Web-Development-Applications 試験問題を無料オンラインアクセス

Given the following code:

What is the value of the variable data when the code runs?

• A.Undefined
• B.A single-character string
• C.An empty string
• D.Null

Which tag is required when importing the jQuery library?

• A.Section
• B.Body
• C.meta
• D.Script

What does a computer use to read and execute JavaScript code?

• A.A validator
• B.A virtual machine
• C.An interpreter
• D.A compiler

Given the following HTML statement:

And the following style:

Which line of the changes the background color of the <div> tag when the width is between 600 pixels and
900 pixels or more than 1, 100 pixels?

• A.
• B.
• C.
• D.

Given the following JavaScript code:

What happens when this code is executed?

• A.The object with the id demo is changed to x.
• B.The object with the id innerHTML is changed to x.
• C.The object with the id innerHTML is changed to 6.
• D.The object with the demo is changed to 6.