View of Data Quiz with Answers PDF Download – Test 117

MCQ 581: At the physical level a record can be described as a block of:

1. Consecutive storage location
2. Random storage location
3. Standardized storage location
4. Undefined storage location

MCQ 582: The concurrency control in which all data on a page or multiple pages will be locked simultaneously, is known to be:

1. Page locking
2. Class locking
3. Object locking
4. Cluster level locking

MCQ 583: It is possible to store time-zone information along with the time by specifying:

1. time without timezone
2. date with timezone
3. time with timezone
4. date without timezone

MCQ 584: The unique identifier field in the update log record in which the data item is written is called:

1. Transaction identifier
2. New value identifier
3. Data-item identifier
4. Data-value identifier

MCQ 585: Contemporary database systems for naming relations provide a:

1. No hierarchy
2. 2 level hierarchy
3. 3 level hierarchy
4. 4 level hierarchy