first tell what is literature review and then onward tell in straightforward way from beginning

A literature review is a comprehensive survey of existing research and publications in a particular field or topic. It involves analyzing and summarizing prior studies to understand the current state of knowledge, identify gaps in the research, and provide context for new investigations or hypotheses.

Key Points about a Literature Review:

1. Purpose: To gather, evaluate, and synthesize existing research on a particular topic.
2. Components: Typically includes a summary of sources, thematic organization, and critical evaluation of previous research.
3. Structure: Often follows a systematic approach beginning with an introduction, followed by the body where studies are discussed, and a conclusion that outlines the contributions to the field and future directions for research.
4. Importance: It helps researchers and scholars frame their work within the existing landscape of knowledge, ensuring that their studies build on or respond to previous findings.

In essence, a literature review is an essential step in the research process that sets the stage for the researcher’s own work.