Chapter 1 Checkpoint

Question 1

True or False: electronic components in computers process data using instructioins, which are the steps that tell the computer how to perform a particular task.

Answer 1

True

Question 2

True or False: Screens for desktops cannot yet support touch

Answer 2

False

Question 3

True or False: Smaller applications, such as at home, typically use a powerful, expensive server to support their daily operations.

Answer 3

False

Question 4

True or False: Smartphones typically communicate wirelessly with other devices or computers

Answer 4

True

Question 5

True or False: Data conveys meaning to users, and information is a collection of unprocessed items, which can include text, numbers, images, audio, and video

Answer 5

False

Question 6

True or False: As widespread as computers appear to be, most daily activites do not involve the use of or depend on information from them

Answer 6

False

Question 7

True or False: A scanner is a light-sensing output device

Answer 7

False

Question 8

True or False: Because it contains moving parts, flash memory is less durable and shock resistant than other types of media

Answer 8

False

Question 9

True or False: The terms, web and Internet, are interchangable

Answer 9

False

Question 10

True or False: One way to protect your computer from malware is to scan any removable media before using it

Answer 10

True

Question 11

True or False: Operating systems are a widely recognized example of system software

Answer 11

True

Question 12

True or False: You usually do not need to install web apps before you can run them.

Answer 12

True

Question 13

A(n) ________ _________ is any hardware component that allows you to enter data and instructions into a computer or mobile device

Answer 13

input device

Question 14

Which of the following is not an example of an output device?

a. scanner
b. printer
c. display
d. speaker

Answer 14

a. scanner

Question 15

__________ consists of electronic components that store instructions waiting to be executed and the data needed by those instructions

Answer 15

Memory

Question 16

A(n) _________ ______ is removable flash memory, usually no bigger than 1.5 inches in height or width, that you insert in and remove from a slot in a computer, mobile device, or card reader/writer.

Answer 16

memory card

Question 17

A computer that delivers requested webpages to your computer or mobile device is a(n) _____ _______

Answer 17

web server

Question 18

____________ software consists of programs designed to make users more productive and/or assist them with personal tasks

Answer 18

application

Question 19

________ ______ uses the cellular network to enable high-speed Internet connections to devices with built-in compatible technology, such as smart phones.

Answer 19

cellular radio

Question 20

A(n) _____ is a collaborative website that allows users to create, add to, modify, or delete the content via their browser

Answer 20

wiki

Question 21

thin, lightweight mobile computer with a screen in its lid and a keyboard in its base

Answer 21

laptop

Question 22

computer that is dedicated to providing one or more services to other computers or devices on a network

Answer 22

server

Question 23

a photo or other image, sometimes along with sound and text, sent to or from a smartphone or mobile device

Answer 23

picture message

Question 24

a term that describes the trend of computers and devices with technologies that overlap

Answer 24

convergence

Question 25

small, flat, rectangular pointing device that is sensitive to pressure and motion

Answer 25

touchpad

Question 26

component that records and/or retrieves items to and from storage media

Answer 26

storage device

Question 27

storage device that contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information

Answer 27

hard disk

Question 28

named collection of stored data, instructions, or information

Answer 28

file

Question 29

series of related instructions, organized for a common purpose, that tells the computer what tasks to perform and how to perform them

Answer 29

software

Question 30

set of programs that coordinates all the activities among computer or mobile device hardware

Answer 30

operating system

Question 31

Define an online social network.

Answer 31

An online social network is a website that encourages members in its online community to share their interests, ideas, stories, photos, music, and videos with other registered users.

Question 32

online social network is also referred to as a ______ _________ ______

Answer 32

social networking site

Question 33

What are the several types of malware?

Answer 33

``` Viruses Worms Trojan horses Rootkits Spyware Adware Zombies ```

Question 34

What are the steps one can take to protect their computer from malware and viruses?

Answer 34

(1) Use virus protection software (2) Use a firewall (3) Be suspicious of all unsolicited email attachments (4) Disconnect your computer from the internet (5) Download software with caution (6) Close spyware windows (7) Before using any removable media, scan it for malware (8) Keep current (9) Back up regularly

Question 35

What is a passphrase?

Answer 35

A passphrase is similar to a password, consisting of several words separated by spaces.

Question 36

What are the guidelines to use when creating strong passwords?

Answer 36

(1) Avoid using personal information (2) Use at least 8 characters (3) Make it difficult by using a variety of uppercase and lowercase letters, numbers, punctuation, and symbols. (4) Avoid adjacent keys. (5) Do not use the same password for all accounts (6) Use a passphrase (7) Avoid numbers or letters in easily recognized patterns, common abbreviations, and spelling words backwards

Question 37

Define green computing.

Answer 37

Green computing involves reducing the electricity consumed and environmental waste generated when using a computer

Question 38

What are the steps you can take to contribute to green computing?

Answer 38

(1) Do not leave a computer or device running overnight (2) Turn off your monitor, printer, and other devices when you are not using them (3) Use energy efficient hardware (4) Use paperless methods to communicate (5) Recycle paper and buy recycled paper (6) Recycle toner, computer’s, mobile devices, printers, and other devices (7) Telecommute (8) Use videoconferencing and VolP for meetings

Question 39

Define application software.

Answer 39

Application software consists of programs designed to make users more productive and/or assist them with personal tasks.

Question 40

What is the difference between desktop apps, web apps, and mobile apps?

Answer 40

Desktop apps, are often used to describe applications stored on a computer. A web app, is an application stored on a web server that you can access through a browser. A mobile app, is an application you download from a mobile device’s application store or other location on the Internet to a smartphone or other mobile device.