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Expand Your Domain Modeling Skills

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
show These associations allow you to create possible connections between objects. Also Reference  
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show 1. One-to-Many (1 - *) 2. One-to-One (1 – 1) 3. Many-to-Many (* - *)  
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show There was always only 1 association between 2 entities. For example: a single One-to-Many association between Teacher and Training Event.  
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Wat is de belangrijkste reden om meerdere associaties te hebben tussen 2 entiteiten?   show
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Using a One-to-Many association versus multiple One-to-One associations also impacts   show
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show use it as a trigger for a validation process, right before committing the object to the database  
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show a Boolean Return Value  
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show You could also use a before commit event handler to connect a Match to a Stadium based on the home team, before committing it.  
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show Reference  
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How many associations can you add between two entities?   show
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show You want to display additional information about an association.  
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Which of the event handlers does always need to return a boolean return value?   show
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show Defines whether an object can be stored in the database. When an entity is declared persistable, a database table is created for this entity. Committing an instance of such an entity results in a row being inserted into this table.  
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Non-persistable entities   show
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Wat gebeurd er als je een non-persistable toch commit?   show
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Transient object   show
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Wat is een Non-persistable associatie?   show
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Wat zijn andere limitaties bij het gebruik van non-persistable entiteiten?   show
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Why use non-persistable entities?   show
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The bottom line by using a non-persistable entity   show
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show store createdDate store changedDate store Owner store changedBy  
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Calculated Attribute   show
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Minimize the use of calculated attributes   show
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Wanneer is het een goed idee om een Calculated attribute te gebruiken?   show
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You can recognize a calculated attribute in the Domain Model   show
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Where do you define the "persistable" property of an entity?   show
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For which of the following entity types does Mendix create a database table?   show
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show Current attribute values and association values are stored in memory.  
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show When a value changes more often than it is viewed  
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show In Mendix you can divide your app into several modules, which is usually done on a functional level.  
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Welke 3 standaard modules heeft elke app?   show
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show is what makes your app run, it contains the basic data structure that every app needs: users, files, sessions, etc. This module is off-limits, meaning that you as a Mendix developer can’t change the contents of this module  
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show Is the module that allows users to have and manage accounts.  
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MyFirstModule   show
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Now let’s say Adrian wants players to be able to have an account. You can achieve that by..   show
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Hoe kan je naar de entiteit gaan die in een andere module zit?   show
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show System members is information about objects you can store in the database.  
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show 1.createdDate 2.changedDate 3.owner (user that created the object) 4.changedBy  
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By default, this information isn’t stored in the database. Waarom is dit?   show
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show Cross-module association  
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show Go to the other side  
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Which of the following options list system members that can be stored as indicated in the properties of an entity?   show
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show Owner  
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Created by: Angeltje1992