Ans: Server side connection such as SCI scripts can use cookies both to store and retrieve information on client side of connection.QTP stores cookies in the memory for each user and the browsers would handles them as it normally would.

Ans: The few examples of UI objects are Button, List box and check box.

Ans: It is not necessary but quite helpful to have one to manage shared object repositories and to see reusability of tests is maintained with respect to shared object repository.

Ans:  The extension of exported object repository file is .xml

Ans: Automation is sometimes part of testing process because automated tests are often capable of performing action at a rate and duration that humans are capable of. This may improve test coverage and amount of testing that can be performed in a shorter amount of time.

Ans: An action can be added programmatically by using Run Action statement. Before you can use this action command in QTP expert view, you must copy or call the action in to the test. The syntax for this command is Run Action Name, [Iteration mode, iteration range]

Ans: Dynamic run-time objects can be handled by using the GETRO property.

Ans: Yes, in addition to capture and playback, QTP is also capable of descriptive programming. Scripts can be created without the need to be recorded.

Ans: Objects in shared object repository can be used in more than one action but in per action repositories, in every action objects are stored separately and not shared.

Ans: The COM interface is used in a scenario to connect the front end and back end.
For example: If you are using JavaScript as front end and oracle as a back end then CIOM interface can improve the compatibility.