,or DNS servers.
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True
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File-sharing sites like Youtube and Flickr let you post and share photos,music, and other media.
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True
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Sites that let you access your email account from public computers like the ones in the library are called file-sharing sites.
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False
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Some sites on the internet have the same IP address.
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False
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banner ad
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An advertisement that is typically embedded at the top of a Web page.
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animation
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Displaying a sequence of still images to create illusion of motion
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helper application
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Software that you need to download ,such as an add-on, a plug-in , or a player.
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vector
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Graphics that uses mathematical formulas instead of pixels and maintain the same quality on all screens.
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script
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A series of program instructions embedded directly into HTML code for a web page ,used to make a Web page interactive.
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Web Master
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This person can manually submit a URL to a search engine.
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meta keywords
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These are descriptive data and words entered into the header section of a Web page when it's created.
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hits
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A search engine returns a list of these,which are links to Web Pages that match your search criteria.
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search sites
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A Web site like www.google.com that is designed specifically to help you find information on the Web.
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search engine
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A Web crawler, an indexer,a database, and a query processor are all componets of this.
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Dictionary.com
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Example of Web app referred to as online reference software.
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cloud,online
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Words that refer to storage on the Internet.
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One Drive
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A host site that provides Microsoft Office Web apps and cloud storage.
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productivity apps
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Web apps help you accomplish specific tasks such as creating a document or prsnetation.
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Google Earth
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A mapping application that might require you to download additional software.
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Private browsing
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Mode for surfing the Web without leaving history, temporary Internet files, or cookies.
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pharming
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Hacking a server to re-route traffic to a fake Web site to obtain your personal information.
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history
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The list of Web pages your browser maintains of Web visits during a specific period of time.
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microbrowser
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Used to access Web pages on your mobile computing device, and specially designed for small screens.
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cookie
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Small text file that a Web page stores on your computer to iindentify you.
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World Wide Web
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A collection of millions of Websites.
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Web site
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A collection of related Web pages connected by hyperlinks.
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Mosiac
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The first graphical Web Browser released in 1993.
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Web Page
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A Hypertext Markup language (HTML) document.
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Text messaging
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Another term for Short Message Service(SMS), messages less than 160 charcters sent via cellular network.
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virus protection
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Software that scans incoming messages and programs to protect your computer.
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disk defragmenter
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Reorganizes the data on a magnetic hard drive so that you can access files more quickly.
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adware
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Displays unsolicited advertisements in banners or pop-up windows.
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Recycle Bin
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Not emptying this lets files remain on your computer and take up space.
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disk cleanup utility
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Removes unused files like temporary internet files from your hard drive.
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sleeves
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Used to store DVD backup discs to protect from scratches and dirt.
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paper
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Store this in a dry area, humidity can cause it to stick and then jam during printing.
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solid state
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Drivers that have no moving parts and are less likely to be damaged by dirt and impact,but still cared for.
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alcohol and water
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Cleaning product specifically meant for computer screens.
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memory cards
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Stored in their cases when not in digital cameras.
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air
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Keep a can of compressed ___ near your work area, and use it to clean dust off your keyboard or pointing device.
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power
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You can avoid data loss by installing an uninterruptible______ supply (UPS) to prevent power loss to your computer in the event of a power outage.
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surge suppressor
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To prevent power fluctuations from damaging electronic componets,you should always use a _______ with your computer.
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magnets
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_______will affect the data on older storage technology such as floppy disks, but are no danger to newer systems that yse solid- state technology.
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cool
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Because electronics need to stay _______ computers have built-in systems to keep computers from overheating.
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Desktop Computer
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Computing hardware that is not very portable,but highly functional,perhaps used by a graphic designer creating a logo using complex graphics software,printer, and digital camera add-ons.
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Operating system
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Platform that coordinates the functions of various hardware components and determines the types and brands of application software you can use.
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Peripheral
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Devices that can be attached to a computer to extend the computer's functionality,such as adding printing or video capabilities.
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Laptop
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Computing devices that is highly functional and portable,likely to be used by a traveling salesperson who constantly needs to update a database after client visits.
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Convertible computers
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Device with a detachable keyboard that can convert to a tablet for mobility.
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Your computer should be password protected.
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True
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With cloud storage, you can retrieve your data anytime from anywhere in the world.
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True
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Firewalls inspect data transmitted between a computer and external recipients to prevent unsolicited data exchanges.
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True
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There is no way to track your smartphone once it is lost.
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False
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A thief must physically steal your computer to gain access to its files and data.
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False
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Your best protection aginst losing your data is to backup your files to your hard drive.
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False
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Make sure the paper tray has paper before sending documents to print.
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DO
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Use compressed air to remove dust and other particles from your keyboard.
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DO
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Check to see that your computer and devices are plugged in.
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DO
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Run the Optimize Drivers feature to maximize free space on your hard drive.
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DO
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Call a technician right away if your computer doesn't start.
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DON'T
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Turn off your router or modem before connecting to the Internet.
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DON'T
