Caching And Debugging - Study Mode

[#21] What is the purpose of XMLHttpRequest?
Correct Answer

(C) Load content without loading new document

Explanation

Solution: XMLHttpRequest makes it possible to load additional content from the Web without loading a new document, a core component of AJAX.

[#22] Which API makes the user’s current location available to browser-based application?
Correct Answer

(D) Geolocation API

Explanation

Solution: The Geolocation API makes the user’s current location available to browser-based applications.

[#23] Which of the following ensures additional interactivity mechanism?
Correct Answer

(A) WAI ARIA

Explanation

Solution: WAI ARIA offers mechanisms to ensure that this additional interactivity remains usable independent of devices and disabilities.

[#24] What is the necessity to have API?
Correct Answer

(B) Describe particular task

Explanation

Solution: An API may describe the ways in which a particular task is performed.

[#25] What is the purpose of the event onAirEvent?
Correct Answer

(A) Content is played

Explanation

Solution: The event onAirEvent is fired when the player starts playing content being broadcasted on the channel.