GT101-Meeting 1 Flashcards

1
Q

What is a mainframe?

A

A large, expensive computer that supports many users simultaneously.

Mainframes excel at executing many computer programs at the same time, often used in businesses managing large amounts of data.

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2
Q

What is an embedded computer?

A

A specially designed computer chip that resides in another device and typically doesn’t interact with other systems.

Found in devices like cars, drones, washing machines, and medical devices.

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3
Q

What is a supercomputer?

A

A specially designed computer that can perform complex calculations extremely rapidly.

Used for intensive mathematical calculations, such as weather forecasting.

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4
Q

What are the four major functions of a computer?

A
  • Input
  • Process
  • Output
  • Storage

Each function plays a critical role in how computers operate.

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5
Q

What is the difference between data and information?

A

Data is raw, unprocessed facts, while information is data organized in a meaningful way.

Examples of data include text, numbers, images, and sounds.

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6
Q

What is the binary language used by computers?

A

A language consisting of two digits: 0 and 1.

Each 0 and 1 is a binary digit, or bit. Eight bits make one byte.

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7
Q

What does the Central Processing Unit (CPU) do?

A

Processes data into information and is considered the brain of the computer.

It manipulates raw data to produce useful information.

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8
Q

What is the purpose of software?

A

To convert data into information and enable hardware to perform different tasks.

Software includes application software and system software.

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9
Q

What are the two major kinds of software?

A
  • Application Software
  • System Software

Application software helps users carry out tasks, while system software enables hardware and applications to work together.

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10
Q

What types of portable computers are popular for personal use?

A
  • Smartphones
  • Tablets
  • Laptops

Portable computers are designed for use on the go.

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11
Q

What is a smartphone?

A

A portable computer with components like a processor, memory, and input/output devices.

Smartphones also require their own operating system software.

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12
Q

What is a tablet computer?

A

A portable computer integrated into a multi-touch sensitive screen.

Tablets use an on-screen keyboard and can connect to external keyboards.

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13
Q

What is digital convergence?

A

The integration of features that used to be available only in separate, dedicated devices.

Examples include GPS services and internet access on smartphones.

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14
Q

What is plagiarism?

A

The act of copying text or ideas from someone else without acknowledging the source.

Educational institutions use tools like Turnitin to check for plagiarism.

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15
Q

What is artificial intelligence?

A

The ability of computer systems to perform tasks associated with human intelligence.

Characteristics include learning from experiences and problem-solving.

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16
Q

What are some ethical challenges posed by technology?

A
  • Privacy issues
  • Intellectual property concerns
  • Unethical behavior

Technology often moves faster than the rules governing its use.

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17
Q

What is the role of ethics in technology?

A

Ethics provide guidelines for behavior and decision-making in technology use.

They differ from laws, which are formal written standards.

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18
Q

What is a desktop computer?

A

A stationary computer intended for use at a single location.

Most desktop computers consist of a separate case or tower housing the main components.

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19
Q

What is an all-in-one computer?

A

A computer that houses the processor and memory in the monitor, eliminating the need for a separate tower.

Many all-in-one models incorporate touch-screen technology.

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20
Q

What is a laptop?

A

A portable computer with a keyboard, monitor, and other devices integrated into a single compact case.

Variations include 2-in-1 PCs, ultrabooks, and Chromebooks.

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21
Q

What is a Chromebook?

A

A special type of laptop that uses the Google Chrome OS and is designed for constant Internet connectivity.

Documents and apps are primarily stored in the cloud.

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22
Q

What should you consider to evaluate the accuracy of web information?

A
  • Authority
  • Accuracy
  • Objectivity
  • Currency

These criteria help determine the reliability of online information.

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23
Q

What are the three components of a search engine?

A
  • Spider
  • Indexer
  • Search engine software

These components work together to collect, organize, and retrieve web data.

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24
Q

What does URL stand for?

A

Uniform Resource Locator

A URL helps identify the location of a web document.

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25
What is an IP address?
A unique identification number assigned to each device connected to the Internet. ## Footnote It consists of four groups of numbers separated by periods.
26
What are the two types of hard disks?
* Internal Hard Disks * External Hard Disks ## Footnote Internal hard disks are located inside the system unit, while external hard disks are outside.
27
What is cloud storage?
Using a service that keeps your files on the Internet rather than on a local device. ## Footnote Examples include Google Drive, Microsoft OneDrive, and Dropbox.
28
What is e-commerce?
The process of conducting business online. ## Footnote It includes various business models such as B2C, B2B, and C2C.
29
Fill in the blank: The _____ is the user-facing side accessed through web browsers.
Front End ## Footnote The Back End contains data centers and server farms.
30
What is the primary method of electronic communication worldwide?
Email ## Footnote Email is known for being fast and convenient.
31
What are the dos and don’ts of social networking?
* Keep personal information personal * Review privacy settings periodically * Verify accuracy of posts before sharing ## Footnote These practices help maintain safety and privacy online.
32
What is a blog?
A personal website where articles are regularly posted. ## Footnote Blogs can focus on various themes and allow reader comments.
33
What is the difference between web-based email and desktop client email?
* Web-based email is managed with a web browser * Desktop client email requires a program to be installed ## Footnote Examples of web-based email include Gmail and Yahoo! Mail.
34
What are the main functions of a CPU?
* Controls functions of other components * Processes commands issued by software ## Footnote The CPU is crucial for the overall performance of a computer.
35
What is the role of input devices?
To enable users to enter data and instructions into a computer. ## Footnote Examples include keyboards, mice, and microphones.
36
Fill in the blank: A _____ is an audio input device that captures sound waves.
Microphone ## Footnote Microphones are used for voice recognition and capturing audio.
37
What is the main difference between hard copies and soft copies of data?
* Hard copies can be touched (e.g., printed pages) * Soft copies cannot be touched (e.g., data on a screen) ## Footnote This distinction is important for understanding data output.
38
What is a solid-state drive (SSD)?
A storage device with no moving parts, making it more efficient. ## Footnote SSDs are quieter and consume less power than traditional hard drives.
39
What is the purpose of a stylus?
To tap commands or draw on a screen. ## Footnote Styluses are often used with touch screen devices.
40
What is the significance of RAM in a computer?
RAM is volatile storage used for temporary data processing. ## Footnote Data must be saved to nonvolatile storage for permanent retention.
41
What type of network is the Internet referred to as?
A client/server network ## Footnote This refers to how devices communicate with each other.
42
What is a vlog?
A blog that uses video as the primary content. ## Footnote Vlogs are popular for sharing visual content online.
43
What are some common input devices for sound?
* Microphones * Voice recognition systems ## Footnote These devices allow audio input for various applications.
44
True or False: The web is the same as the Internet.
False ## Footnote The web is a subset of the Internet.
45
What is the function of a proximity sensor in smartphones?
To determine when the phone is placed next to your ear. ## Footnote This feature helps manage the phone's display during calls.
46
What are the two types of copies of data?
Soft copies and hard copies ## Footnote Soft copies are intangible, such as pictures on a screen, while hard copies are tangible, like printed pages.
47
What is read-only memory (ROM)?
A form of memory that contains permanent instructions for the computer ## Footnote ROM is nonvolatile, meaning data is not erased when power is turned off.
48
What does ROM hold?
Permanent instructions needed for startup ## Footnote This includes basic computer operation instructions.
49
What is the difference between RAM and ROM?
RAM is temporary and volatile; ROM is permanent and nonvolatile ## Footnote RAM loses its content when the computer is off, while ROM retains it.
50
What does RAM stand for?
Random Access Memory ## Footnote RAM holds the program and data currently being processed by the CPU.
51
Where are the CPU and memory located?
On the motherboard ## Footnote The motherboard is the main circuit board of a computer.
52
What is a system unit?
The metal or plastic case that houses the power source and storage devices ## Footnote It also contains the motherboard.
53
What are the two primary categories of printers?
Inkjet and laser ## Footnote These are common in home and office settings.
54
What is an all-in-one printer?
A printer that combines printing, scanning, copying, and faxing functions ## Footnote It may use either inkjet or laser technology.
55
What does a large format printer do?
Generates oversize images such as banners and posters ## Footnote Requires sophisticated color detail.
56
What is the function of speakers in portable devices?
To play audio clips, videoconferences, or phone calls over the Internet ## Footnote They are a common output device for sound.
57
What type of display is most common for computers?
Liquid crystal display (LCD) ## Footnote Monitors display text, graphics, and videos.
58
What is the purpose of projectors?
To show output to a large group of people ## Footnote Often used in classrooms combined with interactive whiteboards.
59
What should you look for to ensure online shopping is secure?
The URL changes from 'http://' to 'https://' ## Footnote The 's' indicates that the website is secure.
60
What is the most popular means of mobile communication?
Texting or text messaging ## Footnote It uses cellular networks and SMS for text-based messages.
61
What does SMS stand for?
Short Message Service ## Footnote Used for sending text-based messages.
62
What is a browser?
Software that provides access to web resources ## Footnote It allows users to locate, view, and navigate the web.
63
What types of multimedia can browsers display?
Text, pictures, sound, and video ## Footnote Browsers facilitate access to various web content.