The Complete Vue.js Course for Beginners - Computed Property

The video tutorial introduces computed properties, explaining their purpose and benefits. It provides a practical example using a data function with parameters like author and books, demonstrating how to use computed properties to simplify code. The tutorial guides viewers through implementing computed properties in a web application, including creating a custom example. It concludes with final steps and corrections to ensure the computed property functions correctly, emphasizing the importance of naming functions and using brackets appropriately.

What is the primary advantage of using computed properties over regular data properties?

• They require less memory.

• They are faster to execute.

• They automatically update when dependencies change.

• They are easier to write.

In the example provided, what does the computed function 'publishedbookmessage' replace?

• A comparison operation in a span tag.

• A complex data function.

• A loop structure.

• A simple arithmetic operation.

What is the first step in implementing a computed property in a web application?

• Add a JavaScript alert.

• Write a CSS file.

• Copy and paste the data function.

• Create a new HTML page.

In the custom example, what was the initial issue with the variable name 'return'?

• It was too long.

• It was a reserved keyword.

• It was not descriptive enough.

• It was misspelled.

What is the correct way to call a computed function in the H2 tag?

• Write the function name without brackets.

• Use a loop to call the function.

• Include the function name with brackets.

• Call the function inside a CSS class.