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CHAPTER 1:
COMPUTER CURRENTS AND INTERNET WAVES
Multiple Choice:
1. The early machine that could be programmed with punched cards to carry out repetitive calculations was
known as a(n):
A. Analytical Engine.
B. Dierence Engine.
!. !"#.
D. Electron Engine.
Anse!: A Re"e!ence: !omputing Beore !omputers Di""icult#: $oderate
$. All computers take in inormation which% in computer terminology% is known as:
A. input.
B. sotcopy.
!. processing.
D. !"# data.
Anse!: A Re"e!ence: The &normation'"rocessing $achine Di""icult#: Easy
%. utput is:
A. inormation that computers take in.
B. not available through most computer systems.
!. inormation that computers give out.
D. the source inormation that enters a computer system.
Anse!: ! Re"e!ence: The &normation'"rocessing $achine Di""icult#: Easy
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!hapter : !omputer !urrents and &nternet /aves
&. $odern computers are general'purpose tools% not speciali0ed devices. 111111111111 are primarily
responsible or this diversity.
A. -ardware devices
B. 2otware programs
!. &nput devices
D. !hanges in hardware eatures
Anse!: B Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
'. /hat controls the process o what happens to the input that enters the computer until it becomes output3
A. Data
B. The peripheral devices
!. -ardware
D. 2otware
Anse!: D Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
(. The physical components o the computer are known as:
A. sotware.
B. keyboard.
!. hardware.
D. data.
Anse!: ! Re"e!ence: The &normation'"rocessing $achine Di""icult#: Easy
). Two computer terms that are synonymous and used interchangeably are:
A. hardware and irmware.
B. data and output.
!. keyboard and mouse.
D. sotware and programs.
Anse!: D Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
*. The real power% le4ibility% and unctionality o a computer is in the:
A. sotware.
B. !"#.
!. hardware.
D. data.
Anse!: A Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
+. /hen a user writes a term paper on a computer% a(n) 111111111111 is controlling what the hardware does.
A. irmware program
B. sotware program
!. hardware device
D. input device
Anse!: B Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
1,. The irst computers were designed to:
A. perorm repetitive calculations and tasks.
B. compose music.
!. use punch cards.
D. assist the #.2. government with deense.
Anse!: A Re"e!ence: The 5irst 6eal !omputers Di""icult#: !hallenging
11. The irst general'purpose commercial computer was known as the:
A. #7&8A! &.
B. E7&A!.
!. Dierence Engine.
D. Analytical Engine.
Anse!: A Re"e!ence: The 5irst 6eal !omputers Di""icult#: !hallenging
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!hapter : !omputer !urrents and &nternet /aves
1$. &n the late ;+s and <+s% what invention helped computers become more widely used by businesses% as
well as in science and engineering3
A. Transistors
B. 8acuum tubes
!. !"#=s
D. 6A$
Anse!: A Re"e!ence: Evolution and Acceleration Di""icult#: !hallenging
1%. /hat invention% developed in ;>% replaced vacuum tubes3
A. 2ilicon waers
B. Transistors
!. The !"#
D. 6A$
Anse!: B Re"e!ence: Evolution and Acceleration Di""icult#: !hallenging
1&. Due to a need or smaller and more powerul computers% the 11111111111 was invented and replaced the
transistor'based computers by the mid',+s.
A. keyboard
B. 6A$ chip
!. vacuum tube
D. integrated circuit
Anse!: D Re"e!ence: Evolution and Acceleration Di""icult#: !hallenging
1'. The name o the rule or law that predicted the power o silicon chips (the !"#) would double about every
> months is:
A. the !"# doubling rule.
B. $oore=s ?aw.
!. the &ntel ?aw.
D. 2mith=s ?aw.
Anse!: B Re"e!ence: Evolution and Acceleration Di""icult#: !hallenging
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!hapter : !omputer !urrents and &nternet /aves
1(. The invention o the 11111111111 has had the greatest impact on computers.
A. !"#
B. 6A$ chip
!. microprocessor
D. monitor
Anse!: ! Re"e!ence: The $icrocomputer 6evolution Di""icult#: $oderate
1). 111111111111 developed the microprocessor.
A. &ntel
B. &B$
!. $icrosot
D. Apple
Anse!: A Re"e!ence: The $icrocomputer 6evolution Di""icult#: $oderate
1*. The 2ilicon 8alley% where numerous microprocessor manuacturing companies are located% is in:
A. regon.
B. !aliornia.
!. Te4as.
D. /ashington.
Anse!: B Re"e!ence: The $icrocomputer 6evolution Di""icult#: Easy
1+. "! stands or:
A. personal comprehension.
B. personal computing.
!. personal computer.
D. personal calculations.
Anse!: ! Re"e!ence: The $icrocomputer 6evolution Di""icult#: Easy
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!hapter : !omputer !urrents and &nternet /aves
$,. !omputers that once occupied ull rooms% but are now appro4imately the si0e o a rerigerator% are used by
large organi0ations and known as:
A. terminals.
B. personal computers.
!. mainrame computers.
D. supercomputers.
Anse!: ! Re"e!ence: $ainrames and 2upercomputers Di""icult#: $oderate
$1. The communication process between a mainrame and several users simultaneously is known as:
A. timesharing.
B. networking.
!. serving.
D. processing.
Anse!: A Re"e!ence: $ainrames and 2upercomputers Di""icult#: $oderate
$$. A keyboard and screen that has little% i any% local processing power is known as a:
A. supercomputer.
B. mainrame computer.
!. timesharing device.
D. terminal.
Anse!: D Re"e!ence: $ainrames and 2upercomputers Di""icult#: $oderate
$%. 2upercomputers:
A. are smaller in si0e and processing capability than mainrame computers.
B. are common in the ma@ority o #.2. households.
!. contain thousands o microprocessors.
D. are rarely used by researchers due to their lack o computing capacity.
Anse!: ! Re"e!ence: $ainrames and 2upercomputers Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
$&. /hat is a computer that provides sotware and other resources to computers over a network3
A. 2erver
B. /orkstation
!. $ainrame
D. 2upercomputer
Anse!: A Re"e!ence: 2ervers% /orkstations% and "!s Di""icult#: $oderate
$'. /hen a user has access to a high'end desktop computer with a large amount o processing power% he or she
is using a:
A. server.
B. workstation.
!. supercomputer.
D. terminal.
Anse!: B Re"e!ence: 2ervers% /orkstations% and "!s Di""icult#: $oderate
$(. /hen multiple users sharing data and hardware resources need access to one application% a 111111111111
is necessary.
A. mainrame
B. server
!. supercomputer
D. workstation
Anse!: B Re"e!ence: 2ervers% /orkstations% and "!s Di""icult#: Easy
$). E4tra'light% ultramobile notebook computers are sometimes known as:
A. workstations.
B. notebooks.
!. subnotebooks.
D. laptops.
Anse!: ! Re"e!ence: "ortable !omputers Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
$*. &n regard to a notebook computer% a docking station allows a user to:
A. connect three or more notebook together into a network.
B. hook up the notebook computer to optical drives such as a !D or D8D that are never included on
notebook computers.
!. lock the notebook into a secure location because o the high risk o thet o notebook computers.
D. connect the notebook to other e4ternal devices.
Anse!: D Re"e!ence: "ortable !omputers Di""icult#: $oderate
$+. A computer small enough to it into a shirt pocket or purse is a:
A. notebook.
B. subnotebook.
!. handheld computer.
D. mainrame.
Anse!: ! Re"e!ence: "ortable !omputers Di""icult#: Easy
%,. "robably the astest growing segment o the "! market is the area o:
A. supercomputers.
B. workstations.
!. portable computers.
D. $acintoshes by Apple.
Anse!: ! Re"e!ence: "ortable !omputers Di""icult#: $oderate
%1. A negative aspect o portable computers is:
A. the low price% thus low uality.
B. the relatively high price and upgrade diiculties.
!. their non'portability since they all weigh at least + pounds.
D. the unlikelihood that the same high uality sotware can be loaded on a portable.
Anse!: B Re"e!ence: "ortable !omputers Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
%$. A handheld computer known as a "DA stands or:
A. personal digital assistant.
B. personali0ed digital assistance.
!. planned digital associate.
D. practical digiti0ed associate.
Anse!: A Re"e!ence: "ortable !omputer Di""icult#: !hallenging
%%. 2pecial'purpose computers use silicon chips that have the program etched into them. This hybrid o
hardware and sotware is called:
A. networked.
B. irmware.
!. speciali0ed sotware.
D. embedded.
Anse!: B Re"e!ence: Embedded !omputers and 2pecial'"urpose !omputers Di""icult#: Easy
%&. A ?A7 shares all o the ollowing EC!E"T:
A. resources such as storage.
B. processing power.
!. resources such as printers.
D. resources such as monitors.
Anse!: D Re"e!ence: The Emergence o 7etworks Di""icult#: $oderate
%'. The primary dierence between a ?A7 and a /A7 is the:
A. distance that the network spans.
B. si0e o the servers.
!. dierence in the variety and number o output devices.
D. power o the terminals.
Anse!: A Re"e!ence: The Emergence o 7etworks Di""icult#: !hallenging
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!hapter : !omputer !urrents and &nternet /aves
%(. /hat is the name o the e4perimental network developed by the #.2. government that eventually became
the &nternet3
A. A6"A'&7TE67ET
B. A6"A wide'area network
!. /orld /ide /eb
D. A6"A7ET
Anse!: D Re"e!ence: The Emergence o 7etworks Di""icult#: !hallenging
%). -ow are the /orld /ide /eb (///) and the &nternet dierent3
A. They aren=t dierent they are two dierent names or the same thing.
B. The &nternet is te4t only the /// incorporates multimedia.
!. The &nternet is primarily used by businesses the /// can be used by home users.
D. The /// is aster than the more archaic &nternet.
Anse!: B Re"e!ence: The &nternet E4plosion Di""icult#: !hallenging
%*. /hich country leads the world in &nternet access3
A. #.2.
B. Europe (as a whole)
!. apan
D. !hina
Anse!: A Re"e!ence: The &nternet E4plosion Di""icult#: $oderate
%+. "rivate networks that are accessed rom users within an organi0ation and have characteristics similar to the
&nternet are known as:
A. intranets.
B. wide area networks.
!. &nternets with rights.
D. workstations.
Anse!: A Re"e!ence: The &nternet E4plosion Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
&&. Applications that are designed to do calculations% such as the e4penses o a student or sales o a business%
are known as:
A. databases.
B. ta4 sotware.
!. spreadsheets.
D. word processors.
Anse!: ! Re"e!ence: Applications: !omputers in Action Di""icult#: Easy
&'. Tasks that have traditionally been perormed by people but are now duplicated in an application are part o
the sotware that is known as:
A. artiicial intelligence.
B. networking.
!. artiicial knowledge sotware.
D. networking knowledgeable sotware.
Anse!: A Re"e!ence: Applications: !omputers in Action Di""icult#: $oderate
&(. /hen a student posts a clip rom a recent movie on her /eb site% the ethical issue o 111111111111 is at
issue.
A. protecting intellectual property
B. protecting privacy
!. using private university property or personal gain
D. All o these answers are ethical issues related to this action.
Anse!: A Re"e!ence: &mplications: 2ocial and Ethical &ssues Di""icult#: $oderate
&). The uture could bring the emergence o 111111111111% computer chips embedded within human bodies.
A. bio'electronic imaging
B. human'scanning technology
!. digital'assistance human'e4istence technology
D. biodigital technology
Anse!: D Re"e!ence: &mplications: 2ocial and Ethical &ssues Di""icult#: !hallenging
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!hapter : !omputer !urrents and &nternet /aves
-ill in the l/n0:
&*. &n computer language% inormation that is taken into the computer is known as 111111111111.
Anse!: input Re"e!ence: The &normation'"rocessing $achine Di""icult#: Easy
&+. The 111111111111 is really what controls the processing and activities o a computer.
Anse!: sotware Re"e!ence: The &normation'"rocessing $achine Di""icult#: $oderate
',. 111111111111 is the prediction by a chairman o &ntel in the ,+=s that !"# power would double
appro4imately every > months.
Anse!: $oore=s ?aw Re"e!ence: Evolution and Acceleration Di""icult#: !hallenging
'1. Thomas /atson 2r. ounded the 11111111111% which had a huge eect on the advancement o computers.
Anse!: microprocessor Re"e!ence: The $icrocomputer 6evolution Di""icult#: !hallenging
'$. A bank teller or a travel agent most likely will use a(n) 111111111111% which is a combination o keyboardand monitor with little% i any% local power.
Anse!: terminal Re"e!ence: $ainrames and 2upercomputers Di""icult#: $oderate
'%. 111111111111 are the most powerul o all computers.
Anse!: 2upercomputers Re"e!ence: $ainrames and 2upercomputers Di""icult#: Easy
'&. A networked computer that contains sotware and data or other computers is a(n) 111111111111.
Anse!: server Re"e!ence: 2ervers% /orkstations% and "!s Di""icult#: !hallenging
''. The &B$ "ersonal !omputer came out in the year 11111111111.
Anse!: > Re"e!ence: 2ervers% /orkstations% and "!s Di""icult#: !hallenging
'(. A light'weight% lat'screen% battery'powered computer carried in a briecase is known as a(n) 11111111111.
Anse!: portable computer or 2ubnotebook Re"e!ence: "ortable !omputers Di""icult#: $oderate
'). -andheld computers are reerred to as 111111111111.
Anse!: personal digital assistants or "DAs Re"e!ence: "ortable !omputers Di""icult#: $oderate
'*. ver +F o the world=s microprocessors are ound in 111111111111 computers.
Anse!: embedded Re"e!ence: Embedded !omputers and 2pecial'"urpose !omputers
Di""icult#: $oderate
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!hapter : !omputer !urrents and &nternet /aves
'+. /A7 stands or 11111111111.
Anse!: wide area network Re"e!ence: The Emergence o 7etworks Di""icult#: !hallenging
(,. A(n) 111111111111 is a device that translates computer data into signals that can be read through
telephone lines.
Anse!: modem Re"e!ence: The Emergence o 7etworks Di""icult#: $oderate
(1. The global collection o networks is known as the 111111111111.
Anse!: &nternet Re"e!ence: The Emergence o 7etworks Di""icult#: Easy
($. &n the early +s% the &nternet transormed into a multimedia environment known as the 111111111111.
Anse!: /orld /ide /eb Re"e!ence: The &nternet E4plosion Di""icult#: Easy
(%. A(n) 111111111111 is a program that allows access to the ///.
Anse!: /eb browser Re"e!ence: The &nternet E4plosion Di""icult#: $oderate
(&. A(n) 111111111111 is a private network inside an organi0ation that unctions much like the &nternet.
Anse!: intranet Re"e!ence: The &nternet E4plosion Di""icult#: !hallenging
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!hapter : !omputer !urrents and &nternet /aves
M/tchin:
('. $atch the ollowing terms to their meanings:
&. &ntranet A. a private intra'organi0ational network
&&. &nternet B. the way that millions o /eb pages are tied together
&&&. A6"A7ET !. the graphical portion o the &nternet
&8. /orld /ide /eb D. program to cruise the ///
8. modem E. linking computers together to share data and devices
8&. ?A7 5. a hardware device that translates computer data into signals that can
be read over standard telephone lines
8&&. /eb browser G. the predecessor o the &nternet
8&&&. hyperte4t link -. global collection o networks
Anse!s: A% -% G% !% 5% E% D% B Re"e!ence: !omputer !onnections: The &nternet 6evolution
Di""icult#: $oderate
((. $atch the ollowing terms to their meanings:
&. subnotebook A. a computer that provides sotware% data% and other resources to other
computers over a network
&&. server B. a high'end "!
&&&. workstation !. handheld computer
&8. supercomputer D. e4tra'light% ultra'mobile notebook computer
8. mainrame E. rerigerator si0ed computer used by large organi0ations
8&. terminal 5. @ust a monitor and keyboard
8&&. "DA G. the astest% most powerul computer
Anse!s: D% A% B% G% E% 5% ! Re"e!ence: !omputers Today: A Brie Ta4onomy
Di""icult#: $oderate
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