Large-scale Jenkins projects often require the use of Pipeline plugins. Pipelines allow for defining complex build and deployment workflows as code, offering enhanced functionality and flexibility.

The process of automatically installing and configuring plugins during Jenkins setup is known as Bootstrapping. It ensures that the required plugins are set up and ready for use.

It is recommended to check and apply updates to Jenkins at least once a month to ensure that the system benefits from the latest features, security patches, and bug fixes.

For advanced reporting in Jenkins, the integration of ELK Stack (Elasticsearch, Logstash, and Kibana) is essential. ELK Stack provides powerful log analysis and visualization capabilities, offering detailed insights into the CI/CD process and facilitating troubleshooting.

User permissions in Jenkins can be fine-tuned using the Matrix-based authorization strategy. This strategy allows administrators to assign specific permissions to users or groups for different Jenkins resources.

Configuring Jenkins with email notifications is a common practice for real-time build failure alerts. Email provides a reliable communication channel, and Jenkins can be set up to send notifications to relevant team members in case of build failures.

Implementing a Backup and Restore system within Jenkins is crucial for quickly restoring functionality in case of system failures. Regular backups help in safeguarding Jenkins configurations and data.

To improve build times, configuring caching for frequently used dependencies can be effective. Caching dependencies locally reduces the need to fetch them repeatedly, thereby speeding up the build process.

The Cobertura Plugin is essential for generating advanced reporting metrics like test results and coverage in Jenkins. It integrates with Cobertura, a code coverage tool, to provide detailed insights into code quality and test coverage.

Jenkins can be configured with load balancing strategies to handle a high volume of builds in large projects. Load balancing ensures the distribution of build tasks across available resources, optimizing performance.

Setting up Jenkins Plugins is a key consideration for a large-scale project requiring integration with multiple external tools. Jenkins Plugins extend the functionality of Jenkins by providing integrations with various tools and technologies.

The Jenkins Scripted API, often written in Groovy, is used for managing plugins programmatically. It allows users to script various actions related to plugin management.