When Running an SQL Query That Uses NOT EXISTS,the NOT

question 90

Multiple Choice

When running an SQL query that uses NOT EXISTS,the NOT EXISTS keyword will be true if ________.

• A)any row in the subquery meets the condition
• B)all rows in the subquery meet the condition
• C)no row in the subquery meets the condition
• D)any row in the subquery fails to meet the condition
• E)all rows in the subquery fail to meet the condition

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Definitions:

Qualitative Model

A model that relies on non-numeric data, such as expert opinion or case studies, to analyze and predict outcomes or behaviors.

Degree of Uncertainty

A measure or assessment of the unpredictability or risk associated with a decision, project, or future event.

Human Capital

The combined abilities, expertise, and non-physical resources of people that contribute to producing economic benefits for themselves, their places of work, or their local area.

Simulation

A blend of qualitative and quantitative modelling that incorporates a set of assumptions about relationships among variables in a mathematical algorithm. Simulation can simultaneously model demand and supply, and is very useful for testing the impact of assumptions on the outcome of the model.