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Flashcards in True And false Deck (40):
0

The digital revolution became a significant factor in the 1980s but ended in the 1990s when the dot com bubble bursts

False

1

Facebook and Twitter are examples of social networking

True

2

Privacy advocates fear that digital technologies are fundamentally changing our expectations of what is private and what is not

True

3

Prior to 1940, the word computer was defined as a person who performs calculations

True

4

An operating system is an example of application software

False

5

The purpose of a server is to serve computers on a network

True

6

Because most digital devices are are electronic, bits take the form of electrical pulses

True

7

Semiconductor material are substances with properties between those of a conductor and an insulator

True

8

A compiler like the one shown in the accompanying figure converts all statements in a program to machine language in a single batch

True

9

An interpreter converts and executes one statement at a time

True

10

The op code in a machine language instruction specifies data

False

11

The operand is a command word for an operation

False

12

Trojans are computer programs that seem to perform one function while actually doing something else

True

13

To ensure you can remember your password it is a good idea to base it on information you can easily remember such as your birthday

False

14

You should always use a different password for every account

False

15

The system unit is the case that holds a computer's main circuit boards, microprocessor, memory, power supply, and storage supply, and storage devices

True

16

The term "form factor" refers to the size and dimensions of a component, such as a system board.

True

17

Currently, there are three personal computer platforms: PC, Mac, and Linux

True

18

You can usually identify the microprocessor when looking inside a computer, as it is the only chip on the motherboard

False

19

A microprocessor clock speed is equal to the number of instructions it can execute in one second

False

20

A fast front side bus moves data quickly and allows the processor to work at full capacity

True

21

Processors with a smaller word size can process more data during each process cycle

False

22

RAM is volatile, which means it must constantly receives electric power to hold data

True

23

Storage capacity usually is measured in gigabytes (GB) or terabytes(TB)

True

24

DVD - RW technology allows you to write data to a disc and then later change that data

False

25

A card reader is a storage device that is used to read from and write to solid state storage cards, like secure digital(SD) and compact flash cards

True

26

The most commonly used touch screen technology is a transparent panel coated with a thin layer of electrically conductive material that senses a change in the electrical current when touched

False

27

CAD software is designed to be used by architects and engineers

True

28

When devices record your location, there is no possibility of abuse

False

29

Payroll software is an example of vertical market software

False

30

Third party software companies offer additional products that extend and improve upon those supplied by the operating system

False

31

Utility software includes diagnostics that track down and fix disk errors

True

32

By using spell checkers and grammar checkers, you are assured your documents will be error free

False

33

If you purchase software, it belongs to you, and you can do what you want, including copying it

False

34

Files that are zipped contain consolidated files that are compressed and ready to execute

False

35

A new version update usually installs in a similar way as when you installed the original version

True

36

Open source software is copyrighted

True

37

A zombie is a computer under the control of a bad bit

True

38

Antivirus software does not require any updates

False

39

A quarantined file is generally encrypted before storing

True