JavaScript Quiz -3

The pop() method of the array does which of the following task?

Which keyword is used to define the function in javascript?

To determine whether one object is the prototype of (or is part of the prototype chain of) another object, one should use the ____________

The method or operator used to identify the array is __________

What must be done in order to implement Lexical Scoping?

What kind of scoping does JavaScript use?

The purpose of extensible attribute is to __________

The function stops its execution when it encounters?

If you have a function f and an object o, you can define a method named m of o with ________

What will happen if reverse() and join() methods are used simultaneously?

A linkage of series of prototype objects is called as ________

The primary purpose of the array map() function is that it __________

When does the function name become optional in JavaScript?

Which is an equivalent code to invoke a function m of class o that expects two arguments x and y?

The basic purpose of the toLocaleString() is to _________

The function definitions in JavaScript begins with _____________

The reduce and reduceRight methods follow a common operation called __________

Do functions in JavaScript necessarily return a value?

What is the purpose of a return statement in a function?

A function with no return value is called ___________