Javascript Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Javascript Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - Which of the following is correct about features of JavaScript?
A - JavaScript is is complementary to and integrated with HTML.
Answer : C
Explanation
Both of the above options are correct.
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.
Answer : C
Explanation
Both of the above options are correct.
Q 3 - Which built-in method removes the last element from an array and returns that element?
Answer : C
Explanation
pop() method removes the last element from an array and returns that element.
Q 4 - Which built-in method returns the calling string value converted to upper case?
Answer : A
Explanation
toUpperCase() method returns the calling string value converted to upper case.
Q 5 - Which of the following function of Boolean object returns a string of either 'true' or 'false' depending upon the value of the object?
Answer : C
Explanation
toString() − Returns a string of either 'true' or 'false' depending upon the value of the object.
Q 6 - Which of the following function of String object returns a number indicating whether a reference string comes before or after or is the same as the given string in sort order?
Answer : A
Explanation
localeCompare() − Returns a number indicating whether a reference string comes before or after or is the same as the given string in sort order.
Q 7 - Which of the following function of String object returns the calling string value converted to upper case while respecting the current locale?
Answer : A
Explanation
toLocaleUpperCase() − Returns the calling string value converted to upper case while respecting the current locale.
Q 8 - Which of the following function of String object causes a string to be displayed as struck-out text, as if it were in a <strike> tag?
Answer : C
Explanation
strike() − Causes a string to be displayed as struck-out text, as if it were in a <strike> tag.
Q 9 - Which of the following function of Array object returns true if every element in this array satisfies the provided testing function?
Answer : B
Explanation
every() − Returns true if every element in this array satisfies the provided testing function.
Q 10 - Which of the following function of Array object returns true if at least one element in this array satisfies the provided testing function?
Answer : D
Explanation
some() − Returns true if at least one element in this array satisfies the provided testing function.
