Literature reviews may be sections in a paper or full articles that categorized as literature reviews. This page on your course guide simply provides examples. For assignment clarification and details, always check with your instructor/professor to ensure you achieve the best outcome possible. I hope this helps gets you started!
A literature review is a document or section of a document that collects key sources on a topic and discusses those sources in conversation with each other (also called synthesis). ... A literature review can be a part of a research paper or scholarly article, usually falling after the introduction and before the research methods sections. In these cases, the lit review just needs to cover scholarship that is important to the issue you are writing about; sometimes it will also cover key sources that informed your research methodology....
Video: Writing a Literature Review Section by SJSU King Library
In this YouTube video, David Taylor at the University of Maryland University College gives a practical, clear explanation of the process. The sound isn't high quality, but his presentation is. 5:22 minutes.