JavaScript (OCR A-Level Computer Science): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What is the primary purpose of JavaScript in web development?
What is the primary purpose of JavaScript in web development?
To add interactivity to web pages
What does client-side processing in JavaScript allow?
What does client-side processing in JavaScript allow?
Real-time updates without page reload
Which of these is NOT mentioned as a common use of JavaScript?
Which of these is NOT mentioned as a common use of JavaScript?
Server configuration
What can JavaScript do with HTML elements?
What can JavaScript do with HTML elements?
Modify them
What can JavaScript do with CSS styles?
What can JavaScript do with CSS styles?
Add or change them
What type of user interactions can JavaScript handle?
What type of user interactions can JavaScript handle?
User events like clicks
What does the alert() function do?
What does the alert() function do?
Displays a pop-up alert
What is document.getElementById() used for?
What is document.getElementById() used for?
Accessing specific HTML elements
Are semicolons required in JavaScript statements?
Are semicolons required in JavaScript statements?
Optional but improve readability
What is a common mistake with JavaScript function calls?
What is a common mistake with JavaScript function calls?
Incorrect syntax and brackets
Why is JavaScript described as essential for web pages?
Why is JavaScript described as essential for web pages?
For creating dynamic web pages