Oracle Apex Developer Interview Questions and Answers

Page processing involves executing server-side logic while page rendering involves generating HTML output for the client.

• Page processing involves executing PL/SQL code and other server-side logic to retrieve and manipulate data.

• Page rendering involves generating HTML output for the client based on the processed data.

• Page processing and rendering are separate phases in the Oracle Apex request cycle.

• Page processing can include validations, computations, and database operations....read more

Web services are used to exchange data between different applications over the internet.

• Allows communication between different platforms and programming languages

• Enables sharing of data and functionality

• Can be used for integration with third-party applications

• Examples include REST, SOAP, and JSON-RPC

Page zero is a hidden page in Oracle Apex used for global variables and computations.

• Page zero is not visible to end-users.

• It is used for storing global variables and computations.

• Page zero is automatically created by Oracle Apex.

• It can be accessed using the $x variable in JavaScript.

• It is useful for sharing data between pages and regions.

Apex collections are in-memory temporary storage areas that allow you to store and manipulate data during a user session.

• Used to store data temporarily during a user session

• Can be used to pass data between pages or processes

• Can improve performance by reducing database calls