Which of the following is a correct way to define a decimal literal?

Which literal can contain mixed data types?

A). Object

B). Array

C). String

D). Number

Which symbol represents a null literal?

A). undefined

B). null

C). NULL

D). none

Which of the following is a valid numeric literal in JavaScript?

A). 1234

B). 0b1010

C). 0xGHI

D). 0o89

Which of the following correctly defines a method in an object literal?

A). { name: 'Alice', greet: () => 'Hello' }

B). { name: 'Alice', greet() { return 'Hello'; } }

C). { name: 'Alice', greet: function() { return 'Hello'; } }

D). All of the above

What is the value of x after the following code executes?

let x = 0o10;

A). 8

B). 10

C). 16

D). 0

What will be the output of the following code?

let greeting = Hello, ${'World'}!;

A). Hello, World!

B). Hello, ${'World'}!

C). Hello, ${World}!

D). Hello, 'World'!

Which of these is a valid Boolean literal?

A). 1

B). 0

C). 1

D). 0

How would you define an empty object literal?

A). []

B). {}

C). empty

D). Object()

Which statement is true about the null literal?

A). null is an object

B). null is a keyword

C). null is a primitive value

D). null is a data type

How do you declare a Symbol literal?

A). Symbol()

B). symbol('id')

C). Symbol('id')

D). symbol()