Vue.js 3 and Firebase for Beginners - Logging In and Out

The video tutorial covers implementing user authentication using Firebase. It explains how to create sign in and sign out functions, handle errors, and validate inputs. The tutorial also demonstrates integrating these functions into the user interface and debugging the authentication process.

What is the primary purpose of the 'signInWithEmailAndPassword' method in Firebase?

• To create a new user account

• To update user profile information

• To sign in existing users

• To delete a user account

Which block is used to handle errors in the login function?

• Switch block

• For loop

• Try-catch block

• If-else block

What is the purpose of setting 'signInModuleOpen' to false?

• To log out the user

• To open the sign-in module

• To close the sign-in module

• To reset the user password

Which Firebase method is used to sign out a user?

• logOut

• signOut

• removeUser

• exitUser

Where should the login and logout functions be imported in the sign-in component?

• They should not be imported

• In the middle of the component

• At the bottom of the component

• At the top of the component

What is one way to verify if a user is logged in?

• By sending an email to the user

• By checking the user object returned after login

• By checking the user's profile picture

• By logging out and logging in again

What is a potential issue that might cause an error message during login?

• Incorrect email format

• Missing console log

• Too many login attempts

• Incorrect assignment of a constant