JavaScript Interview Questions

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How you will sort an Array using javascript (Number Array, Character Array)?

Anurag Tomar
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5

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Does JavaScript supports OOP ?

Imran Javed Zia
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1

Answer

Why does JavaScript has cross browser issues ?

Imran Javed Zia
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1

Answer

Is JavaScript sub set or supper set of Java ?

Imran Javed Zia
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1

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How does minification helps in performance ?

Imran Javed Zia
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2

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What does this refer to ?

Imran Javed Zia
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2

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What is the difference between undefined value and null value ?

Manoj Kalla
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10

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what is the output for console.log(0.1 + 0.2); console.log(0.1 + 0.2 == 0.3);in JavaScript?

Abhishek Sharma
9y Reply
8

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How will you reflect your javascript code changes to all the clients without having them to refresh the page?

Vineet Kumar
10y Reply
1

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What is unobtrusive JavaScript ?

Mohseen Jamal
10y Reply
2

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What is bubbling and capturing in javascript?

Manju lata Yadav
10y Reply
2

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What is event bubbling in JavaScript?

Pankaj Pathak
11y Reply
1

Answer

How do you organize your JavaScript code?

Rahul Pandey
11y Reply
4

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What is the difference between undefined and null in JavaScript?

Sanjay Dixit
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1

Answer

How do you organize your JavaScript code?

Rajeev Prajapati
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