RAID MCQs with Answers PDF Download – Test 334

MCQ 1666: The RAID level that refers to disk arrays with block level striping is named to be:

1. RAID level 0
2. RAID level 1
3. RAID level 2
4. RAID level 3

MCQ 1667: The term that means each attribute name has a unique meaning in the database, is known as:

1. Unique-entity assumption
2. Unique-role assumption
3. Unique-key assumption
4. Unique-approach assumption

MCQ 1668: The cube construct is very much like the rollup construct, except that rollup generates:

1. fewer having by queries
2. large having by queries
3. fewer group by queries
4. large group by queries

MCQ 1669: For every attribute in SQL by default, a null value as a result is a:

1. Illegal value
2. Legal value
3. Atomic value
4. Convertible value

MCQ 1670: The process of taking a collection of values and returning a single value as a result, is called:

1. Comparative function
2. Associate function
3. Aggregate function
4. Embedded function