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

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

A). A complex touch interaction

B). A single touch interaction

C). A visual design element

D). A type of touch event

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

A). jQuery

B). Bootstrap

C). Hammer.js

D). Angular.js

What does the touchmove event do?

A). Fires when a touch point is removed

B). Fires when a touch point moves

C). Fires when a touch point is placed

D). Fires when a touch point is disrupted

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 primary purpose of touch events in mobile devices?

A). To enhance visual design

B). To handle user interactions

C). To increase loading speed

D). To improve SEO

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 does the .on('swipe', function) method in Hammer.js do?

A). Adds a swipe event handler

B). Adds a touchstart event handler

C). Adds a touchmove event handler

D). Adds a touchend event handler

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

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