What library can be used to simplify handling touch gestures in JavaScript?
A). jQuery
B). Bootstrap
C). Hammer.js
D). Angular.js
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 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
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
Which event is fired when a user places a finger on the touch surface?
A). touchend
B). touchmove
C). touchstart
D). touchcancel
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 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
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
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 event should be used to handle double-tap gestures?
A). touchstart
B). touchmove
C). doubletap
D). touchend