Introduction to Software testing

I just want to let you know about this blog post, before get int. This blog post will brief you about,

• What is software testing?
• Why software has defects?
• Why software testing?
• Advantages of software testing?

What is Software testing?

Software testing is defined as 'Conformance to customer requirements'. Which can be re-phrased as ensure that the developed software meets the customer's requirements and with error free application.


Why software has defects? 

• Miscommunication or no communication
• Software complexity
• Programming errors
• Changing requirements
• Time pressures
• Poorly documented code 

Why Software testing?
Software testing is as equally important as development, because

• Software test professionals look the application in Customer's perspective
• Identifies the defects 
• Mismatch between expected requirement and actual requirement

Advantages of Software testing
Once the software is certified by the Software test professionals, 

• It gives confidence to the customers on the software thats delivered