Each application has default issue forms. It is possible to use the default issue forms or create your own in order to suit the needs of the projects and the teams. Some of the core default types in JIRA include:
• Task- tasks, which need to be completed
• Subtasks- smaller tasks within the tasks The default issue types include: • Bug- a problem which impairs the functionality of a service or product
• Epic- a large amount of work which covers a number of issues
• Story- functionality requests which are considered from the perspective of the user
The Service Desk Default Issue types
• Incident- system incidents or outages
• Service requests- general requests from the user on services or products
• Change- the rollout of new solutions or technologies
• Problem- tracking some of the underlying causes of incidents
