Full Stack Web Development MASTERY Course - Novice to Expert - Local and Session Storage

The video tutorial explains the use of local and session storage in JavaScript, highlighting the advantages over cookies, such as increased security and storage capacity. It covers how to access these storage types in a browser, perform operations like setting, getting, updating, and removing data, and discusses the differences between local and session storage. The tutorial also explains how to handle complex data using JSON stringify and parse methods.

What was the primary method for storing data in web applications before HTML5?

• Session storage

• IndexedDB

• Cookies

• Local storage

Which of the following is a characteristic of local storage?

• Data is stored with an expiration date

• Data is stored on the server

• Data is stored as key-value pairs without expiration

• Data is automatically cleared when the browser is closed

How does session storage differ from local storage?

• Session storage data persists even after the browser is closed

• Session storage data is cleared when the browser is closed

• Session storage data is stored on the server

• Session storage allows for larger data storage than local storage

What is the storage limit for session storage?

• 1 to 2 megabytes

• 5 to 10 megabytes

• 10 to 20 megabytes

• Unlimited

Which of the following is true about data stored in session storage?

• It can only be read on the client side

• It persists across browser sessions

• It is transferred to the server

• It is automatically backed up

Which method is used to store data in local storage?

• localStorage.removeItem()

• localStorage.getItem()

• localStorage.clear()

• localStorage.setItem()

What happens when you use localStorage.removeItem()?

• It updates an existing key-value pair

• It clears all data in local storage

• It removes a specific key-value pair

• It retrieves a specific key-value pair

What is the result of using localStorage.clear()?

• It updates an existing key-value pair

• It retrieves a specific key-value pair

• It removes a specific key-value pair

• It clears all data in local storage

Which function is used to convert an object into a string for storage in local storage?

• JSON.stringify()

• localStorage.getItem()

• JSON.parse()

• localStorage.setItem()

What is the purpose of JSON.parse() in the context of local storage?

• To clear all data in local storage

• To convert a string back into an object

• To update an existing key-value pair

• To store data in session storage