decision_tables_flashcards

Question 1

What is a decision table?

Answer 1

A matrix representation of the logic of a decision that specifies possible conditions and resulting actions.

Question 2

What are condition stubs in a decision table?

Answer 2

Part of a decision table that lists the conditions relevant to the decision.

Question 3

What are action stubs in a decision table?

Answer 3

Part of a decision table that lists the actions that result from a given set of conditions.

Question 4

What are rules in a decision table?

Answer 4

Part of a decision table that specifies which actions are to be followed for a given set of conditions.

Question 5

What is an indifferent condition in a decision table?

Answer 5

A condition whose value does not affect which actions are taken for two or more rules.

Question 6

What are the steps to create a decision table?

Answer 6

1. Name the conditions and their possible values. 2. Name all possible actions. 3. List all possible rules. 4. Define actions for each rule. 5. Simplify the table.

Question 7

Why are decision tables useful in system analysis?

Answer 7

They help in clearly representing the logic of choice in conditional statements, making it easier to analyze complex decisions.

Question 8

What is a reduced decision table?

Answer 8

A simplified version of a decision table where indifferent conditions are removed to reduce complexity.

Question 9

How do decision tables support business rules?

Answer 9

They systematically document business rules, ensuring consistent decision-making in information systems.

Question 10

How do decision tables compare to decision trees?

Answer 10

Decision tables provide a structured tabular representation, while decision trees use a hierarchical branching structure.