* fix: dictionaries and loops * fix: dictionaries common applications * fix: intermediate strings * fix: introduction elements of python * fix: networking using urllib in python * fix: objects a sample class * fix: python dictionaries * fix: python lists * fix: strings and lists * fix: web services xml * fix: refactor python questions to md * fix: refactor questions to md * fix: remove extra word Removed unnecessary word is * fix: add code blocks to answers Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com> * fix: format python code Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com> Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>
631 B
631 B
id, title, challengeType, isHidden, isRequired, videoId
id | title | challengeType | isHidden | isRequired | videoId |
---|---|---|---|---|---|
5e7b9f180b6c005b0e76f08d | Representing Relationships in a Relational Database | 11 | true | true | -orenCNdC2Q |
Description
Tests
question:
text: |
What is a foreign key?
answers:
- |
A key that is not supposed to be there.
- |
A key that uses non-latin characters.
- |
A number that points to the primary key of an associated row in a different table.
- |
A key that the "real world" might use to look up a row.
solution: 3