Q
What is the syntax for an arrow function in ES6?

Answer & Solution

Answer: Option D
Solution:
Arrow functions can be written with or without the return keyword and curly braces for single expressions.
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How do you interpolate variables in a string using template literals?

A). Hello, + name + '!'

B). Hello, ${name}!

C). 'Hello, ' + name + '!'

D). Both A and B

What is the output of const x = 10; x = 20;?

A). 20

B). 10

C). Error

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What is the output of const [a, b] = [1, 2];?

A). a = 1, b = 2

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A). export function myFunc() {}

B). module.exports = myFunc;

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What does the ... operator do when used in a function parameter?

A). It spreads an array

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D). It represents the rest of the arguments

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A). import { myFunc } from 'module';

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What keyword is used to declare a block-scoped variable in ES6?

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