FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Each website has a unique address, called a URL (short for Uniform Resource Locator). It’s like a street address that tells your browser where to go on the Internet. When you type a URL into the browser’s address bar and press Enter on your keyboard, the browser will load the page associated with that URL.

Detailed explanation-2: -A switch is a device in a computer network that connects other devices together. Multiple data cables are plugged into a switch to enable communication between different networked devices.

Detailed explanation-3: -The web browser connects to the web server and sends an HTTP request (via the protocol stack) for the desired web page. The web server receives the request and checks for the desired page. If the page exists, the web server sends it. If the server cannot find the requested page, it will send an HTTP 404 error message.

Detailed explanation-4: -Advantages of computer networking File sharing-you can easily share data between different users, or access it remotely if you keep it on other connected devices. Resource sharing-using network-connected peripheral devices like printers, scanners and copiers, or sharing software between multiple users, saves money.