Nokia Certified Data Center Fabric Professional 4A0-D01 Question # 5 Topic 1 Discussion

Comprehensive and Detailed Explanation From Exact Extract:

The SR Linux Application Manager (app_mgr):

Option A is TRUE: Monitors application health and restarts failed processes.

"The Application Manager monitors the status of all running applications and triggers recovery actions if failures occur."

— SR Linux System Management Guide, "Application Manager"

Option B is TRUE: Manages both Nokia-provided and user-added containerized applications.

"app_mgr manages the lifecycle of all applications, whether preinstalled by Nokia or custom-developed by users."

— SR Linux DevOps Guide, "Custom Application Deployment"

Option C is TRUE: Parses application manifests and launches applications.

"The Application Manager reads manifest files (including configuration) and starts applications accordingly."

— SR Linux Configuration Fundamentals, "Application Initialization"

Option D is FALSE: Translation of YANG to protobuf is handled by the Management Server (mgmt_server), not app_mgr.

"The Management Server (mgmt_server) compiles YANG models into protobuf schemas for the Interface Database (IDB). The Application Manager does not handle model translation."

— SR Linux Architecture White Paper, "Data Modeling Components"