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.
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Answer:
In some cases (for example, that of the Talensi), an independent community or chiefdom was aware that others like it shared the same culture and social structure, and there were occasional common rituals that brought independent communities together. In other cases (for example, the Dagaba), political and cultural boundaries were not sharp, and there was no sense that an ethnic group included some communities and excluded others, although shifting distinctions were made based on various cultural traits. In the case of the Dagaba, the most important or recurrent of these distinctions seemed to be, and in the mid-twentieth century continued to be, whether inheritance was exclusively determined in the patrilineal line or, at least in part, followed the matrilineal line.
Explanation:
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Answer: B
Explanation: Initial Public Offering
Answer:
Hades
Explanation:
Hades was the god of the dead and the underworld according to Greek Mythology.
Answer:A. is challenging but still allows for proper form
Explanation:
When you want to increase strength you don't want to exhaust yourself but still you want to challenge yourself out of your comfort zone in a proper way.
You building muscles but you still want to ensure consistency without burning out.
Strength exercises challenges your ability to endure, for example holding a plank challenges your whole body and how long can you endure the position.
At the same time you have to do it properly to ensure that you obtain the right results .
If you don't hold it properly you may injure yourself or not get the desired results .
