What is the purpose of the return statement in a function?
A). To output a value to the console
B). To exit a function and return a value
C). To pass a value to another function
D). To loop through a function
How do you call a method named greet that belongs to an object person?
A). person(greet);
B). person.greet();
C). greet.person();
D). call person.greet();
How do you write an anonymous function in JavaScript?
A). function() { }
B). function anonymous() { }
C). func() { }
D). function: anonymous() { }
Which statement correctly defines a function named sum that returns the sum of two parameters a and b?
A). function sum(a, b) { return a + b; }
B). function sum(a, b) { a + b; }
C). function sum(a, b) return a + b;
D). function sum(a, b) { return (a + b) }
What will be the output of the following code: function test() { return 'Hello'; } alert(test());?
A). undefined
B). test
C). Hello
D). error
How do you define a default parameter in a function?
A). function myFunction(param = 10) { }
B). function myFunction(param == 10) { }
C). function myFunction(param := 10) { }
D). function myFunction(param : 10) { }
How can you return a value from a function?
A). return value;
B). give value;
C). send value;
D). output value;
What is a method in JavaScript?
A). A function stored as a property of an object
B). A variable declared within a function
C). A keyword used to define a function
D). A loop within a function
Which of the following is an example of an arrow function?
A). function => { }
B). () => { }
C). arrow function() { }
D). => function() { }
Which of the following is true about functions in JavaScript?
A). Functions cannot be nested
B). Functions can only have one parameter
C). Functions can be assigned to variables
D). Functions cannot return values