JavaScript Masterclass - Zero to Job-Ready with Hands-On Projects - Get Transactions / 237

The video tutorial explains how to access and manage transactions stored in local storage using JavaScript. It covers creating a function to loop through transactions, categorizing them into income or expense lists, and dynamically generating list items. The tutorial also discusses ensuring transaction data persists across page refreshes and managing transactions using unique data IDs for deletion.

What method is used to access transaction data from local storage?

• window.getTransaction()

• localStorage.getItem('transaction')

• sessionStorage.getItem('transaction')

• document.getElementById('transaction')

What is the purpose of the 'get transaction' function?

• To update transaction amounts

• To create new transactions

• To loop through and categorize transactions

• To delete transactions

How are transactions categorized in the function?

• By date

• By source

• By amount

• By ID

What happens when the page is refreshed after adding transactions?

• Transactions are reset to zero

• Transactions are retrieved from local storage

• Transactions are duplicated

• Transactions are lost

How are list items generated for transactions?

• Through server-side scripts

• Using CSS styles

• Dynamically through JavaScript

• Statically in HTML

Why is each transaction given a unique data ID?

• To ensure data integrity

• To enhance security

• To facilitate deletion

• To improve performance

What additional step is necessary when deleting a transaction?

• Updating the transaction amount

• Removing the transaction from local storage

• Changing the transaction ID

• Adding a new transaction