Q2. What do you mean by DNS? How does DNS work? How web server is associated with DNS?
Q3. What do you mean by HTTPS? How does the HTTPS works? Illustrate the differences between HTTP and HTTPS?
Q4. How is a web server distinct from a proxy server?
Q5. describe Virtual Private Network.
Q6. What are pros and cons of the applet? Make an applet program to pass a value to an applet.
Q7. What do you mean by the term socket? describe different kinds of sockets. What are the applications of the socket programming?