reading-notes

Reading 6

1. What are variables in JavaScript?

   Variables in JavaScript are containers for data.

2. What does it mean to declare a variable?

   Declaring a variable is the act of creating a variable in JavaScript.

   They can be declared in 4 ways:

   • Modern JavaScript - Using let; Using const
   • Older JavaScript - Using var; Automatically (both not recommended)

3. What is an “assignment” operator, and what does it do?

   In JavaScript, the equal sign (=) is an assignment operator, not an equal to operator. For example, if let x = 6 + 7; then x = 13

4. What is information received from the user called?

   User-generated input data