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:
brainly.com/question/19593791
#SPJ4
Answer: Social developmental neuroscience
Explanation:
Social developmental neuroscience is is one of the psychological concept that helps in understanding the biological system and concepts such as genetic mechanism and the cellular concepts.
The social development neuroscience also describe about the various types of interpersonal social behavior of the person by refining various types of theories and concepts.
According to the given question, Charles nelson views basically reflect about the emerging field of the social developmental neuroscience connection between the cognitive and the brain process.
Therefore, Social developmental neuroscience is the correct answer.
Sumerian Writing is the answer!
Answer:
The correct answer is D.
Explanation:
According to the law, companies cannot hire any person under the age of 16. An employment certificate can vary from state to state but in this case, the situation concerns child labor law. The FLSA dictates the hours and types of jobs minors can work.
Mycenaean language, the most ancient form of the Greek language that has been discovered. It was a chancellery language, used mainly for records and inventories of royal palaces and commercial establishments. Written in a syllabic script known as Linear B, it has been found mostly on clay tablets discovered at Knossos and Chania in Crete and at Pylos, Mycenae, Tiryns, and Thebes on the mainland, as well as in inscriptions on pots and jars from Thebes, Mycenae, and other cities that imported these vessels from Crete.
