# Lesson 8 - Activity 4 - Can use AND, OR and NOT in logicial operators?

**URL:** <https://club.ministryoftesting.com/t/lesson-8-activity-4-can-use-and-or-and-not-in-logicial-operators/31712>\
**Category:** Discussions\
**Tags:** java-intro\
**Created:** [28 November 2019 15:59 UTC](https://club.ministryoftesting.com/t/lesson-8-activity-4-can-use-and-or-and-not-in-logicial-operators/31712 "2019-11-28T15:59:12Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![mike\_talks](https://sea2.discourse-cdn.com/flex020/user_avatar/club.ministryoftesting.com/mike_talks/32/11115_2.png) [@mike\_talks](https://club.ministryoftesting.com/u/mike_talks)\
**Post date:** [28 November 2019 15:59 UTC](https://club.ministryoftesting.com/t/lesson-8-activity-4-can-use-and-or-and-not-in-logicial-operators/31712/1 "2019-11-28T15:59:12Z")

</div>

**Time:** 15 minutes

**Purpose:** Understanding how logical operations work

**Introduction:** Experimenting with how AND, OR and NOT operations work

**Task:** Logical operations such as AND, OR and NOT are typically taught in school. They take in inputs and reduce to a true or false expression.

Take some times to refamiliarise yourself with them, or find a resource to cover them from new.

This is used when you have a declaration which will never change – there will always be 360 degrees in a circle, PI will always be 3.14

More than just looking up the answer, have a go at playing with using it and seeing how it changes behaviour.