Question 1

When developing applications that involve complex integrations with external systems, what is a best practice for handling data transformation?

Options :

A : Transform data directly within the screen logic for simplicity.

B : Use external tools for data transformation before integrating with OutSystems.

C : Implement data transformation in server actions to ensure reusability.

D : Data transformation is not necessary in OutSystems.

Answer: C

Question 2

What is the purpose of the "On After Fetch" event in OutSystems screens?

Options :

A : To handle errors during data retrieval.

B : To define the layout and design of the screen.

C : To configure the initial state of widgets.

D : To execute actions after fetching data from a database.

Answer: D

Question 3

In a scenario where multiple modules in an OutSystems application handle exceptions, what is a best practice for maintaining clear and traceable error logs?

Options :

A : Log exceptions directly to the system logs for simplicity.

B : Rely on end-users to report any issues.

C : Avoid logging exceptions to maintain system performance.

D : Utilize the "LogMessage" action within each module to capture detailed exception information.

Answer: D

Question 4

In OutSystems, what is the purpose of using site properties, and when is it beneficial?

Options :

A : Site properties are not necessary in OutSystems.

B : Site properties are exclusive to mobile applications.

C : Use site properties for storing configuration settings and constants that may change over time.

D : Site properties are only relevant for styling and theming.

Answer: C

Question 5

When using SQL queries should we use entities output to retrieve data?

Options :

A : Yes, because entities it is the only output type we can use.

B : No, we should create a structure with the specific attributes that we will need.

C : No, use structure and entity too in the output.

D : Yes, it helps in data optimization.

Answer: B

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