Examlex
The variable part of a hierarchical form is known as the __________________.
Agricultural Revolution
A significant period of technological, social, and economic change, marked by the shift from hunter-gatherer societies to agriculture and settlement.
Terrestrial Plants
Plants that grow on land rather than in water or air, typically exhibiting adaptations like roots for water absorption and leaves for photosynthesis.
Transpiration
A mechanism where water is transported from the roots up to minuscule holes beneath the leaves in plants, converting into vapor before being discharged into the atmosphere.
Earth's Atmosphere
The layer of gases surrounding Earth, retained by Earth's gravity, which protects life by absorbing ultraviolet solar radiation, warming the surface through heat retention, and reducing temperature extremes between day and night.
Q1: The Identification Dependency Rule states that each
Q3: SELECT MAKE FROM RENTALS,CUSTOMER<br>WHERE RENTALS.CID = CUSTOMER.CID<br>AND
Q16: In a hash file,if two keys hash
Q32: SELECT DISTINCT CNAME,AGE FROM CUSTOMER,RENTALS<br>WHERE CUSTOMER.CID <>
Q32: When the recovery manager performs a(n)_ operation
Q32: Which of the following may result from
Q55: Forms that have precedence relationships should be
Q61: Inconsistency of customer names across operational databases
Q62: SELECT Vote2,COUNT(*) FROM VOTE<br>GROUP BY Vote2<br>In SQL2,the
Q74: To support object-oriented databases,SQL:2003 provides for _,which