Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Computer Networks Application Layer Protocols HTTP
Identify the correct sequence in which following actions take place on the network when a user searches a specific URL in a web browser.
I. Browser initiates a TCP connection with the server.
II. The browser sends a request to the server and receives a response from the server.
III. If the requested URL is not in the cache, ISP’s DNS server initiates a DNS query to find the IP address of the server that hosts given URL.
IV. Browser checks for DNS record for corresponding IP Address of a given URL.1
IV, III, I, II
2
I, II, IV, III
3
I, II, III, IV
4
IV, I, II, III