AD0-E121 practice question 1 of 10

An end user tries to create a page on the Sites console but receives the following error: Problem Accessing '’/content/loo/bar.html.’ Reason: 403 Forbidden How should the Business Practitioner categorize the issue during the initial triage?

Full set: 50 questions
Answer options
A: Permission issue Correct answer
B: Replication issue
C: Development Defect
D: AEM Product Defect
Correct Answer:
A. Permission issue
Explanation

The HTTP 403 Forbidden error code is a standard server response indicating that the client's request was understood, but the server is refusing to fulfill it. In the context of Adobe Experience Manager (AEM), this error almost always signifies that the authenticated user does not have the required permissions to perform the requested action. Creating a page requires jcr:write privileges on the parent node in the content repository. The error message directly points to an access control issue, making "Permission issue" the most accurate initial categorization during triage.

Why Incorrect

B. Replication issue: Replication is the process of transferring content from an author to a publish environment. This error occurs during page creation on the author instance, which is unrelated to replication.
C. Development Defect: While a custom implementation could theoretically cause this, the 403 error is a standard AEM security response. It should first be treated as a configuration/permission issue, not a code defect.
D. AEM Product Defect: This is incorrect. The AEM security model is functioning as designed by preventing an unauthorized action. A 403 error is expected behavior when a user lacks the necessary permissions.

References

1. Adobe Experience Manager as a Cloud Service Documentation, "User Administration and Security," Section: Privileges. This document outlines the various privileges within AEM's access control model. The ability to create a page is governed by the jcr:write privilege, which allows for the creation and modification of nodes and properties. A lack of this privilege for a user on a specific content path will result in a 403 Forbidden error.

(Reference: Adobe Experience Manager Documentation > Security > User Administration and Security > Managing Users and Groups > Privileges)

2. Adobe Experience Manager 6.5 Documentation, "Users, Groups, and Access Rights," Section: How Access Rights are Evaluated. This section explains that AEM evaluates the Access Control Entries (ACEs) for a user to determine if an action is allowed or denied. "If no ACE for a principal and action applies, the action is denied." This denial manifests as a 403 error.

(Reference: Adobe Experience Manager 6.5 Documentation > Administering > Security > Users, Groups, and Access Rights > How Access Rights are Evaluated)

3. IETF RFC 7231, "Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content," Section 6.5.3. 403 Forbidden. This is the official standard defining the HTTP status code. It states, "The 403 (Forbidden) status code indicates that the server understood the request but refuses to authorize it... A server that wishes to make public why the request has been forbidden can describe that reason in the response payload." This confirms the error is fundamentally about authorization.

(DOI: https://doi.org/10.17487/RFC7231, Section 6.5.3)

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