Mendix Advanced Questions And Answers All Verified
Inheritance is used to: - ANS Inherit the structure and behavior of an entity, so that all specializations can be used individually within the same process.
What is the result of generalizing the Player entity by the Person entity? - ANS T...
Inheritance is used to: - ANS Inherit the structure and behavior of an entity, so that all
specializations can be used individually within the same process.
What is the result of generalizing the Player entity by the Person entity? - ANS Two tables, one
per entity
What will happen to the ID's after generalizing the Player and Staff entities by the Person entity?
- ANS The ID's of Player and Staff will keep their own set and sequence and will equal the ID
in the Person table.
Which statement is correct?:
- A 1-1 association and inheritance are both an IS type of relation.
- A 1-1 association is an IS and inheritance is an HAS type of relation.
- A 1-1 association is a HAS and inheritance is an IS type of relation.
- A 1-1 association and inheritance are both an HAS type of relation. - ANS - A 1-1 association
is a HAS and inheritance is an IS type of relation.
Why is it a best practice to create a specialization of the FileDocument and Image entities? -
ANS It allows for better security and property configuration based on purpose.
What is the default value of the attribute DeleteAfterDownload? - ANS false
Where are the file(s) or image(s) stored by default? - ANS On the file server located on the
application server
When it is better to place Indexes? - ANS If there are more Read than Write actions.
What happens when you apply an index? - ANS The speed of Read actions will increase.
What is the result of the association in the image below? - ANS A list of ID's in the Staff object.
The app performance is affected by a reference set (both) because: - ANS Both entities needs
to be joined with the reference table and data transfer increases.
Adrian wants to select a staff member for a team. Which domain model would be suitable?
A: Staff * -> * Team
B: Staff * <- * Team - ANS B
What type of domain model changes can have an impact on the data in the database? - ANS
Type changes and Structural changes
, What are the four stages of data conversion? (multiple answers are correct) - ANS - Deploy
and convert
- Clean up model
- Model the conversion
- Extend domain model
Why is it a best practice to redeploy your app after cleaning up the model? - ANS You might be
confronted with unexpected and/or complex sync behavior during a next deployment.
What does the function reverse() do? - ANS It changes the direction in which the association is
queried.
What is the best naming for a self-reference where the buddy is referenced by an apprentice? -
ANS Apprentice_Buddy
What is the correct XPath to retrieve the goals of the buddy of an apprentice? - ANS
[SoccerSquad.Goal_Player/SoccerSquad.Player/SoccerSquad.Apprentice_Buddy [reversed()] =
'[%CurrentObject%]']
When localize is set to No, the date displayed in the client is based on the: - ANS UTC value
Localizing a DateTime attribute has an effect on: - ANS Client representation
If both the App and User time zones are set, the value of the localized DateTime attribute
displayed in the client depends on: - ANS The Client time zone
Jane in the Amsterdam time zone [UTC +2] selects 07/11/2020 in a date picker for a
non-localized attribute. What will be the value stored in the database? - ANS 07/11/2020 12:00
AM
Nick in the Amsterdam time zone [UTC +2] selects 07/11/2020 in a date picker for a
non-localized attribute. What will be the date value if Nick converts it to a string in a microflow
using formatDateTime? - ANS 07/11/2020 02:00 AM
The Mendix Client is: - ANS Built on a combination of HTML, CSS, and JavaScript and runs in
your browser.
Static resources in Mendix: - ANS Include stylesheets transmitted in CSS format to the client.
The Communication between the Mendix Runtime and Database Server: - ANS Includes
communication between the supported database servers using JDBC.
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