Which of the following option is used as hexadecimal literal beginning

1.  00

2.  0x

3.  0X

4.  Both 0x and 0X

View Answer  
4
Correct Answer :

Both 0x and 0X


Explanation :
No Explanation available for this question

When there is an indefinite or an infinite value during an arithmetic computation in a program, then JavaScript prints______.

1.  Prints an exception error

2.  Prints an overflow error

3.  Displays "Infinity"

4.  Prints the value as such

View Answer  
4
Correct Answer :

Displays "Infinity"


Explanation :
No Explanation available for this question

In the JavaScript, which one of the following is not considered as an error:

1.  Syntax error

2.  Missing of semicolons

3.  Division by zero

4.  Missing of Bracket

View Answer  
4
Correct Answer :

Division by zero


Explanation :
No Explanation available for this question

What will happen, if the following JavaScript code is executed var count =0; while (count

1.  An error is displayed

2.  An exception is thrown

3.  The values of the count variable are logged or stored in a particular location or storage

4.  The value of count from 0 to 9 is displayed in the console

View Answer  
4
Correct Answer :

The values of the count variable are logged or stored in a particular location or storage


Explanation :
No Explanation available for this question

Which of the following is the correct output for the following JavaScript code: function display1(option) { return(option "true" : "false"); } bool ans=true; console.log(display1(ans));  

1.  False

2.  True

3.  Runtime error

4.  Compilation error

View Answer  
4
Correct Answer :

True


Explanation :
No Explanation available for this question

What would be the output of the following Javascript code var string1 = "Fee"; var intvalue = 10000; alert( string1 + intvalue );  

1.  Fee 10000

2.  10000

3.  Fee10000

4.  Exception

View Answer  
4
Correct Answer :

Fee10000


Explanation :
No Explanation available for this question

Which one of the given options can be considered as the correct output for the following JavaScript code const obj1 = { a:10, b:15, c:18 }; const obj2 =Object.assign({c:7, d:1}, obj1); console.log(obj2.c, obj2.d);  

1.  Undefined

2.  18,1

3.  7,1

4.  Error

View Answer  
4
Correct Answer :

18,1


Explanation :
No Explanation available for this question

What output will be returned by the function in the following code var scope ="global scope"; functioncheckingscope() { var scope ="local scope"; functionf() { return scope; } return f; }  

1.  It will returns the value in scope

2.  It will returns value null

3.  It will returns an exception

4.  It will show an error message

View Answer  
4
Correct Answer :

It will returns the value in scope


Explanation :
No Explanation available for this question

Which one of the given options can be considered as the correct output of the following code var addition=new Function("number1","number2","return number1+number2"); document.writeln(addition(10,5));  

1.  12

2.  13

3.  15

4.  Error

View Answer  
4
Correct Answer :

15


Explanation :
No Explanation available for this question

What will be the output of the following code snippet var a = 5 + "9"; document.write(a);  

1.  Compilation Error

2.  14

3.  Runtime Error

4.  59

View Answer  
4
Correct Answer :

59


Explanation :
No Explanation available for this question
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