What Are the Keywords CHECK, UNIQUE, and NOT NULL Referred

question 13

Multiple Choice

What are the keywords CHECK, UNIQUE, and NOT NULL referred to as?

• A)limits
• B)keys
• C)constraints
• D)references

---

Definitions:

Common Hepatic Duct

A duct in the liver through which bile passes from the liver to the gallbladder and to the duodenum.

Falciform Ligament

A ligament that attaches the liver to the front wall of the abdomen and the diaphragm, separating the liver's left and right lobes.

Pancreatic Duct

A conduit through which digestive enzymes from the pancreas are delivered to the small intestine.

Common Hepatic Duct

A duct formed by the convergence of the right and left hepatic ducts that transport bile from the liver to the gallbladder and duodenum.