Register Login
Internet / AI Technology University (ITU/AITU)
Created by info@itofthefuture.com
Welcome Anonimous.User to this quiz related to Test Java And Databases.

Read the question and choose correct answers. Time is limited to 40 seconds!

Important! Do not forget to rank the quality of the question (from bad to excellent).
An initiator of the quiz will get royalty score for QnAs created by her/him and can win the Top Creativity Prize.
Question:
When does executeQuery() method return null?

In case of internal database or database driver error


When the query is invalid


When INSERT or UPDATE statement was executed


When connection is closed


When the query is a call to a stored procedure


When the query returns 0 rows


Normally, never. ResultSet object is always created
Rank the Quality of the Question from "-10" (bad) or "0" (not clear) to 10 (correct) or even 20 (very good!)
-10 (bad/wrong) 0 (not clear) 10 (correct) 20 (very good!)
Your summary report will be available to you and your instructor. Thank you for your work!!!