What does the method Array.from() do?
A). Converts an array to a string
B). Converts an iterable or array-like object to an array
C). Clones an array
D). Filters an array
What is the output of [...'hello']?
A). ['hello']
B). ['h', 'e', 'l', 'l', 'o']
C). [104, 101, 108, 108, 111]
D). ['h', 'e', 'll', 'o']
What is the output of typeof Symbol('description')?
A). 'string'
B). 'object'
C). 'symbol'
D). 'undefined'
What keyword is used to declare a block-scoped variable in ES6?
A). var
B). let
C). const
D). function
How can you create a new promise in ES6?
A). new Promise(function)
B). Promise(function)
C). promise(function)
D). New Promise(function)
What does the ... operator do when used in a function parameter?
A). It spreads an array
B). It restates the parameters
C). It indicates a default parameter
D). It represents the rest of the arguments
How do you declare a constant variable in ES6?
A). const
B). let
C). var
D). function
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
How do you import a default export in ES6?
A). import { myFunc } from 'module';
B). import myFunc from 'module';
C). import * as myFunc from 'module';
D). import { default as myFunc } from 'module';
What is the correct syntax to create a class in ES6?
A). class MyClass {}
B). class = MyClass {}
C). new MyClass = class {}
D). create class MyClass {}