Chapter 3 Checkpoint

Question 1

True or False: malware authors focus on social media, with the goal of stealing personal information

Answer 1

true

Question 2

True or False: although they can save space, all-in-one desktops usually are more expensive than a system unit and monitor purchased separately

Answer 2

false

Question 3

True or False: most traditional and ultrathin laptop and ultrabook screens rand in size from 7 to 10 inches, and most tablet and netbook screens range in size from 11 to 18 inches

Answer 3

false

Question 4

True or False: dedicated servers typically require a faster processor, more memory, and additional storage

Answer 4

true

Question 5

True or False: most computers and electronic devices are analog, which use only 2 discrete states: on and off

Answer 5

false

Question 6

True or False: some mobile devices allow you to transfer photos using wireless technologies such as Bluetooth and Wi-Fi.

Answer 6

true

Question 7

True or False: most smartphones also can function as portable media players and digital cameras

Answer 7

true

Question 8

True or False: because embedded computers are components in large products, they usually are small and have limited hardware

Answer 8

true

Question 9

True or False: instead of the term, port, the term, connector, sometimes is used to identify audio and video ports

Answer 9

false

Question 10

True or False: newer versions of USB are backward compatible, which means means they support only new USB devices, not older ones

Answer 10

false

Question 11

True or False: because of the processor in a computer is particularly sensitive to current fluctuations, you always should use a surge protector

Answer 11

true

Question 12

True or False: an offline UPS always runs off the battery

Answer 12

false

Question 13

Examples of a(n) __________ device include keyboard, mouse, microphone, monitor; printer; USB flash drive, scanner, webcam, and speakers.

Answer 13

peripheral

Question 14

Some people use the term _______ _____ to refer to the case that contains and protects the motherboard, hard disk drive, memory, and other electronic components of the computer from damage.

Answer 14

system unit

Question 15

Some desktops, called a(n) ____-__-____ ________, do not have a tower and instead house the screen and system unit in the same case

Answer 15

all-in-one desktop

Question 16

Power users may work with a high-end desktop, sometimes called a(n) __________, that is designed to hander intense calculations and powerful graphics

Answer 16

workstation

Question 17

Services provided by ________ include storing content and controlling access to hardware, software, and other resources on a network.

Answer 17

servers

Question 18

A dedicated server that backs up and restores files, folders, and media is referred to as a(n) ________ ______

Answer 18

backup server

Question 19

A 4 or 5 digit number assigned to a specific content or mobile service provider is referred to as a(n) ____ _____________

Answer 19

CSC (common short code)

Question 20

A(n) ____ _____ can connect up to 127 different peripheral devices together with a single connector.

Answer 20

USB port

Question 21

component you connect to a computer or mobile device to expand its capabilities

Answer 21

peripheral device

Question 22

the main circuit board of a personal computer

Answer 22

motherboard

Question 23

electronic component that interprets and carries out the basic instructions that operate a computer

Answer 23

CPU

Question 24

metal or plastic frame that houses the system unit on a desktop

Answer 24

tower

Question 25

a term used to refer to a device that combines the features of a smartphone with a tablet

Answer 25

phablet

Question 26

the practice of sharing or pooling computing resources, such as servers and storage devices

Answer 26

virtualization

Question 27

terminal that looks like a desktop but has limited capabilities and components

Answer 27

thin client

Question 28

the number of horizontal and vertical pixels in a display device

Answer 28

resolution

Question 29

process of initiating contact between 2 bluetooth devices and allowing them to communicate with each other

Answer 29

pairing

Question 30

power supply that switches battery power when a problem occurs in the power line

Answer 30

standby UPS

Question 31

What are the different types of desktops?

Answer 31

1) desktop w/ tower 2) all-in-one desktop 3) gaming desktop 4) workstation

Question 32

Which type of desktop is this: | come with towers, in which the tower houses the system unit on a desktop

Answer 32

desktop w/ tower

Question 33

Which type of desktop is this: | house the screen and system unit in the same case without a tower

Answer 33

all-in-one desktop

Question 34

Which type of desktop is this: offers high-quality audio, video, and graphics with optimal performance for sophisticated single-user and networked or Internet multiplayer games.

Answer 34

gaming desktop

Question 35

Which type of desktop is this: | high-end desktop, is designed to handle calculations and sophisticated graphics

Answer 35

workstation

Question 36

When purchasing a desktop you should consider what?

Answer 36

1) The specific software to use on the desktop 2) Knowing the system requirements of the operating system 3) Looking for bundled software 4) Avoiding purchasing the least powerful desktop 5) Upgrades to the keyboard, mouse, monitor, printer, microphone, and speakers 6) A touch screen monitor 7) All-in-one desktops 8) Various purchasing options 9) Hidden Costs 10) Purchasing an extended warranty or service plan

Question 37

How do netbooks and ultra-thin laptops differ from traditional laptops?

Answer 37

Netbooks and ultra thin laptops, weigh less than traditional laptops, usually have a longer battery life, and do not include an optical disc drive.

Question 38

How do netbooks differ from ultra-thin laptops?

Answer 38

Netbooks focus on affordability, while ultra thin laptops focuses on power, speed, and durability

Question 39

What privacy issues have arisen with webcams in mobile devices?

Answer 39

People can take photos and videos of public places, even though other people are in the photos, and broadcast them without a third parties’ knowledge. Also, cameras can tapped and used to spy on people without their knowledge

Question 40

What are the 2 types of tablets?

Answer 40

1) slate tablet | 2) convertible tablet

Question 41

What is a stylus?

Answer 41

looks like a small ink pen and can be used instead of a fingertip to enter data, make selections, or draw on a touch screen.

Question 42

What is the difference between a slate tablet and convertible tablet?

Answer 42

A slate tablet is a type of tablet that does not contain a physical keyboard. A convertible tablet is a tablet that has a screen its lid and a keyboard in its base, with the lid and base connected by a swivel-type hinger.

Question 43

List the 3 form factors for servers.

Answer 43

1) rack server 2) blade server 3) tower server

Question 44

What are the advantages of virtual servers?

Answer 44

1) Can be created and configured quickly 2) Does not require a new physical server 3) Is easier to manage

Question 45

What typing options are available on smartphones?

Answer 45

1) On-screen keyboard 2) Swipe keyboard app 3) Mini keyboard 4) Keypad 5) Slide out keyboard 6) Portable keyboard 7) Virtual keyboard

Question 46

Differentiate between predictive text input and a swipe keyboard app.

Answer 46

Predictive text is where you press one key on the keyboard or keypad for each letter in a word, and software on the phone predicts the word you want. The swipe keyboard app is when you enter words by tracing a path on an on-screen keyboard with your finger tip or stylus from one letter to the next in a continuous motion.