Answer:
People stock up on goods and resources, creating shortages.
Explanation:
I took the test.
Answer:
D.Age
Because you usually hang out with people around your age.
The entity integrity rule states that a primary key attribute can be null. Thus the statement is false.
<h3>What is an entity?</h3>
An entity is refer to any object that exists in reality. These entities are Independent in nature. Each row in a table should be a distinct entity, which is ensured by entity integrity.
The entity integrity rule states that a primary key attribute can not be null as it shows unique characteristics of an entity.No primary key value can be null according to the entity integrity constraint because it is needed to identify specific attribute values in relation.
Therefore, the statement is False.
learn more about entity integrity, here:
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Answer:
upon much of Ireland gaining independence in 1922 as the Irish Free State, the other territories of the Empire remained under the control of the United Kingdom. From 1714 to 1837 the British throne was held by a series of kings who were also the rulers of the German state of Hanover.
Explanation:
