| id |
challengeType |
videoId |
| 5e7b9f0e0b6c005b0e76f07c |
11 |
yWU9kTxW-nc |
--question--
--text--
What is XSD?
--answers--
The W3C Schema specification for XML.
The standard JSON schema from MOZ.
Extensible Situational Driver
--video-solution--
1
--hints--
--solutions--