Intro to computer's Flashcards


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created 8 years ago by rubigordils
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1

Which of the following entails having knowledge and understanding of computers and their uses?

Computer literacy

2

A computer keeps data,instructions,and information on what kind of media?

Storage

3

When a computer connects as shown in the accompanying figure,it is said to be what?

Online

4

As shown in the accompanying figure, what is the worldwide collection of networks that connects millions of businesses, government agencies, education institutions, and individuals?

Intenet

5

What is the term for a collection of related Web pages and associated items, such as documents and pictures, stored on a Web server

Web site

6

A web address can include which of the following?

A protocol

7

What is the role of the W3C?

Oversee research and set standards for many areas of the internet.

8

If your friend is enjoying a cup in a trendy coffee shop and at the same time is surfing the Web, Which of the following is she using?

A hotspot

9

The major carriers of internet network traffic are known collectively by what term?

Internet backbone

10

In internet terminology, what is the term,www.google.com,called?

Domain name

11

A Uniform Recourse Locator is the same as which of the following?

Web address

12

When the London branch of a company needs to send at 477 Megabyte file to the Los Angeles branch of the company, which internet service should they use?

FTP

13

What are Gmail and Hotmail?

Free e-mail Web applications

14

What kind of web site offers a variety of internet services from a single, convenient location?

portal

15

Which of the following allows users to speak to other users over the internet?

VoIP

16

Which type of software has no restriction from the copyright holder regarding modifications of the software's internal instructions and it's redistribution?

open source software

17

For which three elements is systems software the interface?

application software, users, hardware

18

Which of the following is NOT true about a file?

a file is stored in memory and is accessible to application through the use of the operating system

19

freeware is software that has been donated for public use and has no copyright restrictions

false

20

which of the following interprets and carries out the basic instructions that operate a computer

processor

21

most of todays computers improve processing times with which of the following?

cache

22

which of the following terms refers to memory chips storing permanent data and instructions?

ROM

23

which of the following is a type of non volatile memory that can be erased electronically and rewritten

flash memory

24

which of the following is true?

a. a power unit contains all the electronics found in a computer

b. sytsem units are available in a variety of shapes and sizes depending on the digital device

c. circuit boards found in the device unit are uniform in size and shape regardless of the type of digital device

d. the only digital device that does not have a command board is a convertible tablet

System units contain all the electronics found in a computer

25

when you examine a computer chip under a microscope what will you see?

integrated circuits

26

which of the following captures curves and indentations in a finger print?

fingerprint reader

27

which of the following is a input device that contains keys users press to enter data and instructions into a computer

keyboard

28

which of the following is the term for data that has been processed into a useful form?

output

29

when a user types data on a keyboard what is occurring?

the user is using an input device to enter input into the memory of the computer

30

for a research paper you are writing, you must distinguish between a stylist and a digital pen which of the following would you select for your paper?

a digital pen, which often features an electronic eraser provides more functionality than a stylist

31

what method is used to read a bar code?

a barcode reader uses laser means to read a bar code

32

which of the following is not a use of ROFID?

routing bank checks

33

your bank asked you to write your signature on an electronic device using a specialized pen and tablet to ensure your identity when you return to class what system could you tell your instructor you used?

signature verification system

34

RFID requires line of sight transmission? True or false

false

`

35

what is the term for a group of two or more integrated hard disks?

RAID

36

what occurs when the read/ write head of a hard disk like the one in the accompanying figure touches the surface of a platter

head crash

37

which of the following is not true about storage media and devices?

writing is the process of transferring items from storage media to memory

38

which of the following statements is not true about flash drives?

a hard disk that is mounted inside the system unit is sometimes called permadisk

39

which of the following is NOT an advantage of removable hard discover internal hard disks?

removable hard disks have a higher storage of capactity than internal hard disks.

40

which of the following is not an operating system function?

word processing.

41

which of the following is the process of using the operating system to start a computer.

warm boot.

42

what are the two types of system software?

operating systems and utility programs.

43

what does the booting process do?

starts or restarts the computer.

44

what is another term for the operating system a computer uses?

platform.

45

what is the purpose of memory management?

to optimize the use of RAM.

46

What is a virtual memory?

a portion of the hard disk designated to function as additional RAM.

47

what happens when the computer is thrashing?

the operating system spends too much of its time paging, intend of executing application software.

48

why is a fragmented disk slow than one that is fragmented?

a fragmented disk has many files stored in noncontiguous sectors .

49

what is the technique of swapping items between memory and storage called?

paging

50

what does the windows ReadBoost feature do?

allocate available storage space on removable flash memory devices as additional memory cache.