VariablesAndDataTypes.md

Variables and DataTypes Instructor Notes

Objectives

• Write comments to notate and organize your code
• Name all primitive data types in JavaScript.
• Explain what a variable is.
• Explain the difference between a value and an expression
• Explain the difference between =, ==, and === in JavaScript.
• Explain what type conversion is.
• Name all the "falsey" values in JavaScript.

Write comments to notate and organize your code

Check for understanding

In your slate, write down the syntax for comments in javascript. Make sure to include both single line and multiple line comments. Be prepared to share your answer with the class.

Name all primitive data types in JavaScript.

Check for understanding

In your slate, write down all the primitive data types in javascript. Be prepared to share your answer with the class.

Explain what a variable is.

Check for understanding

Turn to your neighbor and explain what a variable is. Be prepared to share your answer with the class.

Explain the difference between a value and an expression

Check for understanding

Turn to your neighbor and explain what the difference between a value and an expressions is. Be prepared to share your answer with the class.

Explain the difference between =, ==, and === in JavaScript

Check for understanding

In your notebook, write down and explination of the difference between =, ==, and ===. Be prepared to share your answer with the class

Explain what type conversion is.

Check for understanding

Turn to your neighbor and explain what type conversion is. Be prepared to share your answer with the class.

Name all the "falsey" values in JavaScript.

Check for understanding

Turn to your neighbor and name all the "falsey" values in javascript.