AWS, JavaScript, React - Deploy Web Apps on the Cloud - Events in React

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of this lesson regarding the calculator app?
Adding new features to the calculator
Styling the calculator buttons
Optimizing the calculator's performance
Handling button clicks using events
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In React, how are HTML events like onclick modified?
By adding a prefix
By appending 'React' to the event name
By capitalizing the first letter
By capitalizing the second word
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be done to handle an onclick event in React?
Use a third-party library
Directly modify the HTML
Use a global variable
Define a function and pass it as a prop
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the handleNumber function in the lesson?
To perform calculations
To log errors
To handle number button clicks
To style the calculator buttons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does pressing button #8 not trigger an alert initially?
The button is disabled
The onclick event is not defined for it
The button is not visible
The button is not part of the DOM
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after setting up onclick events for buttons?
Passing parameters to identify button clicks
Styling the buttons
Adding more buttons
Removing unused buttons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge addressed in the final section of the lesson?
Identifying which button was clicked
Improving button aesthetics
Reducing code complexity
Enhancing app performance
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