课程习题Word文件下载.docx

课程习题Word文件下载.docx

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4

Createdbywordprocessors.

DocumentFiles

5

Specializedprogramsthatallowinputandoutputdevicestocommunicate.

DeviceDrivers

6

Createdbydatabasemanagementprograms.

DatabaseFiles

8

Thephysicalequipmentofamicrocomputer.

Hardware

9

Theworld’slargestcomputernetwork.

Internet

Providesstep-by-stepinstructionstothecomputer.

Software

Num

MultipleChoiceAnswers

MatchingAnswers

B

E

F

A

I

H

D

A

C

G

C

B

D

J

chapter2

ProvideusersaconnectiontotheInternet.

ISP

Unwelcomee-mail.

Spam

ExploretheWeb.

Surf

Internetuploadinganddownloadingservice.

FTP

Stealscreditcardinformation.

Carder

Afile,suchasadocumentorworksheet,thatisattachedtoane-mailmessage.

Attachment

Involvesthesaleofaproducttoanotherbusiness.

B2B

ConnectiontoWebresources.

Link

15

Processoftransferringinformationfromaremotecomputertothecomputeroneisusing.

Download

Thesitesthatasearchenginereturnsafterrunningakeywordsearch.

Hits

SpecialprogramwritteninJava.

Applet

Locatesinformationonline.

SearchEngine

LocationofWebresource.

URL

11

ProgramthatprovidesaccesstoWeb

Browser

Usedtoblockcertainsites.

Filter

Provideshigh-speedconnectionusingexistingtelephonelines.

DSL

d

i

a

c

g

e

f

h

j

b

chapter3

Rectangularareathatcontainsmessages.

Window

Systemtoorganizeandretrievedata.

DBMS

Collectionofindividualapplications.

SoftwareSuite

Rearrangerecordsusingafield.

Sort

Formedbyintersectionofrowandcolumn.

Cell

Collectionofrelateddata.

Database

16

Flyer,report,newsletter,Webpage.

Document

17

Thesemakeupapresentation.

Slides

18

Questionorrequestfordatainadatabase.

Query

Listofcommands.

Menu

RectangulargridofrowsandcolumnsusedinprogramslikeExcel.

Worksheet

Hasrecordsandfields.

Table

Controlsformatandplacementofslides.

MasterSlide

Requestsuserinput.

DialogBox

Movesinsertionpointtonextline.

WordWrap

Seriesofcells.

Range

Averticalblockofcellsonecellwide.

Column

Containbuttonsandmenus.

Toolbars

J

E

chapter4

Usedtocreatereal-time3-Danimation.

VRML

Designtoolusedtoplanmultimediapresentations.

StoryBoard

EditingsoftwareusedtocreateMP3s.

ACID

AtypeofpersonalWebsitewherearticlesareregularlyposted.

BLog

Creatingasite.

Webauthoring

Representationofoverallsitedesign.

Graphicalmap

Imagerecordedasacollectionofobjects.

Vectorimage

WidelyusedtypeofWebanimation.

Flash

Composedofthousandsofpixels.

Bitmapimage

Specialeffectthatblendsimagestogether.

Morphing

Userparticipation.

Interactivity

Allowsresponseslike“OK”and“Great!

”

FuzzyLogic

Dotsthatmakeupanimage.

Pixels

Connectionbetweenpagesinamultimediapresentation.

Attempttodevelopcomputersthatmimichumansenses.

AI

chapter5

Programthatmakescopiesoffilesincaseofdamageorloss.

Backup

Bootthatoccurswhenthecomputerisalreadyon.

Warmboot

Combinationofseveralutilityprogramsinonepackage.

UtilitySuite

Allowscommunicationbetweendevicesandtheoperatingsystem.

Driver

Concentricringsonadisk.

Tracks

Usedtocontrolandcoordinatenetworkedcomputers.

NOS

Locationtostorerelatedfiles.

Folder

Computerthatcoordinatesallcommunicationbetweenothercomputers.

Networkserver

Usesgraphicalelementstocommunicatewiththeoperatingsystem.

GUI

Broken-upfilestoredindifferentsectors.

Fragmented

Startingorrestartingacomputer.

Booting

Operatingsystemwithover80percentofthemarket.

Windows

Graphicobjectsonthedesktopusedtorepresentprogramsandotherfiles.

Icons

chapter6

Assistswiththeinstallationofexpansioncards.

PlugandPlay

Memorywhichimprovesprocessingbyactingasatemporaryhigh-speedholdingareabetweenmemoryandtheCPU.

Cache

Controlsthespeedofoperations.

SystemClock

PartofamicrocomputerthatcontainstheCPU.

SystemUnit

Controlsandmanipulatesdatatoproduceinformation.

Microprocessor

Thenumberofbitsthatcanbeaccessedbythemicroprocessoratonetime.

Word

Holdingareafordata,instructions,andinformation.

Memory

Usedtoconnectexternaldevicestosystemunitviaports.

Cable

Unitconsistingofeightbits.

Byte

Mostwidelyusedmicroprocessorbinarycodingscheme.

ASCII

chapter7

Usedtogrademultiplechoiceexams.

OMR

SpecializeddigitalcamerathatbroadcastsimagesovertheInternet.

WebCam

Recordsimagesdigitallyonadisk.

Digitalcamera

Mostpopularinputdeviceusedforcomputergames.

Joystick

DeliversmuchclearerpicturethanregularTV.

HDTV

Resolutionisexpressedasamatrixofthesedots.

Pixel

Keyboardthatrollsupforstorageandtransport.

Flexible

Thedistancebetweeneachpixel.

Dotpitch

Mostcommonlyusedwaytoinputdata.

Keyboard

Buttonrotatedtoscrollthroughinformationdisplayedonthemonitor.

WheelButton

Mostwidelyusedtypeofmouse.

Mechanical

Typeofterminalthatdoesnoprocessing.

Dumb

Numberoftimesascreenisredrawneachsecond.

Refreshrate

Measureofresolution.

dpi

Keysthatturnfeaturesonandoff.

Toggle

Translatesprocessedinformationintohardcopy.

Printer

Barcodesystemusedinsupermarkets.

UPC

chapter8

Improveshard-diskperformancebyanticipatingdataneeds.

Diskcaching

Web-basedstorage.

Internetdrive

Invisiblewedge-shapeddivisionofatrack.

Sector

Portableandremovablestoragedevice.

Floppy

Runsthrougheachtrackofastackofplatters.

Cylinder

Howtightlythebitscanbepackednexttoeachother.

Density

Ringofconcentriccircleswithoutvisiblegrooves.

Track

Groupeddiskdrivestreatedasoneharddiskbythecomputersystem.

RAID

Measurestheamountoftimerequiredtoretrievedata.

Accesstime

Represent1sand0s.

Pitsandlands

Diskwith500timesthestorageasastandardfloppy.

Zip

chapter9

Interpretsandroutsincomingradiofrequencies.

Basestation

Continuouselectronicwaves.

Analog

Configurationofanetwork.

topology

Networkinterfacecard.

NIC

Transferspeedortransferrate.

bps

Shortrangewirelesscommunicationstandard.

bluetooth

Measurementofthewidthofthecommunicationchannel.

bandwidth

Nodethatrequestsandusesresourcesavailablefromothernodes.

client

Eachdeviceinthenetworkhandlesitsowncommunications.

Busnetwork

DevicethatallowslinksbetweenLANs.

Networkgateway

Processthatconvertsdigitaltoanalog.

modulation

PiecesofamessagesentovertheInternet.

packets

Globalpositioningsystem.

GPS

Anydevicethatisconnectedtoanetwork.

node

Usesexistingtelephonelinestoprovidehigh-speedconnections.

Centralnodeforothernodes.

hub

chapter10

Malicioussoftware

Malware

Programthatrecordskeystrokesandactivities

Keystrokelogger

Usedtorec