A ________ Is S Field or Set of Fields in a Record

question 76

Multiple Choice

A ________ is s field or set of fields in a record that uniquely defines the record.

• A) attribute
• B) key
• C) primary key
• D) data item

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Definitions:

Neuron

A specialized cell transmitting nerve impulses; a nerve cell, which is the fundamental unit of the nervous system enabling communication throughout the body.

Nervous System

A complex network of nerves and cells that transmit signals between different parts of the body.

Carcinoma

Carcinoma is a type of cancer that begins in the skin or in tissues that line or cover internal organs.

Myelin Sheath

A fatty layer that surrounds the axon of some neurons, increasing the speed at which electrical impulses propagate along the nerve cell.