In the context of touch events, what is a gesture?

What is a common use case for the touchmove event in mobile web applications?

A). To detect finger movement across the screen

B). To initiate a new touch point

C). To end a touch interaction

D). To cancel a touch interaction

What should you consider when implementing touch gestures for accessibility?

A). Ignore touch gestures for accessibility

B). Provide alternative interactions

C). Use only complex gestures

D). Focus on visual design only

Why is feedback important in touch interactions?

A). To increase server load

B). To provide immediate visual confirmation

C). To reduce the need for CSS

D). To hide elements

What is the role of transform: scale() in implementing pinch-to-zoom functionality?

A). It rotates the element

B). It changes the opacity of the element

C). It scales the element size

D). It moves the element

Which event is fired when a user places a finger on the touch surface?

A). touchend

B). touchmove

C). touchstart

D). touchcancel

Why is it important to prevent default actions for certain touch events?

A). To increase load times

B). To handle custom touch interactions

C). To improve SEO

D). To reduce JavaScript usage

How can you detect a swipe gesture in JavaScript?

A). By tracking only touchstart event

B). By tracking touchstart and touchmove

C). By tracking touchstart and touchend

D). By tracking touchstart, touchmove, and touchend

What library can be used to simplify handling touch gestures in JavaScript?

A). jQuery

B). Bootstrap

C). Hammer.js

D). Angular.js

What is the benefit of using pinch-to-zoom in mobile interfaces?

A). Improves SEO

B). Enhances image loading speed

C). Provides a better user interaction

D). Reduces bandwidth usage

How does the touch-action CSS property contribute to touch event handling?

A). Prevents all touch interactions

B). Defines how an element can be manipulated by touch

C). Increases the speed of touch events

D). Disables touch events