Interview question based on skill :
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Total Questions: 20
1. Math.random() returns _______________
Correct Answer is : random number between 0 and 1
2. How many parameters does the WebPageTest API accept?
Correct Answer is : 8
3. What is the purpose of getting the parameter block?
Correct Answer is : Comma separated block list
4. What will happen if you set the private flag as 1?
Correct Answer is : Test is not displayed in public
5. What is the purpose of getting the parameter fvonly?
Correct Answer is : To get the first view
6. What is the purpose of the file_get_contents()?
Correct Answer is : To get the server’s response
7. What will the file_get_contents() return?
Correct Answer is : Server’s response
8. How will you convert the returned API into an XML object?
Correct Answer is : SimpleXMLElement()
9. Which tag can handle mouse events in Netscape?
Correct Answer is : img
10. What is the tainted property of the window object?
Correct Answer is : Default status
11. Which environment variable must the user enable in order to enable data tainting?
Correct Answer is : NS_ENABLE_TAINT
12. Which of the following can be implemented using animation?
Correct Answer is : All of the mentioned
13. Which is the function that calls another function after a time interval?
Correct Answer is : setTimeout()
14. Which function is used to clear the timer value?
Correct Answer is : clearTimeout()
15. Which is the property used to position the object in the left of the screen?
Correct Answer is : object.style.left
16. Which is the function used to call a function in every time duration?
Correct Answer is : setInterval()
17. How do we get the DOM object in JavaScript?
Correct Answer is : getElementbyId()
18. How to assign the image source in JavaScript?
Correct Answer is : image.src = “url”
19. How do we create and preload an image object in JavaScript?
Correct Answer is : Both Use new keyword and Call Image()
20. Which event handler is triggered when the user’s mouse moves onto a link?
Correct Answer is : onMouseOver
