Questions and Answers
What type of website typically includes features for real-time typed conversations among users?
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Which of the following best describes virtual reality (VR)?
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What is a typical component of audio that can be included in media files?
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Which website type is specifically designed to provide relevant information and resources for research?
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What is the primary purpose of using a media player like Windows Media Player?
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What does a web search engine primarily do?
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Which option best describes a 'website'?
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What is the primary function of a web server?
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Which of the following statements about Search Engine Operators is true?
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What does the Subject Directory in web search engines do?
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Which of the following is NOT typically classified as a type of content that a web search engine can find?
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What does HTML stand for?
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Which search operator would you use to retrieve pages containing either one term or another?
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What is the primary function of a processor in a computer?
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Which of the following best defines a network?
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What role does software play in a computer?
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Which of the following is considered an output device?
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What is an example of a communication device?
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Which component of a computer is responsible for holding data for future use?
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What describes the function of an input device?
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What is a primary function of the internet?
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Which of the following is NOT considered a reason people use the internet?
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What term describes the case that contains a computer's electronic components?
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What is the primary function of an email program?
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Which statement best describes FTP?
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What does VoIP stand for and what is its primary function?
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How does netiquette relate to online behavior?
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What does an email list primarily provide?
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Why can downloading files from different websites result in varying speeds?
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In the context of Internet messaging services, what occurs in real-time?
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Which of the following is NOT a function of an FTP server?
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Which category of computers can perform all of its input, processing, output, and storage activities by itself?
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What is a defining characteristic of mobile devices?
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Which of the following is a feature of tablet computers?
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What distinguishes servers from other types of computers?
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Which type of computer is capable of processing more than one quadrillion instructions in a single second?
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What is a main function of embedded computers?
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Which of the following devices functions as a mobile computing device primarily for gaming?
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Which computer applications can be found in the finance industry?
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What is a common strategy associated with green computing?
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Which option describes the role of utility programs?
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What type of internet service involves no physical wires?
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Which device primarily functions as a reading tool for e-books?
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Which type of computer handles hundreds or thousands of connected users simultaneously?
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What is a significant feature of smartphones compared to traditional cell phones?
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Study Notes
The Processor
- A processor, or Central Processing Unit (CPU), interprets and executes instructions.
- It functions on data controlled by instructions stored in computer memory.
Computer and Hardware Components
- Computers are electronic devices that perform input, processing, output, and storage activities.
- Hardware includes:
- Input Devices: Allow users to enter data (e.g., keyboard, mouse).
- Output Devices: Convey information to users (e.g., monitors, printers).
- System Unit: Houses electronic components responsible for processing data.
- Storage Devices: Hold data for future use (e.g., hard drives, SSDs).
- Communications Devices: Enable data exchange (e.g., modems, network cards).
Networking and Internet
- A network connects computers and devices, often wirelessly, using communication devices.
- The internet is a global network connecting millions of businesses, governments, and individuals.
Computer Software
- Software, or programs, directs computers in task execution.
- Types of software:
- System Software: Includes operating systems and utility programs.
- Application Software: Specific applications for tasks (e.g., word processors, games).
Green Computing
- Focuses on minimizing electricity use and environmental waste.
- Strategies include recycling, donating, or properly disposing of outdated devices.
Categories of Computers
- Personal Computers: Can perform all tasks independently.
- Mobile Computers: Portable personal computers (e.g., laptops, tablets).
- Mobile Devices: Handheld devices, often performing similar functions as PCs.
- Game Consoles: Designed for video gaming.
- Servers: Manage access, storage, and resources on a network.
- Mainframes: Large, powerful computers handling many users simultaneously.
- Supercomputers: Extremely fast computers capable of processing multiple quadrillions of instructions per second.
- Embedded Computers: Special-purpose computers integrated into larger products.
Applications in Society
- Computers influence various sectors including education, finance, government, healthcare, science, publishing, travel, and manufacturing.
Internet Connectivity
- Wired: Technologies include DSL, cable, and fiber optic services.
- Wireless: Includes Wi-Fi, satellite, and mobile broadband services.
The World Wide Web and Websites
- The WWW consists of countless electronic documents (webpages).
- A Website comprises related webpages and items.
- Web Servers deliver requested webpages to users.
HTML
- Hypertext Markup Language is the standard for creating and formatting webpages.
Types of Websites
- Categories include search engines, social networks, informational sites, educational resources, and more.
Multimedia Types
- Audio: Music, speech, etc., heard through media players.
- Video: Motion images displayed in sequence.
- Virtual Reality: Simulates a 3D environment for exploration.
Internet Services
- Email: Enables messages and files transmission.
- VoIP: Allows voice conversations over the internet.
- FTP: Standard for file uploading and downloading.
Netiquette
- Code of conduct for acceptable behavior on the Internet, promoting respect and consideration among users.
Internet Messaging Services
- Allow real-time communication and notifications about online contacts, enabling messaging and file exchange.
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Description
Test your knowledge on the basics of computer components, including processors, hardware, software, and networking. This quiz covers key concepts and terminology essential for understanding how computers operate.
