Q100
Which API allows scripts in a document from one server to exchange messages with scripts?
A.
Cross-Document Messaging API
AnswerB.
Web application API
C.
Both Cross-Document Messaging API & Web application API
D.
None of the mentioned
Answer: Option A
Solution
Answer: Option A
Solution:
The Cross-Document Messaging API allows scripts in a document from one server to exchange messages with scripts in a document from another server. This works around the limitations of the same-origin policy in a secure way. Each message that is sent triggers a message event on the Window of the receiving document.