4.2 Use XDMs to Analyze Security Events XSIAM-ANALYST Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   Which statement best describes the structure of an XDM in XSIAM?

   • AA relational database with tables and foreign keys
   • BA key-value store where each field is a separate key
   • CA flat list of fields that is identical for every data source
   • DA hierarchical schema with nested objects and arrays
   Reveal Solution Discussion Select an answer first
2. 7application · medium

   A threat hunter is looking for signs of lateral movement. The hunter wants to find all events where a process on one host connected to a different host on the network. Which combination of XDM fields would be most useful to include in the query?

   • Axdm.event.id and xdm.event.type
   • Bxdm.source.process.name and xdm.target.ipv4
   • Cxdm.observer.name and xdm.observer.ipv4
   • Dxdm.source.user.username and xdm.target.user.username
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   What is the naming convention for XDM fields in XSIAM?

   • ASnake_case, e.g., source_ip
   • BDot notation with lowercase, e.g., xdm.source.ip
   • CCamelCase, e.g., sourceIP
   • DPascalCase, e.g., SourceIP
   Reveal Solution Discussion Select an answer first
5. 9application · medium

   A SOC manager is evaluating the benefits of the XDM model for their team. The manager wants to explain to a new analyst why it is important to use XDM fields in queries instead of raw log fields. Which statement best describes the primary advantage of using XDM fields?

   • AXDM fields provide a consistent naming convention across all data sources, simplifying query creation and maintenance.
   • BXDM fields are faster to query than raw fields.
   • CXDM fields are always populated, while raw fields may be empty.
   • DXDM fields automatically generate alerts for security threats.
   Reveal Solution Discussion Select an answer first
6. 10expert · hard

   An analyst is investigating an alert that was triggered by a detection rule. The rule was designed to detect a specific sequence of events. The analyst needs to verify that the events in the alert are indeed part of the same attack chain. The analyst has the event IDs and wants to correlate them. Which XDM field should be used to group the events by the session or connection they belong to?

   • Axdm.event.id
   • Bxdm.observer.id
   • Cxdm.actor.process.id
   • Dxdm.session.id
   Reveal Solution Discussion Select an answer first