• Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint

Quiz

Test your knowledge of avoiding and debugging JavaScript errors by answering the following questions.

Questions

1:If you mistype a JavaScript keyword, which type of error is the result?
  1. Syntax error

  2. Function error

  3. Pilot error

A1: a. A syntax error can result from a mistyped JavaScript keyword.
2:The process of dealing with errors in a script or program is known as:
  1. Error detection

  2. Frustration

  3. Debugging

A2: c. Debugging is the process of finding and fixing errors in a program.
3:Which of the following is a useful technique when a script is not working but does not generate an error message?
  1. Rewriting from scratch

  2. Removing <script> tags

  3. Adding alert statements

A3: c. You can add alert statements to a script to display variables or the current status of the script and aid in debugging.


PREVIEW

                                                                          

Not a subscriber?

Start A Free Trial


  
  • Creative Edge
  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint