AD0-E103 sample questions

Question 1

There are performance, stability, and security issues with an installed AEM instance. What should a developer do to fix these issues?

Accepted Answer

Stop, clear cache files, and restart the AEM instance.

Answer

Delete and reinstall the AEM instance.

Answer

Install Adobe-provided Apache configuration file.

Answer

Install service pack updates from package share.

Question 2

How should a developer configure the replication agent to flush the dispatcher cache for a newly activated page?

Accepted Answer

Create a new replication agent and set transport URI to point to the dispatcher.

Answer

Set the serialization type property of the default agent to dispatcher flush.

Answer

Create a dispatcher flush agent in publish instance.

Answer

Create a reserve replication agent on the author instance.

Question 3

A banking AEM application contains functionality to calculate a mortgage rate based on user input. A servlet in place calculates the result in the backend. A call to an internal third-party REST service is required to retrieve the average object value based on a given zip code.
The following three service interfaces are used:

MortgageCalculationServlet, MortgageCalculationService and ObjectValueLookupRestService where MortgageCalculationServlet has a dependency to MortgageCalculationService and MortgageCalculationService has a dependency to ObjectValueLookupRestService.

The calculation has many combinations of input parameters and edge cases, so the JUnit coverage must be as high as possible.

Which two strategies should the developer use to ensure testability of the application code? (Choose two.)

Accepted Answer

Use a mock framework to be able to create and inject mocks in the test code.

Accepted Answer

Use the standard OSGi ©Reference annotation to wire the dependencies in application code.

Answer

Use BundleContext.getServiceReference(...) and BundleContext.getService(...) in application code to look up the required services just before usage.

Answer

Use static methods to avoid boilerplate in application code.

Answer

Deploy a third party dependency injection container to wire dependencies more efficiently in application code.

Question 4

A developer creates an editable template with a Layout Container. The developer needs to restrict the Layout Container to just one column layout.

What should the developer do to the editable template to enforce this restriction?

Accepted Answer

Using Template Editor, set the responsive settings to 1 column for Layout Container Policy.

Answer

Add responsive column control component to the template and set column type to 1.

Answer

Overlay wcm.foundation.components.page.responsive Client Library and set @max_col to 1.

Answer

Using Template Editor, lock the Structure Component for the template.

Question 5

A developer wants to change the log level for a custom API. Which OSGi configuration should the developer modify?

Accepted Answer

Apache Sling Logging Configuration

Answer

Apache Sling Log Tracker Service

Answer

Apache Sling Logging Writer Configuration

Answer

Adobe Granite Log Analysis Service

AD0-E103 Sample Questions & Answers

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AD0-E103 Sample Questions & Answers

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