Which statement is true about the null literal?

How do you declare a Symbol literal?

A). Symbol()

B). symbol('id')

C). Symbol('id')

D). symbol()

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

A). 42

B). 42

C). 0x42

D). 0b42

Which of these is a valid Boolean literal?

A). 1

B). 0

C). 1

D). 0

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

let x = 0o10;

A). 8

B). 10

C). 16

D). 0

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

Which syntax is used to create a BigInt literal?

A). BigInt(12345)

B). 12345n

C). bigint 12345

D). 12345N

What is the correct way to declare a string literal?

A). 'Hello'

B). Hello

C). Hello

D). All of the above

Which literal correctly defines an object with a method?

A). { name: 'Alice' }

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

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

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

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 }