javascript

What is JavaScript?

• A scripting language

• A nucleic acid present in all living cells

• A type of rice

• A style sheet language used for describing the presentation of a document

These are all uses of JavaScript except for one...

• Adds interactive behavior to the webpages.

• Develops web server and gaming apps

• Creates web and mobile applications

• Control how elements are positioned and laid out

What is the tag for External File Script?

• <script src="externalfile name.js"> </script>

• <script src="file name">

  </script>

• <script src = "file name.js"> </script>

• <script scr="file name.js"> </script>

When was JavaScript invented?

• 1993

• 1994

• 1995

• 1996

• 1997

-Used to store data keywords.

-Uses var keyword in declaring ________.

• variance

• various

• variety

• variable

Has 'function' or 'block' scope.

• Function Scope

• Local Scope

• Global Scope

• Global Scoop

Variables declared inside a block.

• Local Scope

• Block Scope

• Global Scope

• Function Scope

Starts with a // and ends with //.

• Single Line Comment

• Double Line Comment

• Multi-Line Comments

• Multiple Comments

An __________ (_) is used to assign

values to variables.

• Subtraction Sign -

• Equal Sign =

• Addition Sign +

• Parenthesis ()

Used to identify actions to be performed.

• CamelCase

• Variables

• Identifiers

• Keywords