INTERVIEW QUESTIONS WEB JAVA SCRIPT DETAILS

Question: What is the difference between undefined value and null value?

Answer: (i)Undefined value cannot be explicitly stated that is there is no keyword called undefined whereas null value has keyword called null.
(ii)typeof undefined variable or property returns undefined whereas typeof null value returns object.

(i)Undefined value cannot be explicitly stated that is there is no keyword called undefined whereas null value has keyword called null.
(ii)typeof undefined variable or property returns undefined whereas typeof null value returns object. Source: CoolInterview.com

If you have the better answer, then send it to us. We will display your answer after the approval.

Rules to Post Answers in CoolInterview.com:-

• There should not be any Spelling Mistakes.
• There should not be any Gramatical Errors.
• Answers must not contain any bad words.
• Answers should not be the repeat of same answer, already approved.
• Answer should be complete in itself.

Name :*
Email Id :*
Answer :*
Verification Code	Not readable? Load New Code
Enter the above shown code: *
	Inform me about updated answers to this question