Which of the Following Is Not an Error When Drawing

question 50

Multiple Choice

Which of the following is not an error when drawing a data flow diagram?

• A) all data flowing into a process or out of a process
• B) data flow on a child diagram that has only one end connected to a process, the other end is a point in space
• C) connecting data stores and external entities directly to each other
• D) placing more than nine processes on a data flow diagram

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Definitions:

Catalyst

A material that accelerates the speed of a chemical reaction without experiencing any lasting chemical alteration.

Acid Equilibrium

The state of balance between the forward and reverse reactions in which an acid donates a proton to a base.

Acid Salt

A type of salt that contains an ionizable hydrogen atom, allowing it to act as an acid under suitable conditions.

Soluble

Ability of a substance to dissolve in a solvent, forming a homogeneous mixture at a molecular or ionic level.