web technologies

Question 1

describe what is meant by javascipt

Answer 1

javascript is a programming language in a web browser

that can be embedded into html with tags to add interactivity to a page

Question 2

Explain why it is usually the case that JavaScript is interpreted rather than compiled.

Answer 2

javascript is likely to be run on a variety of machines with different processors Compiled code is machine dependant whereas interprers run on high level code

Question 3

Describe one advantage of storing the CSS in an external file rather than it being embedded within HTML files

Answer 3

Changes can be made to an external style sheet and affect the site , this saves time and ensures consistency. Stylesheet can be changes for different themes