JAVASCRIPT-QUIZ

Q 1 - Which of the following is correct about features of JavaScript?

A - JavaScript is a lightweight, interpreted programming language.

B - JavaScript is designed for creating network-centric applications.

C - JavaScript is complementary to and integrated with Java.

D - All of the above.

Q 2 - Which of the following is a valid type of function javascript supports?

A - named function.

B - anonymous function.

C - Both of the above.

D - None of the above.

Q 3 - Which built-in method calls a function for each element in the array?

A - while().

B - loop().

C - forEach().

D - None of the above.

Q 4 - Which built-in method returns the characters in a string beginning at the specified location?

A - substr().

B - getSubstring().

C - slice().

D - None of the above.

Q 5 - Which of the following function of String object returns a number indicating the Unicode value of the character at the given index?

A - charAt().

B - charCodeAt().

C - concat().

D - indexOf().

Q 6 - Which of the following function of String object returns the characters in a string between two indexes into the string?

A - slice().

B - split().

C - substr().

D - substring().

Q 7 - Which of the following function of String object returns the calling string value converted to upper case while respecting the current locale?

A - toLocaleUpperCase().

B - toUpperCase().

C - toString().

D - substring().

Q 8 - Which of the following function of Array object returns a new array comprised of this array joined with other array(s) and/or value(s)?

A - concat().

B - pop().

C - push().

D - some().

Q 9 - Which of the following function of Array object adds one or more elements to the end of an array and returns the new length of the array?

A - pop().

B - push().

C - join().

D - map().

Q 10 - Which of the following function of Array object reverses the order of the elements of an array?

A - reverse().

B - push().

C - reduce().

D - reduceRight().

JAVASCRIPT-QUIZ

Please attempt all questions....