Quality control deals with maintaining quality of software product - Maintaining the System

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• Nirja Shah   -Posted on 23 Oct 15
  - A set of procedures used by organizations to ensure that a software product will meet its quality goals at the best value to the customer, and to continually improve the organization’s ability to produce software products in the future is known as software quality control.
  
  - It also refers to specified functional requirements as well as non-functional requirements such as supportability, performance and usability.
  
  - It is referred to the ability for software to perform well in unforeseeable scenarios and to keep a relatively low defect rate.
  
  - Quality control is required in software development.
  
  - The specified procedures and outlined requirements leads to the idea of Verification and Validation and software testing.
  
  - Software quality control is a validation of artifacts compliance against established criteria - finding defects.
  
  Definition
  
  - Software Quality Control is a function that checks whether a software component, or supporting artifact meets requirements, or is "fit for use". Software Quality Control is commonly referred to as Testing.
  
  Quality Control Activities
  
  1. To check whether the assumptions and criteria for the selection of data and the different factors related to data are documented.
  2. To check for the transcription errors in data input and reference.
  3. To check the integrity of database files.
  4. To check for consistency in data.
  5. To check whether the movement of inventory data among processing steps is correct.
  6. To check for the uncertainties in data, database files etc.
  7. To undertake review of internal documentation.
  8. To check methodological and data changes resulting in recalculations.
  9. To undertake the completeness checks.
  10. To compare the present Results to the previous ones.
  

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