Connecting and Communicating Online

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Questions and Answers

Which of the following is NOT a type of software distribution?

Freeware

Custom software (correct)

Public domain

Shareware

What is a primary function of system software?

Providing graphic design tools

Performing data analysis

Managing device drivers (correct)

Creating content

Which type of mobile application can be used directly through a web browser?

Native app

Web app (correct)

Mobile app

Hybrid app

What must users typically do before using shareware software?

Test it during a trial period Signup and view all the answers

How can users safely download software and apps?

Search for popular and compatible options Signup and view all the answers

What major advantage did ARPANET provide for researchers?

It enabled sharing of information across physical locations. Signup and view all the answers

What is the primary function of a host in a network?

To provide services and connections to other computers. Signup and view all the answers

What institution oversees research and sets standards for the internet?

World Wide Web Consortium (W3C) Signup and view all the answers

Which of the following defines a dongle?

A small device that adds functions when connected to a computer. Signup and view all the answers

Which characteristic describes a broadband internet connection?

Provides fast data transfer and always-on connection. Signup and view all the answers

What does ISP stand for?

Internet Service Provider Signup and view all the answers

What does an IP address uniquely identify?

The device's location on the internet. Signup and view all the answers

What is a generic top-level domain (TLD)?

Text-based name corresponding to an IP address. Signup and view all the answers

What is the primary purpose of a DNS server?

To translate domain names to their associated IP addresses Signup and view all the answers

Which statement correctly differentiates between static and dynamic webpages?

Dynamic webpages generate content differently for each visit. Signup and view all the answers

What component is NOT part of a web address?

Server Identifier Signup and view all the answers

Which of the following is a synonym for 'web address'?

URL Signup and view all the answers

Which option best describes the purpose of a browser?

To enable users to access and view webpages Signup and view all the answers

Which type of organization does a .edu domain typically represent?

Educational institution Signup and view all the answers

Which of the following is NOT a recommended way to browse safely?

Turn on location sharing Signup and view all the answers

What is the main function of tabbed browsing in a web browser?

To view multiple webpages in the same window through tabs Signup and view all the answers

Study Notes

Connecting and Communicating Online

ARPANET was the precursor to the internet, linking scientists and academics across the US, allowing them to share information and collaborate. It was designed to be resilient, functioning even if parts of the network were disabled.
Hosts are servers that provide services and connections to other computers on a network.
W3C (World Wide Web Consortium) oversees research, sets standards, and provides guidelines for various aspects of the internet.
Dongle - A small device that connects to a computer to enable additional functions.
Broadband - Provides fast data transfer speeds and a constant connection. Examples include cable internet service, DSL, FTTP, fixed wireless, mobile broadband, and satellite internet service.
Hot Spot - A wireless network that provides internet access to mobile devices.
Tips for Safe Hotspot Use - Avoid typing passwords while on public Wi-Fi, sign out of accounts, disable wireless connections when not in use, be aware of people looking over your shoulder.
ISP - Internet Service Provider
How Data Travels the Internet - Data is transferred using clients and servers and is often compared to a highway system.
IP Address - A unique sequence of numbers that identifies the location of every computer or device connected to the internet.
IPv4 - Uses 32-bit addresses, for example: 74.125.224.72
IPv6 - Uses 128-bit addresses, for example: 2001:4860:4860:8844
Domain Name - A text-based name that corresponds to the IP address of a server hosting a website.
- Steps to Register a Domain Name:
  - Use a web browser
  - Locate a registrar
  - Search for available domain names
Generic Top-Level Domains (TLDs):
- .com - Commercial organizations
- .edu - Educational institutions
- .gov - Government agencies
- .mil - Military organizations
- .net - Network providers and commercial companies
- .org - Nonprofit organizations
ICANN (Internet Corporation for Assigned Names and Numbers) - Plays a role in managing TLDs.
Cyber Squatters - Register domain names with the intention of selling them back to the rightful owner for a profit.
DNS (Domain Name System) Server - Translates domain names into IP addresses so requests can be routed to the correct computer.
Static Webpages - Display the same content every time they are accessed.
Dynamic Webpages - Content is regenerated each time a user visits the page.
Web - A worldwide collection of documents.
Webpage - A single electronic document found on the web.
Website - A collection of related webpages and associated materials.
Web Server - A computer that delivers requested webpages to your computer or mobile device.
Browser - Enables users with internet connections to access and view webpages.
Tabbed Browsing - Allows you to open multiple webpages in separate tabs at the top of the browser window.
Tips for Safe Browsing - Verify website security, turn off location sharing, never store passwords online, use a phishing filter, enable pop-up blockers, utilize private browsing, and use a proxy.
Popular Browsers - Chrome, Firefox, Internet Explorer, Opera, and Safari.
Web Address - A unique address for a webpage, also referred to as a URL (Uniform Resource Locator).
Components of a Web Address - Protocol, Host Name, Domain Name, Path, Webpage Name
Web Feed - Delivers content that has changed on a website.

Programs and Apps

Categories of Programs and Apps - Retail, Custom, Web App, Mobile App, Mobile Web App, Shareware, Freeware, Open Source, Public Domain. "Software" is another term for "program".
Operating System - A set of programs that coordinates all activities between a computer or mobile device's hardware and software.
Tools - Allow you to perform tasks related to managing devices, media, and programs.
System Software - Includes the operating system and other tools.
Desktop Operating Systems - Mac OS, Windows, Linux, Chrome
Mobile Operating Systems - Android, iOS, Windows Phone
Operating System Interaction with the Computer - Serves as an interface between the user and the applications or programs.
Software Forms - Retail, Custom, Web app, Mobile app, Mobile web app, Shareware, Freeware, Open Source, Public Domain
Retail Software - Performs functions specific to a business or industry.
Web Apps - Found on a web server.
Mobile Apps - Downloaded from an app store.
Mobile Web Apps - Displayed in a web browser on a mobile device.
Shareware - Copyright protected, often with a free trial period, requires payment after the trial.
Freeware - Copyright protected, but free to use. Cannot be incorporated into commercial applications for sale.
Open Source - No copyright restrictions and can be modified and redistributed freely.
Public Domain - No copyright restrictions, free to use and modify.
Safe Software Downloading Considerations - Look for popular, compatible software, read reviews and ratings.
Software Registration and Activation - Requires submitting personal information.

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Description

Explore the essential concepts of online connectivity and communication. This quiz covers the foundational technology of ARPANET, the role of hosts, W3C standards, and the importance of safe internet practices with hotspots. Test your knowledge on broadband services and communication devices!