ISTQB questions

These are the question for certification exam of istqb for foundation level i want the answer
i remember few of the option i had in exam so i am posting them to with the ques.
do post your answer

Q.1 if cond1 or cond 2 then do C endif  how test cases are necessary for 100% decision coverage?

Q.2 Difference b/w use cases and other specification based techniques?

Q.3 How many cycles of regression testing can we do ?
     
     1 , 2 , depends on time and budget , until the software is bug free

Q.4 Group I - 0 -12 Group II- 13-18 Group III- over 18  what will be the boundary values ?

Q.5 what is integration testing?
     
     looking for faults in subsystem or project  , specifying which module to integrate

Q.6  Most appropriate reason for incident management?

      test failed , difference in expected behaviour ,  small difference in expected behavior

Q.7 Is white box testing useful for low level and high level testing or Black box is equivalent as equivalence partitioning? which 1 is true?

Q.8 Test tools used for finding  user requirements  ?

Q.9 What is the best definition for use cases?

Q.10 A small organization . Has reviewed their product they want only one review method for product because it is critical.?
 
    correct due to criticallity of product , incorrect they can use different review methods for different product
     correct they should have only one review method for all product