What are the objectives of doing Literature Review? My asked question is related with Research Methodology

The objectives of literature review in a research project
include the following.

• To gain background
  knowledge of the research topic.


• Find out problems in the
  area of interest to the researcher that have already been investigated in the
  past.


• Know what other have found out about the subject
  and haw they have done so.


• To find out various concepts
  relating to it and the potential relationship between
  them.


• To identify potential areas and hypothesis for
  research.


• To get some support for design of research
  methodology and techniques of analysis.


• To identify
  potential sources of information for conducting the detailed
  research.