Question 1

Please select the correct statement:

Options :

A : To change the setting “Internal Access Only” of a WebReference, it’s necessary to open Service Studio and change the setting manually

B : To change the setting “Internal Access Only” of any WebService, you do not need to open Service Studio, just change it in the Service Center

C : From a consumer perspective, the only differences between a Public Action and a Local WebService are the Database Transactions and the Structures

D : From a provider perspective, a Public Action and a Local WebService will generate the same code in the Webserver

Answer: B

Question 2

When should you use the "Commit Transaction" action in OutSystems?

Options :

A : Use it at the beginning of every screen to improve performance

B : Use it to discard changes made during the screen execution

C : Use it to save changes to the database permanently

D : "Commit Transaction" is not a valid action in OutSystems

Answer: C

Question 3

In OutSystems, can asynchronous processes interact with the database?

Options :

A : Asynchronous processes cannot interact with the database

B : Yes, asynchronous processes can read and write to the database

C : Database interactions are automatically handled by OutSystems and not relevant for asynchronous processes

D : Asynchronous processes can only read from the database but not write

Answer: B

Question 4

If you have a screen that is slow to show to the user, what should you do to speed it up?

Options :

A : Replace any complex queries in preparation by aggregates and cycles to process their results.

B : Do all the pre-processing during preparation to speed up operations when calling screen actions

C : Replace all aggregates and queries by server actions that will process the information and return the results.

D : If possible, avoid doing any query results processing during preparation, delaying these tasks to any write operations

Answer: D

Question 5

Select the correct statement regarding the differences between a “Submit” and an “Ajax Submit”

Options :

A : Even though the Preparation is executed in both methods, the Ajax Submit request is made through Javascript, avoiding the browser to hang while waiting for an answer

B : The Ajax Submit request is executed asynchronously and allows to refresh only parts of the screen, however the server-side logic doesn’t have access to all contents previously loaded during the Preparation

C : There are no differences between both platform methods, they both implement the HTTP POST method

D : None of the above

Answer: B

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