Answer:
All records of relation B related with that record of relation A will be deleted
Explanation:
After deletion of a record from relation A will delete all of the records from relation B where their <em>foreign key</em> is the <em>primary key</em> of the record being deleted from relation A.
Answer:
I believe the answer is exclusive but im not 100% sure
Answer:
True
Explanation:
In order to be compliant with the NIST publications, policies must include key security control requirements. One of these key requirements includes certification and accreditation, which is a process that occurs after the system is documented, controls tested, and risk assessment completed. It is required before going live with a major system. Once a system is certified and accredited, responsibility shifts to the owner to operate the system is a true statement.
To measure the pollution of a particular river, one must take the sample of the river and take the sample of pure water, then draw the conclusion, it will tell the amount of pollution in the river water.
<h3>What is pollution?</h3>
Pollution is the mixing of unwanted or harmful things in any substance or compound.
Water pollution is the mixing of toxics and chemicals in water.
Thus, to measure the pollution of a particular river, one must take the sample of the river and take the sample of pure water, then draw the conclusion, it will tell the amount of pollution in the river water.
Learn more about pollution
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<span>Which is not a component of a database that describes how data is stored?</span>
