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Systems & Data Center · Foundational

Event Viewer

The Windows console for viewing System, Application, Security and other event logs.

Definition

Events are categorized by level (Critical, Error, Warning, Information) and identified by source and Event ID. Custom views, filtering and event subscriptions (Windows Event Forwarding) centralize monitoring.

Example

Event ID 4625 in the Security log indicates a failed logon.

Exam tip

Know key Security IDs: 4624 successful logon, 4625 failed logon, 4740 account locked out.

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