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Mendix Advanced Questions with Complete Solutions
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Mendix Advanced Questions with Complete Solutions
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Mendix Advanced Questions with Complete SolutionsInheritance is used to: - Correct answer 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? - Correct answer Two
tables, one per entity
What will happen to the ID's after generalizing the Player and Staff entities by the Person entity?
- Correct answer 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. - Correct answer - 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? -
Correct answer It allows for better security and property configuration based on purpose.
What is the default value of the attribute DeleteAfterDownload? - Correct answer false
Where are the file(s) or image(s) stored by default? - Correct answer On the file server located
on the application server
When it is better to place Indexes? - Correct answer If there are more Read than Write actions.
What happens when you apply an index? - Correct answer The speed of Read actions will
increase.
What is the result of the association in the image below? - Correct answer A list of ID's in the
Staff object.
The app performance is affected by a reference set (both) because: - Correct answer 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 - Correct answer B
What type of domain model changes can have an impact on the data in the database? - Correct
answer Type changes and Structural changes
What are the four stages of data conversion? (multiple answers are correct) - Correct answer -
Deploy and convert
- Clean up model
- Model the conversion
- Extend domain model
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, Why is it a best practice to redeploy your app after cleaning up the model? - Correct answer
You might be confronted with unexpected and/or complex sync behavior during a next
deployment.
What does the function reverse() do? - Correct answer 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? -
Correct answer Apprentice_Buddy
What is the correct XPath to retrieve the goals of the buddy of an apprentice? - Correct answer
[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: - Correct answer
UTC value
Localizing a DateTime attribute has an effect on: - Correct answer 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: - Correct answer 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? - Correct answer 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? - Correct answer 07/11/2020 02:00 AM
The Mendix Client is: - Correct answer Built on a combination of HTML, CSS, and JavaScript
and runs in your browser.
Static resources in Mendix: - Correct answer Include stylesheets transmitted in CSS format to
the client.
The Communication between the Mendix Runtime and Database Server: - Correct answer
Includes communication between the supported database servers using JDBC.
What is NOT an advantage of using the database source option versus the XPath option? -
Correct answer The database source option can be used to specify constraints that span
entities.
When you want to show a list of shipped orders, will the Database data source generate a
different request than the XPath data source option? - Correct answer No, the database data
source will always lead to the same request as the XPath data source.
Which of the following is not a possible source of data for a microflow? - Correct answer A page
passed as input parameter by another microflow.
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