Q. What do data warehouses support?

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Q. Which one of the following is the right syntax for DECODE ?

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Q. Which of these query will display the the table given below ?

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Q. Select * from employee where employee_id>1009;

Which of the following employee_id will be displayed?

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Q. Consider the two relations instructor and department. Which of the following is used to create view for these relations together?

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Q. Which of the following is used to provide privilege to only a particular attribute ?

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Q. Which of the following statement is used to remove the privilege from the user Amir ?

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Q. Which of the following is used to provide delete authorization to instructor ?

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Q. Which of the following is true regarding views ?

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Q. If we wish to grant a privilege and to allow the recipient to pass the privilege on to other users, we append the __________ clause to the appropriate grant command.

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Q. In authorization graph if DBA provides authorization to u1 which in turn gives to u2 which of the following is correct ?

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Q. Which of the following is used to avoid cascading of authorizations from the user ?

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Q. The granting and revoking of roles by the user may cause some confusions when that user role is revoked .To overcome the above situation

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