Question 1

Considering Aggregates and SQL Queries, which of the following statements is true?

Options :

A : All SQL Queries can be replaced by an Aggregate.

B : Aggregates and SQL Queries have different output types.

C : Everything that can be define in Aggregate can also be written in a SQL Query.

D : Both SQL Queries and Aggregates are automatically optimized by the platform.

Answer: C

Question 2

Consider the Action called Absolute (https://drive.google.com/file/d/1whQveFFlesOJlkA1Qi4JMEV7-oUAZU1f/view?usp=sharing) which returns an absolute value (abs) of a number N passed as Input Parameter. When does the Action return 0 ?

Options :

A : Never

B : When the input parameter (N) is less than zero.

C : When the input parameter (N) is zero.

D : When the input parameter (N) is greater than zero.

Answer: C

Question 3

Which of the following steps is necessary to create a 1-to-many relationship between a Master Entity A and a Detail Entity B?

Options :

A : Entity A must have a reference attribute of type Entity B Identifier.

B : Set the data type of the identifier attribute of Entity B to Entity A Identifier.

C : Add a new Entity C, with two reference attributes of type Entity A Identifier and Entity B U Identifier.

D : Entity B must have a reference attribute of type Entity A Identifier.

Answer: D

Question 4

Considering that Aggregates can have hidden columns, which of the following options is correct?

Options :

A : The hidden columns help optimizing the Aggregate.

B : Columns that are empty in the database are automatically hidden.

C : The hidden columns are not part of the output.

D : Hiding columns in the Aggregate only affects the preview of the output.

Answer: D

Question 5

Considering the Initialize event of a Screen, which of the following would be the best use case for that event?

Options :

A : Manipulate the DOM.

B : Set the default value of a Local Variable.

C : Act on data returned by a Data Action.

D : Retrieve data from the server database.

Answer: B

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