Business report: Report has a specific structure and headings to be included within it irrespective of the subject. The report includes a cover page with title, executive summary, table of content, introduction, the main body of the report consisting of headings and sub-headings, and a conclusion including recommendations. The word count is appropriately divided, and as per the standards introduction and conclusion should have 10 per cent of the total word count.
Essay: The essay format is comparatively easier than the other formats. It includes an abstract, introduction, body paragraphs and conclusion. There is no specific instruction related to the structure of an essay to be followed while writing it. Each body paragraph should have an argument supported with citations and references.
Case study: In this type of assignment for human resource management, a student is made to solve a problem related to a real-life or fictional scenario. The case has to be thoroughly read and analyzed before answering the questions. In addition, it requires discussion about the implications and recommendations. Case studies are generally organization based, so it requires internal and external analysis of the environment.