The ____ macro action will move the focus to a specific control.

An ODMG object model cannot use exceptions for reporting errors.

Data dictionary can be used for which of the following options? 1. For f‌inding the location of the data. 2. For f‌inding the size of the storage disk. 3. For finding the owner of the data.

Which of the following inference rules for functional dependencies are correct?

1. |fA> BandA>C,thenA> BC

2. lfA>BC,thenA>BandA>C

3. |fA> B and DB>C,then DA>C

4.lfA>BandC>D.thenAC>BD

Which of the following statements is incorrect?

Which of the following RAID levels is widely used to store log f‌iles in a database system?