Boolean Logic CS Thinking Example 3

Follow the full solution, then compare it with the other examples linked below.

Example 3

medium
Evaluate: NOT (TRUE OR FALSE) AND TRUE.

Solution

  1. 1
    Step 1: TRUE OR FALSE = TRUE. NOT TRUE = FALSE.
  2. 2
    Step 2: FALSE AND TRUE = FALSE.

Answer

FALSE
Operator precedence matters: brackets first, then NOT, then AND, then OR. Evaluating in the wrong order gives incorrect results.

About Boolean Logic

A system of logic that works with only two possible values—true and false—combined using the operators AND, OR, and NOT. Boolean logic provides the mathematical foundation for all decision-making in computing, from simple if-statements to complex database queries and digital circuit design.

Learn more about Boolean Logic →

More Boolean Logic Examples

Example 1 medium

Evaluate: (TRUE AND FALSE) OR (NOT FALSE).

Example 2 medium

Complete the truth table for A AND (NOT B) where A and B can each be TRUE or FALSE.

Example 4 medium

Evaluate the condition `(loggedIn AND NOT suspended) OR teacherOverride` when loggedIn = TRUE, suspe

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