For the first question you should add "web" as a default... that will not have any effect...
For the second question it again depends the application in which technology it was developed you should add that particular add-in, that will solve....
For the third question, you should select VB addin if working with windows based application, web addin if working with web based application....
For the fourth question you should communicate with your developer and lead and know on which platform the application is developed..
for the fifth question, you have to select JAVA.
For the second question it again depends the application in which technology it was developed you should add that particular add-in, that will solve....
For the third question, you should select VB addin if working with windows based application, web addin if working with web based application....
For the fourth question you should communicate with your developer and lead and know on which platform the application is developed..
for the fifth question, you have to select JAVA.