Q
What does AJAX allow a web page to do?
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A
Run Java applets
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B
Exchange data with the server asynchronously and update parts of the page without a full reload
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C
Compile JavaScript
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D
Store data offline only
Correct Answer:
B. Exchange data with the server asynchronously and update parts of the page without a full reload
Explanation:
Modern code uses fetch() instead of XMLHttpRequest, and usually JSON instead of XML.
