In JIRA, a "security level" is used to control who can view or edit specific issues. It allows administrators to restrict access to sensitive information by assigning different levels of security to issues based on user roles or groups.

Routine maintenance should be performed to ensure that the JIRA system is running smoothly and efficiently. This includes tasks such as database cleanup, index optimization, and monitoring system health. Regular maintenance helps prevent performance issues and ensures that the system operates optimally.

In JIRA, you can add a new status to an existing workflow by using the "Add Status" button in the workflow editor. This allows you to customize the workflow without directly editing it, ensuring better maintenance and organization.

Queues in JIRA Service Desk help prioritize and manage incoming service requests by categorizing them based on specific criteria, such as issue type, priority, or assigned agent, facilitating efficient handling and resolution.

"Edit Issues" in Bulk Operations enables modification of issues' priorities, crucial for re-prioritizing tasks or adjusting their importance within the project context.

In a large team, establishing clear roles and responsibilities is essential to prevent chaos. When each team member knows their responsibilities and understands their role within the project, it helps streamline communication, improve accountability, and prevent conflicts or overlapping tasks.

Specific permissions can be granted to a group of users for a project in JIRA by configuring roles. Roles allow administrators to define sets of permissions and associate them with groups of users. By assigning users to appropriate roles within a project, administrators can control access to project resources and streamline collaboration.

In JIRA, "relates to" and "is related to" are two different issue link types used to establish relationships between issues. "Relates to" indicates a weaker relationship, typically used when issues have some connection but not necessarily a strong one. On the other hand, "is related to" implies a stronger relationship between issues, indicating a more direct or significant connection. Understanding the nuances between these link types is important for accurately reflecting the relationships between issues in JIRA.

The correct option is Option 1: Agile Wallboard Gadget. The Agile Wallboard Gadget is specifically designed to provide real-time visibility into an Agile team's progress. It can display information such as sprint burndown charts, sprint velocity, and more, allowing the project manager to monitor the team's performance at a glance.

A workflow in JIRA defines the sequence of states or statuses that a task or issue can transition through as it progresses, guiding its movement through various stages.