The overall design of a database is called?

How is it possible that both programs and data can be stored on the same floppy disk?

• [A] Floppy disks can only store data, not programs
• [B] Programs and data are both software, and both can be stored on any memory device
• [C] A floppy disk has to be formatted for one or for the other
• [D] A floppy disks has two sides, one for data and one for program

The number of attributes in relation is called as its .....................

• [A] Cardinality
• [B] Degree
• [C] Tuple
• [D] Row

An object can have which of the following multiplicities?

• [A] Zero
• [B] One
• [C] More than one
• [D] All of the above.

Which one of the following is a direct benefit of databse normalization?

• [A] higher query processing efficiency
• [B] smaller number of tables
• [C] reduced I/O for most queries
• [D] reduced data redundancy

The EXISTS keyword will be true if:

• [A] any row in the subquery meets the condition only.
• [B] all rows in the subquery fail the condition only.
• [C] both of these two conditions are met.
• [D] neither of these two conditions is met.