Python Application Programming - Module 5 - 17CS664 ,18CS55

1. Explain any 2 socket functions. Explain the support for parsing HTML using regular expressions with an example program.
2. Describe a support of security mechanism employed in internet applaication with support of API usage with an example program to get four strings and put them in "hidden.py"
3. Write a note on XML. Design python program to retrieve a node present in a XML tree.
4. Brief on structured query langauge with suitable python program explain functions involved in creation of database table in python.
5. Write a python program that retrieve an user's Twitter friends. Parse the returned JSON and extract some of the information about the friends.
6. Create a a simple spidering program that will go through Twitter accounts and build a database of them.
7. Demonstrate with the help of python construct i) how to retrieve an image over HTTP. ii) How to retrieve web pages with urllib.
8. Compare and contrast the javascript object notation (JSON) and XML.
9. What is service -oriented architecture. List the advantages of the same.