课程习题.docx
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课程习题.docx
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课程习题
chapter1
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
1
Themostessentialpartofaninformationsystem.
People
7
Coordinatescomputerresources.
OperatingSystem
10
Modifiessignalsforprocessing.
Modem
12
Datathathasbeenprocessedbythecomputer.
Information
13
Unprocessedfacts.
Data
14
Notebookcomputerthatacceptshandwritteninput..
TabletPC
Down
Num.
Clue
Answer
2
Usescomputerstobecomemoreproductive.
EndUser
3
Rulesorguidelinestofollowwhenusingsoftware,hardware,anddata.
Procedures
4
Createdbywordprocessors.
DocumentFiles
5
Specializedprogramsthatallowinputandoutputdevicestocommunicate.
DeviceDrivers
6
Createdbydatabasemanagementprograms.
DatabaseFiles
8
Thephysicalequipmentofamicrocomputer.
Hardware
9
Theworld’slargestcomputernetwork.
Internet
13
Providesstep-by-stepinstructionstothecomputer.
Software
Num
MultipleChoiceAnswers
MatchingAnswers
1
B
E
2
B
F
3
A
I
4
B
H
5
D
A
6
D
C
7
A
G
8
C
B
9
D
D
10
D
J
chapter2
CrosswordPuzzleAnswers:
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Num.
Clue
Answer
2
ProvideusersaconnectiontotheInternet.
ISP
3
Unwelcomee-mail.
Spam
5
ExploretheWeb.
Surf
7
Internetuploadinganddownloadingservice.
FTP
8
Stealscreditcardinformation.
Carder
9
Afile,suchasadocumentorworksheet,thatisattachedtoane-mailmessage.
Attachment
10
Involvesthesaleofaproducttoanotherbusiness.
B2B
13
ConnectiontoWebresources.
Link
15
Processoftransferringinformationfromaremotecomputertothecomputeroneisusing.
Download
Down
Num.
Clue
Answer
1
Thesitesthatasearchenginereturnsafterrunningakeywordsearch.
Hits
4
SpecialprogramwritteninJava.
Applet
5
Locatesinformationonline.
SearchEngine
6
LocationofWebresource.
URL
11
ProgramthatprovidesaccesstoWeb
Browser
12
Usedtoblockcertainsites.
Filter
14
Provideshigh-speedconnectionusingexistingtelephonelines.
DSL
Num
MultipleChoiceAnswers
MatchingAnswers
1
d
i
2
a
d
3
c
g
4
c
e
5
a
f
6
a
c
7
a
h
8
a
j
9
d
a
10
b
b
chapter3
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
4
Rectangularareathatcontainsmessages.
Window
5
Systemtoorganizeandretrievedata.
DBMS
8
Collectionofindividualapplications.
SoftwareSuite
10
Rearrangerecordsusingafield.
Sort
11
Formedbyintersectionofrowandcolumn.
Cell
14
Collectionofrelateddata.
Database
16
Flyer,report,newsletter,Webpage.
Document
17
Thesemakeupapresentation.
Slides
18
Questionorrequestfordatainadatabase.
Query
Down
Num.
Clue
Answer
1
Listofcommands.
Menu
2
RectangulargridofrowsandcolumnsusedinprogramslikeExcel.
Worksheet
3
Hasrecordsandfields.
Table
6
Controlsformatandplacementofslides.
MasterSlide
7
Requestsuserinput.
DialogBox
9
Movesinsertionpointtonextline.
WordWrap
12
Seriesofcells.
Range
13
Averticalblockofcellsonecellwide.
Column
15
Containbuttonsandmenus.
Toolbars
Num
MultipleChoiceAnswers
MatchingAnswers
1
D
J
2
D
A
3
B
C
4
D
H
5
D
B
6
A
D
7
B
I
8
B
E
9
C
G
10
D
F
chapter4
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
2
Usedtocreatereal-time3-Danimation.
VRML
4
Designtoolusedtoplanmultimediapresentations.
StoryBoard
6
EditingsoftwareusedtocreateMP3s.
ACID
8
AtypeofpersonalWebsitewherearticlesareregularlyposted.
BLog
9
Creatingasite.
Webauthoring
10
Representationofoverallsitedesign.
Graphicalmap
13
Imagerecordedasacollectionofobjects.
Vectorimage
15
WidelyusedtypeofWebanimation.
Flash
Down
Num.
Clue
Answer
1
Composedofthousandsofpixels.
Bitmapimage
3
Specialeffectthatblendsimagestogether.
Morphing
5
Userparticipation.
Interactivity
7
Allowsresponseslike“OK”and“Great!
”
FuzzyLogic
11
Dotsthatmakeupanimage.
Pixels
12
Connectionbetweenpagesinamultimediapresentation.
Link
14
Attempttodevelopcomputersthatmimichumansenses.
AI
Num
MultipleChoiceAnswers
MatchingAnswers
1
A
I
2
A
G
3
A
D
4
B
E
5
A
C
6
B
F
7
C
H
8
B
B
9
A
J
10
B
A
chapter5
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
5
Programthatmakescopiesoffilesincaseofdamageorloss.
Backup
6
Bootthatoccurswhenthecomputerisalreadyon.
Warmboot
8
Combinationofseveralutilityprogramsinonepackage.
UtilitySuite
9
Allowscommunicationbetweendevicesandtheoperatingsystem.
Driver
11
Concentricringsonadisk.
Tracks
12
Usedtocontrolandcoordinatenetworkedcomputers.
NOS
Down
Num.
Clue
Answer
1
Locationtostorerelatedfiles.
Folder
2
Computerthatcoordinatesallcommunicationbetweenothercomputers.
Networkserver
3
Usesgraphicalelementstocommunicatewiththeoperatingsystem.
GUI
4
Broken-upfilestoredindifferentsectors.
Fragmented
5
Startingorrestartingacomputer.
Booting
7
Operatingsystemwithover80percentofthemarket.
Windows
10
Graphicobjectsonthedesktopusedtorepresentprogramsandotherfiles.
Icons
Num
MultipleChoiceAnswers
MatchingAnswers
1
C
J
2
D
D
3
C
F
4
A
B
5
A
G
6
C
H
7
B
A
8
B
E
9
A
I
10
C
C
chapter6
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
6
Assistswiththeinstallationofexpansioncards.
PlugandPlay
8
Memorywhichimprovesprocessingbyactingasatemporaryhigh-speedholdingareabetweenmemoryandtheCPU.
Cache
10
Controlsthespeedofoperations.
SystemClock
Down
Num.
Clue
Answer
1
PartofamicrocomputerthatcontainstheCPU.
SystemUnit
2
Controlsandmanipulatesdatatoproduceinformation.
Microprocessor
3
Thenumberofbitsthatcanbeaccessedbythemicroprocessoratonetime.
Word
4
Holdingareafordata,instructions,andinformation.
Memory
5
Usedtoconnectexternaldevicestosystemunitviaports.
Cable
7
Unitconsistingofeightbits.
Byte
9
Mostwidelyusedmicroprocessorbinarycodingscheme.
ASCII
Num
MultipleChoiceAnswers
MatchingAnswers
1
D
J
2
B
A
3
C
C
4
B
H
5
B
G
6
A
I
7
A
D
8
C
E
9
B
F
10
C
B
chapter7
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
6
Usedtogrademultiplechoiceexams.
OMR
9
SpecializeddigitalcamerathatbroadcastsimagesovertheInternet.
WebCam
10
Recordsimagesdigitallyonadisk.
Digitalcamera
13
Mostpopularinputdeviceusedforcomputergames.
Joystick
14
DeliversmuchclearerpicturethanregularTV.
HDTV
16
Resolutionisexpressedasamatrixofthesedots.
Pixel
17
Keyboardthatrollsupforstorageandtransport.
Flexible
Down
Num.
Clue
Answer
1
Thedistancebetweeneachpixel.
Dotpitch
2
Mostcommonlyusedwaytoinputdata.
Keyboard
3
Buttonrotatedtoscrollthroughinformationdisplayedonthemonitor.
WheelButton
4
Mostwidelyusedtypeofmouse.
Mechanical
5
Typeofterminalthatdoesnoprocessing.
Dumb
7
Numberoftimesascreenisredrawneachsecond.
Refreshrate
8
Measureofresolution.
dpi
11
Keysthatturnfeaturesonandoff.
Toggle
12
Translatesprocessedinformationintohardcopy.
Printer
15
Barcodesystemusedinsupermarkets.
UPC
Num
MultipleChoiceAnswers
MatchingAnswers
1
A
I
2
B
E
3
A
F
4
B
J
5
D
A
6
A
B
7
D
G
8
C
D
9
D
C
10
B
H
chapter8
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
5
Improveshard-diskperformancebyanticipatingdataneeds.
Diskcaching
6
Web-basedstorage.
Internetdrive
7
Invisiblewedge-shapeddivisionofatrack.
Sector
8
Portableandremovablestoragedevice.
Floppy
10
Runsthrougheachtrackofastackofplatters.
Cylinder
11
Howtightlythebitscanbepackednexttoeachother.
Density
Down
Num.
Clue
Answer
1
Ringofconcentriccircleswithoutvisiblegrooves.
Track
2
Groupeddiskdrivestreatedasoneharddiskbythecomputersystem.
RAID
3
Measurestheamountoftimerequiredtoretrievedata.
Accesstime
4
Represent1sand0s.
Pitsandlands
9
Diskwith500timesthestorageasastandardfloppy.
Zip
Num
MultipleChoiceAnswers
MatchingAnswers
1
A
G
2
A
A
3
C
J
4
A
I
5
C
D
6
A
B
7
C
H
8
D
C
9
D
F
10
C
E
chapter9
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
5
Interpretsandroutsincomingradiofrequencies.
Basestation
7
Continuouselectronicwaves.
Analog
9
Configurationofanetwork.
topology
10
Networkinterfacecard.
NIC
11
Transferspeedortransferrate.
bps
12
Shortrangewirelesscommunicationstandard.
bluetooth
14
Measurementofthewidthofthecommunicationchannel.
bandwidth
Down
Num.
Clue
Answer
1
Nodethatrequestsandusesresourcesavailablefromothernodes.
client
2
Eachdeviceinthenetworkhandlesitsowncommunications.
Busnetwork
3
DevicethatallowslinksbetweenLANs.
Networkgateway
4
Processthatconvertsdigitaltoanalog.
modulation
6
PiecesofamessagesentovertheInternet.
packets
8
Globalpositioningsystem.
GPS
13
Anydevicethatisconnectedtoanetwork.
node
15
Usesexistingtelephonelinestoprovidehigh-speedconnections.
DSL
16
Centralnodeforothernodes.
hub
Num
MultipleChoiceAnswers
MatchingAnswers
1
C
G
2
B
B
3
A
A
4
D
I
5
C
H
6
D
E
7
B
C
8
B
J
9
D
D
10
D
F
chapter10
CrosswordPuzzleAnswers:
Across
Num.
Clue
Answer
3
Malicioussoftware
Malware
6
Programthatrecordskeystrokesandactivities
Keystrokelogger
7
Usedtorec
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