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The personal computer or______is the smallest general-purpose computer．
A．terminal
B．minicomputer
C．microcomputer
D．workstation
参考答案
更多 “ The personal computer or______is the smallest general-purpose computer．A．terminalB．minicomputerC．microcomputerD．workstation ” 相关考题
考题
● The personal computer or (72) is the smallest general-purpose computer.A. terminal B. minicomputerC. microcomputer D. workstation
考题
The components of personal computer include CPU, input device, output device and memory.()
此题为判断题(对，错)。
考题
Though the efficiency of the late－20th century desktop computer once () the technical community, the much more advanced personal computer now surpasses the older machines.
A、acceleratedB、embarrassedC、definedD、astounded
考题
The author predicts that _________.A． advances in new technologies will lead to great changes of societyB． the single invention, the chip, will lead to great changes in societyC． the future picture of the world can only be imagined by looking backD． the use of personal computer and factory robots will be widespread
考题
which descnption is NOT true?A．Personal computer has not the features of the larger system．B．Large systems offer higher processing speeds for user and return more data than PCs．C．Output devices take output results from the CPU in machine-coded form. and conven them into a form. that used by people.D．The input/output devices and auxiliary storage units of a computer system are called peripherals.
考题
The basic unit of measure in a computer system is the(72). It is the smallest unit in computing. There are some other measures in a computer, such as Kilobyte, Megabyte, Gigabyte and so on.A．KilobyteB．BitC．GigabyteD．Megabyte
考题
( ) is the cleverest.
A、The smallest of the boysB、The smallest of boyC、The small of boyD、Smallest of boys
考题
With the widespread use of the personal computer, many authorities in the field of(56)have pointed out the need for computer literacy.Unfortunately, there is no(57)agreement as to what the term "computer literacy" means. Some feel that computer literacy means knowing how to make the computer "compute"; that is knowing how to program computers in one or more programming languages.Others feel that knowing how to program is merely a small segment of computer literacy. These people(58)the major emphasis in schools should be on teaching how to effectively use the many software packages that are available.Still others suggest that computer literacy education is not required. They suggest that computers are being so rapidly integrated into our society that using a computer will be as(59)as using a telephone or a video tape recorder, and that special education will not be necessary. (60)of one's definition of computer literacy, it is recognized by most that learning to use a computer is indeed an important skill in modern society.A．cultureB．scienceC．educationD．industry
考题
The smallest unit of information in a computer system is called a(72)A．BitB．ByteC．blockD．file
考题
A ______ computer is a personal computer whose hardware is capable of using any or all of the following media in a program, text, graphics, video and animation.A．databaseB．multimediaC．networkD．mainframes
考题
● Spyware and other forms of malware are the biggest online threat to your computer's （71） nowadays. These malicious （72）which get to your PC through freeware, shareware, commercial sites, deceptive pop-ups or in any other way, can record your surfing habits and sites you visit, share your personal information with their partners. Any personal （73）, when inwrong hands, can leave you a victim of an "identity theft" by steeling your credit （74）details,birth records and other （75） information.
考题
MPC(Multimedia Personal Computer)与PC(Personal Computer)的主要区别是增加了(19)。A．存储信息的实体B．视频和音频信息的处理能力C．光驱和声卡D．大容量的磁介质和光介质
考题
Pharming is a scamming practice in which malicious code is installed on a personal computer or server, misdirecting users to (71)Web sites without their knowledge or consent. Pharming has been called "phishing without a lure".In phishing, the perpetrator sends out legitimate-(72)e-mails, appearing to come from some of the Web's most popular sites, in an effort to obtain personal and financial information from individual recipients. But in pharming, larger numbers of computer users can be(73)because it is not necessary to target individuals one by one and no conscious action is required on the part of the victim. In one form. of pharming attack, code sent in an e-mail modifies local host files on a personal computer. The host files convert URLs into the number strings that the computer uses to access Web sites. A computer with a compromised host file will go to the fake Web site even if a user types in the correct Internet address or clicks on an affected(74)entry. Some spyware removal programs can correct the corruption, but it frequently recurs unless the user changes browsing( 75 ).A．fewB．fraudulentC．normalD．structured
考题
● The basic unit of measure in a computer system is the（72）. It is the smallest unit in computing. There are some other measures in a computer, such as Kilobyte, Megabyte, Gigabyte and so on.（72）A．KilobyteB．BitC．GigabyteD．Megabyte
考题
An embedded system is an applied computer system,as distinguished from other types of______such as personal computers（PCs）or supercomputers.A.computer systems
B.computer hardware
C.computer software
D.systems
考题
Which of the following describes how to calculate the amount of storage in a RAID 5 array？（）A、 Number of drives X capacity of the smallest driveB、 （Number of drives 2） X capacity of the smallest drive C、 Number of drives X capacity of the largest driveD、 （Number of drives 1） X capacity of the smallest drive
考题
Which of the following describes how to calculate the amount of storage in a RAID 5 array?（）A、Number of drives X capacity of the smallest driveB、(Number of drives 2) X capacity of the smallest driveC、Number of drives X capacity of the largest driveD、(Number of drives 1) X capacity of the smallest drive
考题
You are a desktop administrator for your company. A company user reports that he is unable to use his Bluetooth-enabled mobile phone with his Bluetooth-enabled Windows XP Professional computer. He is trying to play audio from the phone through the speakers on his computer. You verify that other Bluetooth devices work properly with the user’s computer. You test the speakers to make sure they are in working order. You also verify that the mobile phone can send output to a computer. You then discover that the phone cannot detect the computer.You need to ensure that the user can use the phone with his computer. What should you do？（）A、Place the phone in Bluetooth discovery mode.B、Place the user’s computer in Bluetooth discovery mode.C、Add the phone and the computer to the same Bluetooth Personal Area Network （PAN）.D、Install mobile phone synchronization software on the user’s computer.
考题
单选题Which of the following describes how to calculate the amount of storage in a RAID 5 array？（）A
Number of drives X capacity of the smallest driveB
（Number of drives 2） X capacity of the smallest drive C
Number of drives X capacity of the largest driveD
（Number of drives 1） X capacity of the smallest drive
考题
单选题Which of the following describes how to calculate the amount of storage in a RAID 5 array?（）A
Number of drives X capacity of the smallest driveB
(Number of drives 2) X capacity of the smallest driveC
Number of drives X capacity of the largest driveD
(Number of drives 1) X capacity of the smallest drive
考题
单选题You are a help desk technician for your company, which is in the process of deploying Windows XP Professional to all client computers. You upgrade Pierre’s Windows 98 portable computer to Windows XP Professional. After the upgrade, Pierre reports that some of his older software applications no longer work properly. Also, one of the hardware devices on his computer is not currently supported by Windows XP Professional. Pierre requests that you reinstall Windows 98 and all of his applications so that he can use his computer normally. You need to restore Pierre’s computer to its pre-upgraded state while retaining all of the applications,documents, and personal data on the computer. You want to accomplish this task in the minimum amount of time. What should you do?（）A
Copy Pierre’s documents and personal data to a shared folder on the network.B
Reinstall Windows 98 and Pierre’s applications. C
Copy the documents and personal data to the My Documents folder on Pierre’s computer.D
On Pierre’s computer, run Setup.exe from a Windows 98 installation CD. E
On Pierre’s computer, use the Add or Remove Programs Wizard to remove the Windows XP Professional Installation item. F
On Pierre’s computer, use a third-party disk-imaging software utility to apply a disk image that contains Windows 98 and Pierre’s applications.
考题
单选题The sentence “we are at the point in time where the personal computer was in the late’70s” in para. 4 suggests which of the following?A
The greatest breakthrough of computer technology was in the late’ 70s.B
A great change in renewable energy technology will occur quite soon.C
The “green power” program and the development of personal computer are of equal significance.D
Solar energy will replace all other energies in about ten years’ time.
考题
单选题Though the huge mainframe computers of the 1960's ______ the technical community of the time, the much more advanced personal computer of today ______ the older machines in every respect.A
defined, parallelsB
astounded, surpassesC
awed, updatesD
embarrassed, retardsE
accelerated, exemplifies
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