Podcast
Questions and Answers
What is a network that connects devices within a limited geographical area called?
What is a network that connects devices within a limited geographical area called?
FTP stands for File Transfer Protocol and is used to transfer data between computers.
FTP stands for File Transfer Protocol and is used to transfer data between computers.
True (A)
What are the three primary components of an email address?
What are the three primary components of an email address?
User name, at sign (@), and host name.
A ______ is a program that can replicate itself and spread to other computers.
A ______ is a program that can replicate itself and spread to other computers.
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Match the following categories of viruses with their descriptions:
Match the following categories of viruses with their descriptions:
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Which of these is NOT a common search engine mentioned in the content?
Which of these is NOT a common search engine mentioned in the content?
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Which of the following methods is NOT mentioned as a way computer viruses spread?
Which of the following methods is NOT mentioned as a way computer viruses spread?
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Which of the following is NOT a valid top-level domain (TLD)?
Which of the following is NOT a valid top-level domain (TLD)?
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What is a SAN used for?
What is a SAN used for?
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Which of the following is NOT an example of a service provided by the Internet?
Which of the following is NOT an example of a service provided by the Internet?
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Study Notes
Internet Networks
- Networks connect computers and devices
- Types of networks include:
- Local Area Network (LAN): Connects devices in a small area like a home or office
- Wide Area Network (WAN): Connects devices over a large area, spanning cities or countries
- Wireless Local Area Network (WLAN): Uses wireless technology to connect devices within a limited area
- System Area Network (SAN): A network dedicated to storage devices
Surfing the Web
- World Wide Web: A system of interconnected hypertext documents
- Webpage: A document accessible on the World Wide Web
- Web Browser: Software used to navigate the World Wide Web
Internet Services
- Telnet: Enables users to access remote computers
- FTP (File Transfer Protocol): A standard for transferring files between computers
- Electronic Mail: Facilitates sending and receiving messages
- IRC (Internet Relay Chat): Enables real-time text communication
- Electronic Commerce: Facilitates online buying and selling
- Hosting: Provides storage space for websites
- E-mail Listing: A group of email addresses for shared communication
- Search Engines: Find information on the World Wide Web
Common Search Engines
- Google, Yahoo, Bing, Baidu, AOL, Ask.com, Excite, DuckDuckGo, WolframAlpha, Yandex
Email Addresses
- User Name: The part of an email address that identifies the user
- @ sign: A symbol that separates the user name from the host name
- Host Name: Identifies the email server
- Top-Level Domain (TLD): The part of the address after the "@" that identifies the organization or country
Computer Viruses
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Categories of Viruses:
- Macro Viruses: Infect documents containing macros
- Boot Infectors: Infect the part of a hard drive that starts the computer
- Directory Viruses: Infect files and directories
- Web Scripting Viruses: Infect web pages
- Multipartite Viruses: Infect multiple parts of the system
- Worms: Independently replicate themselves through networks
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How Computer Viruses Spread:
- Email attachments, networks, infected boot disks, infected software, hackers, instant messaging, friends and relatives
Virus Protection Tips
- Install antivirus software
- Avoid opening suspicious email attachments
- Keep your operating system updated
- Use a firewall
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Description
Test your knowledge on various internet networks and services with this quiz. Explore different types of networks like LAN, WAN, and WLAN, as well as essential internet services such as FTP and electronic mail. Ideal for anyone looking to enhance their understanding of how the internet functions.
