How can you detect a swipe gesture in JavaScript?

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

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

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 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 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

What is the purpose of the preventDefault() method in touch event handling?

A). To allow default touch behavior

B). To prevent the default browser action

C). To increase page load time

D). To disable 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

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

A). touchstart

B). touchmove

C). doubletap

D). touchend

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

A). jQuery

B). Bootstrap

C). Hammer.js

D). Angular.js

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