Once the Data Has Been Loaded into the Database, the _____

question 50

Multiple Choice

Once the data has been loaded into the database, the _____ tests and fine-tunes the database for performance, integrity, concurrent access, and security constraints.

• A) programmer
• B) manager
• C) database administrator
• D) systems administrator

Understand the concepts of measures of central tendency (mean, median, mode) and their differences.

Understand the concepts of measures of dispersion (range, variance, standard deviation) and how they are used to describe data variability.

Recognize different statistical terms and their definitions (e.g., degrees of freedom, frequencies, z-score).

Know the difference between descriptive and inferential statistics.

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Definitions:

Low Self-efficacy

A person's belief in their incapacity to achieve goals or perform tasks effectively, which can hinder performance.

Positive Affect

An individual’s tendency to accentuate the positive aspects of herself or himself, other people, and the world in general.

Proactivity

The action of taking initiative, anticipating potential issues, and implementing solutions before problems arise.

Positive Affect

A dimension of emotional experience that refers to feelings that are enjoyable and pleasurable, including happiness, joy, and enthusiasm.