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Software testing is the most crucial in website or software development process. Testing is all about identifying faults in a software product. Testing should start and planned at an early stage and should be based on the client’s requirements. Testing of a software is done by a software tester. A software tester can use different methods of testing depending on his or her own preference or what the tester is good at. Software testing can be categorized in the below methods.

Unit testing is the basic method of checking errors in a program and the codes in the program. The syntax and the logical errors in a program and codes are identified in this testing category. This may be done by a single tester or a group of testers to ensure that there is no room for future errors. More info on unit testing an error can be corrected before moving to the next stage. The unit testing is the most sensitive among all the software testing methods since errors not identified are passed to the integration testing method.

Integration testing is a category of testing done after combining the basic software units. Errors not identified in the unit testing can be identified in the integration testing. These group of the integrated units should be functionable and should lack errors. System testing is another category that comes behind the integration testing it the testing of whole software system on the client’s computer. The system testing deals with the functionality of the system.

Interface testing is another category of software systems. The interface should meet the customers requirements or the agreed requirements. This interface should always be simple to understand and use and the interface of a software should be attractive and maybe used even to market the software developer. Is the software acceptable by the users and managers of an organization? Is the question to be answered in the acceptance testing. The acceptance testing is done by interviewing the users of the software system and the owners or the shareholders of the organization.

Non-functionality testing is done for the performance factor. Adding a lot of work to the software system and checking its performance is one basic way of non-functionality testing. In maintainability testing the recovery of the system is tested and checked by the system tester such that it may reduce the maintainability cost. A software cannot be used on the users computer of this company if it is not compatible to the computer system available, always check the existing systems before developing a software. Basing all the testing on the above categories is highly advisable for amateur and professional testers.