HCU PHD CS MAY 2016
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
| Question 290 |
Databases that store information about the state of real world along with timeline are
| Temporal databases | |
| Mobile databases | |
| Multimedia databases | |
| Spatial databases |
Question 290 Explanation:
A temporal database stores data relating to time instances. It offers temporal data types and stores information relating to past, present and future time. Temporal databases could be uni-temporal, bi-temporal or tri-temporal. Valid time is the time period during which a fact is true in the real world.
Correct Answer: A
Question 290 Explanation:
A temporal database stores data relating to time instances. It offers temporal data types and stores information relating to past, present and future time. Temporal databases could be uni-temporal, bi-temporal or tri-temporal. Valid time is the time period during which a fact is true in the real world.