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CS 115 Computer Science > Chapter 3 Checkpoint > Flashcards

Chapter 3 Checkpoint Flashcards

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1
Q

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

A

true

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2
Q

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

A

false

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3
Q

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

A

false

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4
Q

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

A

true

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5
Q

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

A

false

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6
Q

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

A

true

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7
Q

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

A

true

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8
Q

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

A

true

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9
Q

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

A

false

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10
Q

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

A

false

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11
Q

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

A

true

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12
Q

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

A

false

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13
Q

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

A

peripheral

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14
Q

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.

A

system unit

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15
Q

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

A

all-in-one desktop

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16
Q

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

A

workstation

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17
Q

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

A

servers

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18
Q

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

A

backup server

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19
Q

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

A

CSC (common short code)

20
Q

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

A

USB port

21
Q

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

A

peripheral device

22
Q

the main circuit board of a personal computer

A

motherboard

23
Q

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

A

CPU

24
Q

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

A

tower

25
Q

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

A

phablet

26
Q

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

A

virtualization

27
Q

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

A

thin client

28
Q

the number of horizontal and vertical pixels in a display device

A

resolution

29
Q

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

A

pairing

30
Q

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

A

standby UPS

31
Q

What are the different types of desktops?

A

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

32
Q

Which type of desktop is this:

come with towers, in which the tower houses the system unit on a desktop

A

desktop w/ tower

33
Q

Which type of desktop is this:

house the screen and system unit in the same case without a tower

A

all-in-one desktop

34
Q

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.

A

gaming desktop

35
Q

Which type of desktop is this:

high-end desktop, is designed to handle calculations and sophisticated graphics

A

workstation

36
Q

When purchasing a desktop you should consider what?

A

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

37
Q

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

A

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

38
Q

How do netbooks differ from ultra-thin laptops?

A

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

39
Q

What privacy issues have arisen with webcams in mobile devices?

A

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

40
Q

What are the 2 types of tablets?

A

1) slate tablet

2) convertible tablet

41
Q

What is a stylus?

A

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.

42
Q

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

A

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.

43
Q

List the 3 form factors for servers.

A

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

44
Q

What are the advantages of virtual servers?

A

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

45
Q

What typing options are available on smartphones?

A

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

46
Q

Differentiate between predictive text input and a swipe keyboard app.

A

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.

CS 115 Computer Science (30 decks)

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