Podcast
Questions and Answers
What year was the first web page published?
What year was the first web page published?
- 1990 (correct)
- 1991
- 1992
- 1989
Which search protocol was introduced in 1991?
Which search protocol was introduced in 1991?
- WebCrawler
- Yahoo
- Gopher (correct)
- Archie
What was the first widely downloaded Internet browser?
What was the first widely downloaded Internet browser?
- Internet Explorer
- Mosaic (correct)
- Opera
- Netscape Navigator
In what year was Gopher introduced?
In what year was Gopher introduced?
Which event occurred in 1993?
Which event occurred in 1993?
What prefix do FTP URLs begin with?
What prefix do FTP URLs begin with?
Which of the following is NOT a common function of FTP?
Which of the following is NOT a common function of FTP?
How can an FTP site be accessed?
How can an FTP site be accessed?
What might be required to access some FTP sites?
What might be required to access some FTP sites?
How is an FTP site structured when accessed?
How is an FTP site structured when accessed?
What do wireless connections like Wi-Fi and 3G/4G/5G use to access the Internet?
What do wireless connections like Wi-Fi and 3G/4G/5G use to access the Internet?
What is the primary purpose of communication protocols?
What is the primary purpose of communication protocols?
Which of the following options is NOT true regarding wireless connections?
Which of the following options is NOT true regarding wireless connections?
How do communication protocols enhance system interaction?
How do communication protocols enhance system interaction?
What aspect do both wireless and wired Internet connections share?
What aspect do both wireless and wired Internet connections share?
What significant development occurred in 1989?
What significant development occurred in 1989?
Which milestone is associated with the year 1969?
Which milestone is associated with the year 1969?
Who developed the first graphical web browser?
Who developed the first graphical web browser?
When was the Domain Name System (DNS) developed?
When was the Domain Name System (DNS) developed?
Which of the following is NOT considered a key milestone in the history from 1969 to 1998?
Which of the following is NOT considered a key milestone in the history from 1969 to 1998?
What is a private IP address?
What is a private IP address?
Which of the following statements is true about IP addresses?
Which of the following statements is true about IP addresses?
What is the primary function of the Domain Name System (DNS)?
What is the primary function of the Domain Name System (DNS)?
How many versions of IP addresses exist?
How many versions of IP addresses exist?
Which of the following is NOT a characteristic of private IP addresses?
Which of the following is NOT a characteristic of private IP addresses?
What is the first page of a website commonly referred to as?
What is the first page of a website commonly referred to as?
Which type of website has fixed codes with rarely changing content?
Which type of website has fixed codes with rarely changing content?
Which statement is true about a dynamic website?
Which statement is true about a dynamic website?
What differentiates a static website from a dynamic website?
What differentiates a static website from a dynamic website?
Which of the following describes a static website accurately?
Which of the following describes a static website accurately?
Flashcards
ARPANET
ARPANET
A network developed by the US Department of Defense in 1969 as a forerunner to the internet.
Domain Name System (DNS)
Domain Name System (DNS)
A system that translates domain names (like google.com) into IP addresses (like 172.217.160.142).
WorldWideWeb
WorldWideWeb
Tim Berners-Lee created the first graphical web browser in 1990 at CERN.
The Web
The Web
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Key Milestones in Internet History (1969 - 1998)
Key Milestones in Internet History (1969 - 1998)
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Birth of the Web
Birth of the Web
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Gopher
Gopher
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Mosaic
Mosaic
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1990
1990
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1993
1993
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FTP (File Transfer Protocol)
FTP (File Transfer Protocol)
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FTP Site
FTP Site
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FTP Client
FTP Client
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FTP Login
FTP Login
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FTP Browsing
FTP Browsing
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Communication Protocols
Communication Protocols
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Physical Cables in Wireless Connections
Physical Cables in Wireless Connections
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Data Transmission Through Cables
Data Transmission Through Cables
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Types of Cables and Their Applications
Types of Cables and Their Applications
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Interconnected Networks
Interconnected Networks
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Home Page
Home Page
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Static Website
Static Website
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Dynamic Website
Dynamic Website
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Website Code
Website Code
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Website Content
Website Content
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Private IP Address
Private IP Address
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IPv4
IPv4
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IPv6
IPv6
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IPv4 vs IPv6
IPv4 vs IPv6
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Study Notes
Chapter 1: Introduction to WWW and the Internet
- The World Wide Web (WWW) or Web are pages displayed on a device when online.
- The Internet is a network of connected computers that the Web operates on. Each computer on the Internet has a unique address.
- Examples of Internet addresses include 193.138.221.215, 193.138.221.211, 193.138.221.214, 193.138.224.213, 72.14.207.104, and 72.14.207.101.
Outline
- Internet technology and the World Wide Web (WWW)
- Web application architecture.
- Server concept and Web client.
- Web Browser.
- Evolution of the Internet and Web.
- Analysis requirements and Web design.
- Scripting, outline work, and Web platform.
The History of the Internet and WWW
- ARPANET (1969): An early networking precursor to the Internet.
- Domain Name System (DNS): Developed in the 1980s, translating domain names (like example.com) to numerical IP addresses.
- First graphical Web browser: WorldWideWeb, created by Tim Berners-Lee at CERN.
- The proposal and publication of the Web: (1989-1990).
- First content-based search protocol (Gopher): Introduced in 1991.
- First widely downloaded Internet browser (Mosaic): Released in 1993.
- First webmail service (HoTMail): Launched in 1996.
- Google launched: (1998).
How the Web Works
- Client-Server architecture: Clients request services, and servers respond with the service.
The Internet Architecture
- TCP/IP: A core protocol for the internet.
- IP Address: A unique number for each computer on the network.
- DNS: Translates domain names to IP addresses.
- Internet Service: Provides access to the Internet.
- WWW: The World Wide Web.
- URL: A web address, including the protocol, domain, and path.
- HTTP: The protocol for transferring web pages.
Web Server
- Software and hardware that respond to client requests using HTTP and other protocols.
- Stores, processes, and delivers web pages.
- Examples include Microsoft IIS, Apache, Nginx, and iPlanet Web Server.
Communication Networks
- The Internet relies on physical cables (copper wires, fiber optics).
- Even wireless connections (Wi-Fi, 3G/4G/5G) use physical cables to connect to the Internet.
Communication Protocols
- A standard mechanism allowing dissimilar systems to communicate.
- Often multiple protocols are involved in a single communication.
- Common protocols include:
- TCP/IP: Controls message assembly/disassembly
- HTTP: Transfers web resources.
- FTP: Transfers files
Internet Protocol (IP) Address
- Unique identifiers for devices on a computer network.
- Public IP addresses: Assigned by ISPs, directly accessible on the internet.
- Private IP addresses: Used in local networks.
- IPv4 and IPv6: Two versions of IP addresses.
Domain Name System (DNS)
- A naming database locating and translating domain names to IP addresses.
- Relies on a collection of servers.
Uniform Resource Locator (URL)
- The address of a unique resource on the web.
- Consists of:
- Scheme (protocol)
- Authority (domain name)
- Port
- Path to file
- Parameters
- Anchor
Web Page
- A document written in HTML, viewed by web browsers.
- Stored in a specific directory of a web server.
- Contains text, graphics, videos, and hyperlinks.
Website
- A collection of related web pages containing text, images, audio, and video.
- The first page is the home page.
- Types of websites:
- Static: Fixed codes, rarely changing content.
- Dynamic: Content changes dynamically.
Web Browser
- Software that interprets and displays web pages, allowing users to interact with them.
- Translates web pages (using HTTP) into readable content.
- Displays web pages using HTML, and/or XML.
- Examples include Google Chrome, Microsoft Edge, and Opera.
Main features of Web Browsers:
- Personalization
- Search engines
- Book-marks
- Security settings
Analysis Requirements and Web Design
- Topics covered in a standard web development analysis:
- Preferred platform/technology
- Standard website layout
- Design features (like logo, fonts)
- Functionality
- Space allocation (for content)
- Header/footer layout
- Contact forms
Scripting, Outline Work, and Web Platform
- Web scripting: Process of creating and embedding scripts in web pages.
- Scripts are commands interpreted by a program (scripting engine).
- Scripts can automate tasks or dynamically generate web pages.
- Languages include VBScript, JavaScript, ASP, PHP, PERL, JSPs, and others.
Open Discussion
- Topics:
- How the Web finds a specific web page.
- Web functionality without search engines.
- Benefits of using the WWW.
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