Podcast
Questions and Answers
What is the main advantage of packet switching in the Internet?
What is the main advantage of packet switching in the Internet?
What is the primary function of the Domain Name System (DNS)?
What is the primary function of the Domain Name System (DNS)?
Who invented the World Wide Web?
Who invented the World Wide Web?
What is the primary function of a web browser?
What is the primary function of a web browser?
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What is the main purpose of Payment Gateways in e-commerce?
What is the main purpose of Payment Gateways in e-commerce?
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What is the primary advantage of mobile apps in e-commerce?
What is the primary advantage of mobile apps in e-commerce?
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What is the main function of HTTP/HTTPS protocols?
What is the main function of HTTP/HTTPS protocols?
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What is the primary purpose of Push Notifications in mobile apps?
What is the primary purpose of Push Notifications in mobile apps?
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Study Notes
Internet Fundamentals
- Packet Switching: Breaks data into smaller packets for independent travel across the network, increasing efficiency and reliability.
- TCP/IP Protocol Suite: Enables communication between different computers and networks over the Internet.
- Domain Name System (DNS): Translates domain names (e.g., google.com) into IP addresses for computer identification.
World Wide Web
- Invented by Tim Berners-Lee in 1989, revolutionizing Internet use with interlinked documents accessible via the Internet.
How the World Wide Web Works
- Web Browsers: Software that retrieves and displays web pages.
- Web Servers: Computers storing and serving web content.
- Hyperlinks: Text or images linking to other web pages, enabling navigation.
- HTTP/HTTPS Protocols: Facilitate communication between web browsers and servers.
- HTML/CSS/JavaScript: Programming languages creating, designing, and enhancing web pages and user experience.
E-commerce and Internet Features
- Online Shopping: Websites and platforms for buying and selling goods and services.
- Payment Gateways: Secure systems for processing online transactions.
- Security Protocols: SSL/TLS encryption for secure data transmission.
- Digital Marketing: Using the web for advertising, SEO, social media marketing, etc.
- Customer Support: Live chat, email, and other web-based support services.
Impact of Mobile Applications
- Accessibility: Users can shop anytime, anywhere.
- Enhanced User Experience: Tailored interfaces for smaller screens, faster load times.
- Push Notifications: Alerts users about offers, updates, and promotions.
- Mobile Payments: Secure options like mobile wallets, in-app purchases.
- Location-Based Services: Targeted promotions based on user location.
B2C Business Models
- Direct Sales: Selling products or services directly to consumers through online stores or platforms.
- Subscription Model: Offering products or services on a subscription basis, with recurring fees.
- Marketplace: Providing a platform for multiple sellers to list and sell products or services to consumers.
- Freemium Model: Offering basic services for free, charging for premium features or upgrades.
- Flash Sales: Offering limited-time discounts or promotions to create urgency and drive sales.
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Description
Test your understanding of the origins and key concepts behind the Internet, including packet switching, TCP/IP, and DNS.
