COGNITIVE ASSESSMENT What Is Data Redundancy

question 104

Multiple Choice

COGNITIVE ASSESSMENT What is data redundancy?

• A) There is no primary key to distinguish records.
• B) Each department has its own files, so the same data might be stored in multiple files.
• C) Data is linked to multiple records in a database.
• D) In the same database, each department enters data without checking to ensure it has not already been entered.

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Definitions:

Sodium Channels

Sodium channels are protein-based pores in cell membranes that allow sodium ions to pass through, playing a crucial role in the initiation and propagation of electrical signals in neurons.

Optogenetics

A biological technique that involves the use of light to control cells within living tissue, typically neurons, that have been genetically modified to express light-sensitive ion channels.

Genetics

The science of genes, heredity, and the variation of organisms.

Light

Electromagnetic radiation within a certain portion of the electromagnetic spectrum, visible to the human eye.