Testing the application when there is no specific 
requirement details.

Adhoc testing is a part of Exploratory testing & it will
done if requirements are not proper

Adhoc tetsing means without knowing the internal 
funcationality of the application.it means without using 
the testcase document.

This testing is conducted when there is no time for complete
testing.In this testing they test main functionality of the
application randomly.

thanks Deepa Ur ans seems to b  d perfect answer.

WE DONE INFORMAL TESTING INSTEAD OF FORMAL TESTING THAT 
MEANS TEST THE MAIN FUNCTIONALITES DUE TO LACK OF TIME.




CONT:9866409485

Ad hoc testing means without using the test cases. That 
means we can execute the application using only client 
requirments documentation.

doing a short cut way does not follow sequential order this 
is adhoc testing . there is no time to deliver the product 
then it will be done

Ad-hoc testing is a type of testing in which we test the
product without any test cases and with a basic of knowledge
of the product...

Ad-hoc testing is without using any Document i.e Test Case 
and Test Plan to test the application.It does when we have 
less time and more module to test.It is a Black box Testing 
usually done by Tester.

it is one type of testing without using the test documents 
and test cases and it is not related to specific task.