Which JavaScript feature is commonly used to create animations and visual effects on web pages?
A). DOM manipulation
B). CSS transitions
C). Asynchronous functions
D). Error handling
How can data display and formatting be achieved using JavaScript?
A). By handling database queries
B). By utilizing regular expressions
C). By formatting strings, dates, and numbers
D). By creating external APIs
How can JavaScript be used to handle user interactions on web pages?
A). By defining external references
B). By using event listeners
C). By including CSS stylesheets
D). By executing server-side code
Which JavaScript feature allows for the creation of dynamic content on web pages?
A). Conditional rendering
B). Asynchronous functions
C). Callback functions
D). Dynamic content creation
How can JavaScript be used to handle user input validation on web forms?
A). By utilizing external APIs
B). By defining regular expressions
C). By executing server-side code
D). By creating event listeners
How can JavaScript be utilized to format data such as dates and numbers?
A). By using external references
B). By manipulating the DOM
C). By defining regular expressions
D). By using built-in methods and functions
What is the primary advantage of using JavaScript for dynamic content creation on web pages?
A). Improved website security
B). Reduced server load
C). Enhanced user interaction and engagement
D). Simplified code maintenance
Which technique is commonly used in JavaScript to dynamically create and add elements to the DOM?
A). Event handling
B). Conditional rendering
C). DOM manipulation
D). Data display and formatting
How can event handling be utilized in JavaScript?
A). To modify CSS styles
B). To validate form data
C). To respond to user interactions
D). To connect to a database
What is the primary purpose of animation and effects in JavaScript?
A). To enhance user experience
B). To improve code performance
C). To handle database queries
D). To compress and minify code