Exam objective

Core 2 3.0: Windows Services, Applications, and Update Issues

A+ Topic

Windows Services, Applications, and Update Issues for A+

# Topic boundaries and scope

Start first lesson

5 lessons in this topic

1

Services Not Starting

Recognize service-start failures as a separate Windows symptom family from boot failures and application crashes.

2

Applications Crashing

Treat application crashes as application-layer failures rather than OS-level crash symptoms.

3

Service and Application Dependency Reasoning

Use practical dependency and compatibility reasoning to explain why Windows services or applications may stop functioning.

4

Narrow Windows Update-Related Failures

Handle update-related Windows service and application fallout without turning updates into a vague catch-all topic.

5

Rollback and Recovery for Service or Application Failures

Choose rollback, repair, restore, or related recovery approaches when Windows changes break service or application behavior.

Common mistakes to avoid

1

- Mistaking a service that is disabled for one that 'crashed'. Disabled services will not start until set to Manual or Automatic. - Assuming the service binary is corrupt when the real issue is a missing dependency or invalid service account credentials.

2

- Equating application crashes with BSOD or kernel panics. If the system remains responsive and only the program is affected, focus on application-level fixes.

3

- Jumping to reinstall the failing app without checking if its required services or database backends are available. - Confusing compatibility issues with general instability; compatibility implies a specific mismatch that traces to a recent change.

4

- Immediately blaming Windows Update for unrelated failures. Confirmation requires temporal correlation and log evidence. - Rolling back all recent updates instead of the specific update tied to the failure.