Javascript Online Quiz

Q 1 - Which of the following is an advantage of using JavaScript?

A - Less server interaction

B - Immediate feedback to the visitors

C - Increased interactivity

D - All of the above.

Q 2 - Which of the following is true about cookie handling in JavaScript?

A - JavaScript can manipulate cookies using the cookie property of the Document object.

B - JavaScript can read, create, modify, and delete the cookie or cookies that apply to the current web page.

C - Both of the above.

D - None of the above.

Q 3 - Which built-in method removes the last element from an array and returns that element?

A - last()

B - get()

C - pop()

D - None of the above.

Q 4 - All user-defined objects and built-in objects are descendants of an object called Object?

A - true

B - false

Q 5 - Which of the following function of Number object returns a string value version of the current number in a format that may vary according to a browser's locale settings.?

A - toExponential()

B - toFixed()

C - toLocaleString()

D - toString()

Q 6 - Which of the following function of String object is used to find a match between a regular expression and a string, and to replace the matched substring with a new substring?

A - concat()

B - match()

C - replace()

D - search()

Q 7 - Which of the following function of String object creates an HTML anchor that is used as a hypertext target?

A - anchor()

B - link()

C - blink()

D - big()

Q 8 - Which of the following function of String object causes a string to be displayed in the specified color as if it were in a <font color='color'> tag?

A - fixed()

B - fontcolor()

C - blink()

D - bold()

Q 9 - Which of the following function of Array object creates a new array with all of the elements of this array for which the provided filtering function returns true?

A - concat()

B - every()

C - filter()

D - some()

Q 10 - Which of the following function of Array object returns a string representing the array and its elements?

A - toSource()

B - sort()

C - splice()

D - toString()