Commvault facilitates testing and validation of disaster recovery plans through automated testing of backup and restore processes. This helps ensure that backup data is recoverable and meets recovery time objectives (RTOs) and recovery point objectives (RPOs) specified in the disaster recovery plans.

Commvault's parallel processing feature provides fine-grained control over backup and recovery operations, allowing multiple data streams to be processed simultaneously. This parallelism enhances performance by reducing backup windows and improving data throughput. Understanding parallel processing capabilities in Commvault is essential for optimizing backup and recovery performance in enterprise environments.

Capacity planning involves predicting future resource requirements based on current trends. Monitoring data and workload trends on real-time dashboards helps in understanding usage patterns and anticipating capacity needs.

Commvault ensures the integrity of audit logs by using digital signatures. Digital signatures guarantee the authenticity and integrity of the log entries, making it difficult for unauthorized users to modify them without detection. This security measure is crucial for maintaining the trustworthiness of audit logs in compliance and security contexts.

The purpose of installation and configuration in Commvault is primarily for data protection and management. It involves setting up the system for data backup, recovery, and management operations.

RBAC policies can be enforced within an organization through methods such as role hierarchy, which establishes levels of access based on roles, implementing the least privilege principle to minimize access rights, conducting access reviews, and ensuring separation of duties to prevent conflicts of interest.

The correct answer is Option 1: Cloud disaster recovery solution. Commvault offers a comprehensive disaster recovery solution that includes data replication, backup and recovery, and archiving capabilities. Cloud disaster recovery solutions may be supported by Commvault, but they are not an intrinsic component of its disaster recovery solution.

The most beneficial feature in Commvault for ensuring compliance with data protection regulations such as GDPR and HIPAA is Encryption. Encryption ensures that data is securely encrypted both at rest and in transit, providing an additional layer of protection against unauthorized access and data breaches. This feature helps organizations meet regulatory requirements and maintain data confidentiality.

Commvault's alerting system can help by setting threshold alerts based on backup failure rates. This allows prompt identification and resolution of underlying issues, ensuring data backup reliability and continuity.

Storage reporting and monitoring tools offer visibility into storage capacity and data access patterns, allowing organizations to understand resource utilization and optimize storage infrastructure for better performance and efficiency.