Which literal correctly defines an object with a method?

How do you declare a Symbol literal?

A). Symbol()

B). symbol('id')

C). Symbol('id')

D). symbol()

Which of these is a correct array literal?

A). {}

B). []

C). [[]]

D). Array()

Which literal can contain mixed data types?

A). Object

B). Array

C). String

D). Number

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

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

A). 42

B). 42

C). 0x42

D). 0b42

What is the correct syntax for a template literal?

A). 'Hello, ${name}!'

B). Hello, ${name}!

C). Hello, ${name}!

D). templateHello, ${name}!

How would you define an empty object literal?

A). []

B). {}

C). empty

D). Object()

What is the correct way to declare a string literal?

A). 'Hello'

B). Hello

C). Hello

D). All of the above

Which of the following correctly defines a function literal?

A). function add(a, b) { return a + b; }

B). function = add(a, b) { return a + b; }

C). function: add(a, b) { return a + b; }

D). function add() = { a + b }

Which syntax is used to create a BigInt literal?

A). BigInt(12345)

B). 12345n

C). bigint 12345

D). 12345N