LinkYou click a ____ to go from on Web page to another.
networksThe Internet connects millions of computers connected through millions of ____ worldwide.
e-commerceBuying and selling products via electronic channels such as the Internet is called ___.
VoIPYou use ____ when your telephone calls travel over the Internet instead of using traditional phone systems.
cloud computingWith ____ you can access storage and applications over the Internet.
desktop computerComputing 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
convertible computerdevice with a detachable keyboard that can convert to a tablet for mobility
laptopcomputing device that is highly functional and very portable, likely to be used by a traveling salesperson who constantly needs to update a database after client visits
operating systemplatform that coordinates the functions of various hardware components and determines the types and brands of application software you can use
peripheralDevice that can be attached to a computer to extend the computer’s functionality, such as adding printing or video capabilities
storage deviceA component, internal or external, that stores information and flies permanently for future use
tabletDevice often used for online applications such as web browsing or email, but not great for creating complex spreadsheets
Random Access Memory (RAM)Temporary storage used to store data and run programs (including your operating system) while your machine is running
peripheralAn add-on device that extends a computer’s functionality; for example, by adding printing, scanning, or video capturing capabilities
laptop computerComputing device that is more expensive than a desktop, but highly functional and very portable, likely to be used by a traveling salesperson who constantly needs to update a database on the road
NICComputers need this hardware to connect to a network
ISPCompany that offers Internet access to individuals and businesses
PANBluetooth is a technology often used in this type of network
routerThis device connects two or more networks and directs the flow of information along the network
peer-to-peerNetwork technology best suited to networks of ten or fewer computers
NICYour computer needs a(n) ___ to access a network
Network StandardsBluetooth, 3G, and WiMAX are examples of ___.
WiFiWireless LANs and public hotspots use ___ technology to connect to the Internet.
HomePNA____ allows computers to be networked through ordinary telephone wires.
LTE____is a newer standard for cell network communications
3rdDEC minicomputer
1stCOLOSSUS
4thPersonal Computer
2ndIBM 1401
flat panelMany display devices are ___ monitors.
projectorA ___ lets you display computer output on a wall.
hard copyPrinters produce ___ output.
voice synthesizerA ___ is an audio output device that converts texts to speech.
soft copyDisplays produce ___ output.
dragmove an object on the screen
gestureuse your fingers to zoom the display
double clickissue a command
clickselect an object on the screen
right clickdisplay a shortcut menu
2a word-processing document of 500 words and with an illustration
3a 5-minute audio file
1a word processing document of 500 words and no illustration
5a full length movie
4a 5-minute video file
RAM, DRAMVolatile
ROM, EEPROM, flash, BIOSNonvolatile
external hard driveComplete PC backup
internal hard driveOperating system and application software
DVD or BD disksfull length movie
tape drivecorporate data backup
USB flash drivea few files to be transferred from one computer to another
localApplications that are installed on your computer’s hard drive
mobileApplications that run on smartphones and tablet computers
Web-basedApplications that you access over the Internet
portableApplications that are stored on and run from removable storage devices like CDs, DVDs, or flash drives
font sizewhat you need to change to make words appear bigger on the page
font typethis defines what text characters look like
alignmentthe document formatting feature you use to make paragraphs line up with the left side of the page
line spacingyou adjust this to control the amount of white space in between rows of text
text effectshadowing and reflection are examples of this
labeltext that describes the contents of another cell or cells in a worksheet
rangea group of adjacent or nonadjacent cells
name boxthe park of a worksheet that displays the cell address of the active cell
formulaan equation that performs a calculation to generate a value
cellthe intersection of a single row and column in a worksheet
recordall of the fields for a single database entity
forma data entry tool you use to input data into a database
viewthe display format that you choose when working with a database object on the screen
tablea collection of records
querya data retrieval tool that finds specifies data within a database
busAn electronic channel that transfers data in multiple directions
cyclethe smallest unit of time a processor can measure
processor clocksets the speed at which the CPU executes instructions
CPUthe ” brain” of a computer
ALUperforms arithmetic and logic functions in the CPU
processora complex integrated circuit consisting of millions of electronic parts
cacheHigh-speed, easily accessible storage space used by the CPU
benchmarkA test to determine processor speed
coreThe number of these in a CPU help determine processor performance
bitsBus width is measured in these
embeddedelectronic devices such as card readers use ____ operating systems
networka server, also called a(n) ____, operating system is a multiuser operating system because it controls a central computer that can support many users
mobilea(n) ____ operating system has features similar to a desktop operating system, but is simpler and significantly smaller
multipurposeUNIX is called a(n) ___ operating system because it can run on a desktop PC or a server
personal or desktopOperating systems installed on a single computer are called ____ operating systems
virtual memoryPart of the hard drive that the operating system uses as additional RAM
memory managementa key task that operating systems perform to use RAM efficiently
parallel processinga processing technique an operating system uses to divide one task among many processors
multithreadinga processing technique an operating system uses to process many parts of a single program
multiprocessinga processing technique an operating system can use if the computer has many processors
device letterwhat windows and linux use to identify each storage device on a computer
extensionpart of a file name that usually reflects the file format
executabletype of file containing instructions that tell your computer how to perform specific tasks
nativethe file format that an application can always open
filea name collection of data on a storage medium such as a hard disk, CD, DVD, or USB flash drive
formatfile ___ refers to the organization and layout of data in a file
read onlya(n) ___ cannot be modified or deleted
extensionMost file names include a(n) ___ a short identifier separated from the main part of the file name by a dot
file sizeThe ___ property is sometimes indicated in kilobytes or megabytes
back upa(n) ___ is a special type of file that allows you to restore data to the original storage location
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