Which of the Following Are Benefits of Running a Database

question 182

Multiple Choice

Which of the following are benefits of running a database on Amazon RDS compared to an on-premises database? (Choose two.)

• A) RDS backups are managed by AWS.
• B) RDS supports any relational database.
• C) RDS has no database engine licensing costs.
• D) RDS database compute capacity can be easily scaled.
• E) RDS inbound traffic control (for example, security groups) is managed by AWS.

Comprehend the basics and importance of SQL as a query language for databases.

Identify the goals and processes of normalization in database design.

Know the different types of relationships in database modeling.

Understand the use of specific software tools for database querying.

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Definitions:

Directional Hypothesis

A hypothesis that specifies the direction of the expected relationship between variables, indicating how one variable will affect another.

Alternative Hypothesis

The hypothesis that proposes a specific relationship between variables, contrary to the null hypothesis.

Directional Hypothesis

A hypothesis that specifies the direction of the expected difference or relationship between two variables.

Null Hypothesis

A statement in statistics that there is no significant difference or effect, and any observed difference is due to sampling or experimental error.