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

Which touch event is fired when a touch point is removed from the touch surface?

A). touchstart

B). touchmove

C). touchcancel

D). touchend

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 can touch interactions be tested effectively on multiple devices?

A). By using a single mobile device

B). By using only desktop browsers

C). By testing on a range of devices and screen sizes

D). By disabling touch events in the code

What event should be used to handle double-tap gestures?

A). touchstart

B). touchmove

C). doubletap

D). touchend

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

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

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

How can you ensure touch interactions are smooth and responsive on mobile devices?

A). By minimizing JavaScript processing

B). By using fixed layouts

C). By preventing all touch events

D). By using high-resolution images

What is the touchcancel event used for?

A). To handle touch point disruptions

B). To handle touch point movements

C). To handle touch point starts

D). To handle touch point ends

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