Javascript interview questions part 37
Javascript interview questions part 37
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Total Questions: 20
1. Which of the following reads the textual contents of a URL and returns as a string?
Correct Answer is : readUrl(url);
2. When does JSNLog have server-side extensions?
Correct Answer is : Use of .NET
3. What is the purpose of script loading?
Correct Answer is : Load JavaScript files programmatically
4. What will happen if the browser encounters a script tag without an src attribute?
Correct Answer is : Sends it to the interpreter
5. What is the solution to the absence of a script tag without an src attribute?
Correct Answer is : Create inline JavaScript
6. How to get a particular value using the tagged name?
Correct Answer is : getElementsbyTagName()
7. What should be the type of script_url?
Correct Answer is : Any of the mentioned
8. What is the purpose of using the async attribute in the script tag?
Correct Answer is : Load the script asynchronously
9. Why do we need to use an onload event in the script tag after using the async attribute?
Correct Answer is : Invoke code during downloading
10. What is the purpose of the startTimeLogging() method?
Correct Answer is : All of the mentioned
11. What is the type of datatype the async attribute optionally accepts?
Correct Answer is : Boolean
12. What is the method used to create an element in the HTML DOM?
Correct Answer is : createElement()
13. What is the purpose of the method createDocumentFragment()?
Correct Answer is : Creates imaginary node object
14. What is the default value of the asyc attribute?
Correct Answer is : TRUE
15. What is the method to create a data frame?
Correct Answer is : data.frame()
16. What is the purpose of creating a data frame?
Correct Answer is : Hold the page render time & load time
17. Which of the following navigator object properties is the same in both Netscape and IE?
Correct Answer is : navigator.appCodeName
18. Which best explains getSelection()?
Correct Answer is : Returns the value of cursor-selected text
19. Which of the following are client-side JavaScript object?
Correct Answer is : FileUpLoad
20. What is the purpose of the method localeCompare()?
Correct Answer is : If the reference string comes before or after another string
