Why review? or What is the worth of review?

 Worth of review::
                          Reviews provide a powerful way to improve quality by providing a means by which defects can be detected (and corrected) early in development.

What is review?

Review:
            A review is any activity in which a work product is distributed to reviewers who examine it and give feedback

How software quality can be achieved?

Achievement of quality would be easy if we are doing the things

• Apply software engineering methods in effective manner
  
• Perform formal technical reviews as per required
  
• Software metrics and measurements
• By testing the software on the right time
  
• SCM(Software Configuration Management) and SQA(Software Quality Assurance)
  
• and by following standards and procedures.

After doing the above steps you would be able to get a quality product