Decision Tree and Decision Table Vocabulary (LMS Example)

Vocabulary flashcards covering key terms related to decision trees and decision tables as illustrated by the LMS example.

Decision Tree

A graphical view of processing logic where edges represent conditions and leaf nodes indicate the actions to perform depending on condition outcomes.

Edge (in a decision tree)

The branch representing a tested condition and its possible outcomes.

Leaf Node

A terminal node of a decision tree that specifies the action to perform for a given set of conditions.

Full form of LMS

Library membership automation software

New Member (LMS option)

An option where the system collects member details, creates a membership record, and prints the annual bill and security deposit.

Renewal (LMS option)

An option to renew membership; the system verifies the member, updates the expiry date, and prints the renewal bill.

Cancel Membership (LMS option)

An option to cancel a membership; the system deletes the record and prints a cheque for any balance.

Membership Record

A stored entry in the database containing a member’s information.

Membership Bill

The charge printed for annual membership or renewal.

Decision Table

A tabular representation of processing logic, with conditions in the upper rows, actions in the lower rows, and each column as a rule.

Rule (in a decision table)

A column in a decision table that specifies the actions to take when the corresponding conditions are true.

Upper Part (Decision Table)

The section that lists the variables or conditions to be evaluated.

Lower Part (Decision Table)

The section that lists the actions to be taken when the conditions are satisfied.

Conditions

Variables or tests in a decision table that must be satisfied for actions to be taken.

Actions

Operations or outputs to perform when the corresponding conditions are met.

Invalid Option

An option chosen that is not valid, which triggers an error message in the system.