Accepting Authentication Tokens

Accepting Authentication Tokens

Assessment

Interactive Video

•

Information Technology (IT), Architecture

•

University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains how to set up authentication middleware in an Express application. It covers creating middleware functions, applying them to specific routes, and using bearer tokens for authentication. The process of validating JSON Web Tokens (JWTs) and ensuring user authentication is detailed. The tutorial also addresses securing user data by restricting access to authenticated users and demonstrates how to fetch user profiles securely.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it recommended to define middleware in a separate file?

To make the code more readable and organized

To increase the execution speed

To avoid using async functions

To reduce the file size

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using the 'next' function in middleware?

To stop the request from proceeding

To pass control to the next middleware or route handler

To log the request details

To send a response back to the client

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can middleware be added to a specific route in Express?

By using the 'use' method

By passing it as the first argument to the route method

By passing it as the second argument to the route method

By adding it to the server configuration

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the 'authorization' header in a request?

To define the request method

To set the response format

To provide the authentication token

To specify the content type

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a 'bearer token'?

A token used for error handling

A token that specifies the request method

A token that defines the response format

A token that is sent with a request for authentication

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What library is used to validate JSON Web Tokens in the middleware?

bcrypt

express-validator

jsonwebtoken

mongoose

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if the token is not valid during the middleware execution?

The user is logged out

The token is automatically corrected

An error is thrown and the request is stopped

The request is allowed to proceed

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