JavaScript Literals Mockest | JavaScript

11.

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 }

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12.

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'; } }

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13.

What is the correct syntax for a template literal?

A). 'Hello, ${name}!' B). Hello, ${name}! C). Hello, ${name}! D). templateHello, ${name}!

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14.

Which literal can contain mixed data types?

A). Object B). Array C). String D). Number

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15.

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

A). 42 B). 42 C). 0x42 D). 0b42

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16.

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'!

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17.

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

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18.

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

let x = 0o10;

A). 8 B). 10 C). 16 D). 0

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19.

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

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