Identify the correct order in which the following actions take place in an interaction between a web browser and a web server.1. The web browser requests a webpage using HTTP.2. The web browser establishes a TCP connection with the web server.3. The web server sends the requested webpage using HTTP.4. The web browser resolves the domain name using DNS.

4, 1, 2, 3

2, 4, 1, 3

Solution:

The correct order in which the following actions take place in an interaction between a web browser and a web serverStep 1:The web browser first needs to figure out IP address of site from URL using DNS. This is typically called domain name resolution.Step 2:TCP connection is established mostly at port 80.Step 3:Once the TCP connection is established, the browser sends an HTTP request using GET method.Step 4:Finally, web server responds with HTTP response that is, the page we requested.Hence, the correct sequence of actions is 4, 2, 1, 3

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