Chapter 1 | Touring Our Digital World

Question 1

The use of computer, electronics, and telecommunications equipment and technologies to gather, process, store, and transfer data is called

Answer 1

information technology (IT)

Question 2

The term _____ is used to describe an electronic signal that’s processed, sent, and stored in bits.

Answer 2

digital

Question 3

You can program your coffee maker to begin brewing coffee at a certain time because it contains a chip comprising a(n)

Answer 3

embedded computer.

Question 4

The microprocessor chips in a(n) _____ provide numerous powerful capabilities and work with programs that enable the system to perform a range of complex processes and calculations.

Answer 4

general-purpose computer

Question 5

Which of the following is part of the definition of a computer?

Answer 5

It accepts data supplied by a user. It operates under the control of a program. It manipulates data, produces results, and then stores the results for future use.

Question 6

Which of the following is not part of the definition of a computer?

Answer 6

It manipulates data but doesn’t store the results for future use.

Question 7

The set of instructions that controls a computer is called a

Answer 7

program.

Question 8

When the _____ was introduced in the 1980s, it was also called the personal computer (or PC), because it was designed for easy operation by an individual user.

Answer 8

microcomputer

Question 9

The phrase garbage in, garbage out means that if a program has logical or other errors and/or the data entered for processing has errors, then the resulting _____ can only be _____.

Answer 9

output; inaccurate

Question 10

The _____ is a worldwide network made up of large and small networks linked by communications hardware, software, telephone, cable, fiber-optic, wireless, and satellite systems for the purposes of communicating and sharing information.

Answer 10

Internet

Question 11

_____ consists of raw, unorganized facts and figures and may be meaningless on its own.

Answer 11

Data

Question 12

Data that’s been processed in a way that converts it into a useful form is called

Answer 12

information.

Question 13

Four types of data can be entered into a computer and combined to create information. Which type is not labeled in this illustration?

Answer 13

Text

Question 14

_____ data consists of still images, such as photographs, charts, and drawings.

Answer 14

Graphic

Question 15

Which of the following is not an example of creating or using audio data?

Answer 15

recording a video clip to send to your friends

Question 16

Which of the following is an example of creating or using audio data?

Answer 16

recording your voice for a slide presentation. creating a playlist of your favorite music. downloading music from an online service to your smartphone.

Question 17

Webcam data from a videoconference is an example of _____ data.

Answer 17

video

Question 18

Information processing means using a computer to convert _____ into useful information.

Answer 18

data

Question 19

The information processing cycle shown in this figure has four steps or functions. Which step is represented by the vertical double arrow?

Answer 19

storage

Question 20

The first step in the information processing cycle is _____, which involves entering data into the computer.

Answer 20

input

Question 21

Which of the following statements describes processing, which is the second step in the information processing cycle?

Answer 21

It occurs in the computer’s electrical circuits and creates output.

Question 22

After processing, the computer sends the _____ to one or more devices, such as a monitor or printer.

Answer 22

output

Question 23

Which of the following is not a form of storage?

Answer 23

a scanner

Question 24

A computer system includes the system unit along with…

Answer 24

input devices, output devices, and external storage devices.

Question 25

The PC systems found in many _____ are single-user computer systems.

Answer 25

homes

Question 26

Multiuser computer systems enable several individuals to _____ access, use, and update information stored in a central storage location.

Answer 26

simultaneously

Question 27

_____ include(s) all the physical components that make up the system unit, plus the other devices connected to the system unit.

Answer 27

Hardware

Question 28

In many cases, a _____ device is outside of the computer.

Answer 28

peripheral

Question 29

_____ is also known as primary storage and random access memory (RAM).

Answer 29

Main memory

Question 30

How is hard copy different from soft copy?

Answer 30

Hard copy offers a tangible form of output, whereas soft copy offers an intangible form.

Question 31

A youtube video that you watch on your computer monitor is an example of which type of output?

Answer 31

soft copy

Question 32

True or False: After you have stored data and information on a storage device, you can retrieve, modify, display, import, export, copy, share, or print it.

Answer 32

True.

Question 33

A modem is an example of a(n) _____ device, which makes it possible for multiple computers to exchange instructions, data, and information.

Answer 33

communications

Question 34

In the early days of the Internet, many_____ enabled communications through standard telephone landlines.

Answer 34

modems

Question 35

_____ consists of the instructions that direct the operation of the computer system and enable users to perform specific tasks, such as word processing.

Answer 35

Software

Question 36

Which of the following is not a type of smart device?

Answer 36

a pair of headphones connected to an MP3 player

Question 37

Which of the following is a type of smart device?

Answer 37

a car with GPS navigation. a clothes dryer that can sense when clothes are dry. a cellular phone that can connect to the Internet.

Question 38

In a _____ home, numerous networked devices provide specific and usually automated functions and share data and media.

Answer 38

connected

Question 39

Wrist-based smartbands that gather data about your physical activities are examples of _____ devices.

Answer 39

wearable

Question 40

Today, handheld computers come in two general forms: _____ and _____.

Answer 40

smartphones; tablets

Question 41

Data

Answer 41

A collection of raw, unorganized content in the form of words, numbers, sounds, or images.

Question 42

Internet

Answer 42

A worldwide network of computers that are linked using communications and media for the purpose of sharing information.

Question 43

Information

Answer 43

Data that has been organized to be meaningful and potentially useful.

Question 44

Peripheral device

Answer 44

A piece of hardware connected to a computer, such as a keyboard or monitor.

Question 45

Smart device

Answer 45

An everyday device or item that has new capabilites provided by an embedded computer.

Question 46

Personal computer

Answer 46

A computer designed for use by a single indivisual and capable of performing it's own input, processing, output, and storage.

Question 47

Software

Answer 47

Programs containing instructions that direct the operation of the computer system.

Question 48

Hardware

Answer 48

A computer's physical components and devices.

Question 49

Computer

Answer 49

An electronic device that accepts input (data), processes the data into information using programs, delivers output (information) to users, and stores data and information for later use.

Question 50

Digital

Answer 50

An electronic signal that is processed, sent, and stored in discrete parts called bits.

Question 51

A small electronic chip that a manufacturer develops for use in another product (such as a digital camera or microwave oven) is called a(n) _____

Answer 51

Embedded chip.

Question 52

Computers are incredibily useful because of their speed, accuracy, versatility, reliability, storage, and ______

Answer 52

Communications capabilities.

Question 53

A setup that consists of two or more or devices and software connected by one or more communications media (wireless) is called a(n) __________

Answer 53

Network.

Question 54

A self-contained capable of performing it's own input, output, processing, and storage is called a ______

Answer 54

Personal computer.

Question 55

A computer component that's contained on a single chip (a thin piece of sillicon containing electrical circuitry) and often serves as the computer's central processing unit (CPU) is called a(n) __________

Answer 55

Microprocesser.

Question 56

Titan at Oak RIdge National Lab is an example of a ________

Answer 56

Supercomputer.

Question 57

Data that has been processed into a useful form is called_____

Answer 57

Information.

Question 58

A powerful computer capable of accomodating numerous client computers at the same time is called a(n) _____

Answer 58

Server.

Question 59

The main circuit board inside the cabinet of a PC that allows other electronic components to be installed and connected is the _______

Answer 59

Motherboard.

Question 60

The software that contains instructions for starting the computer and coordinates the activites of all hardware devices and other software is the ______

Answer 60

Operating system.

Question 61

The term _____ refers to infomration represented by numbers 1(on) and 0 (off).

Answer 61

Bits.

Question 62

In a personal computer, the term computer identfies only the _____, which is part of a desktop computer system that processes data into information.

Answer 62

CPU.

Question 63

A(n) ________, which is also called a host computer, is the computer to which other computers are connected and on which programs, data, and information are stored on a network.

Answer 63

Server.

Question 64

Main memory, which is also called _______, consists of banks of electronic chips that provide temporary storage for instructions and data during processing.

Answer 64

RAM.

Question 65

Software that tells the computer how to function is called _____.

Answer 65

Operating system.

Question 66

A monitor produces output in _____ form; this type of output can be viewed but not physically handled.

Answer 66

Soft copy.

Question 67

Software that performs administrative tasks, such as checking the computer's components to make sure they're working properly, is called _____.

Answer 67

Utility software.

Question 68

A(n) ______ operating system such as iOS or Droid runs many smartphones or handheld devices.

Answer 68

Application software.

Question 69

The processor and memory chips are the main component found on a computer's _______.

Answer 69

Motherboard.

Question 70

USB flashdrives and hard disk drives are examples of _____ devices.

Answer 70

Storage devices.

Question 71

Information Processing Cycle:

Answer 71

1. Input 2. Processing 3. Storage 4. Output