Thursday 22 November 2012

Importance of Software Testing


Software engineering is one of the fastest growing professions and projects with the fastest increase in new jobs, thus resulting to be an excellent employment opportunity. One very crucial step before of launching of software in the market is conducting software tests to ensure that there are no bugs and other technical issues associated with the software.

Testing and Debugging

Confirmation of a software system is a continuous process at every stage of software life cycle. The software testing technique remains the most used system confirmation, so that the report focuses on the topic in its associated process of debugging. The software testing technique remains the most used method of system confirmation, so here we discuss something about the associated process of debugging. The jobs for software testing are available with a number of software firms, among which the most sought are Accenture jobs, IBM careers, HCL jobs, Wipro Infotech careers etc.

The test program is part of the confirmation process that usually takes place during the application and, in a different way, when this is over. The test consists in bringing the program using similar data to the actual data that will be executed by the program, observe the results and deduce the existence of errors or shortcomings of the program from the anomalies of this result.

Sometimes, it is thought that testing and debugging of programs is the same thing, though they are closely related, they are actually different processes. Testing is the process of establishing the existence of errors in the program. Debugging is the process of identifying where these errors have occurred and correct the wrong code. It is very important to understand that the test never shows if a program is correct. It is always possible that errors exist even after the entire testing. Psychologically, the programmer do not "destroy" their creation, which will, consciously or unconsciously, choose tests that fail, so will not be adequate to demonstrate the presence of errors in the system.

Moreover, detailed knowledge of the structure of a program or system programming can be very useful to identify appropriate test cases, and the applicator of the system is an important part of this whole process. The key to a successful test program is to establish a working environment where the system applicators and persons involved in these tests perform a complementary role. This should include management premise that the "errors" of the programs are inevitable, given the complexity of the systems involved and that mistakes are not condemned. The testing process should not be viewed as a threat to individuals involved in the application, because that would make them feel disinclined to cooperate with those responsible for testing.

Although a part of the whole confirmation process, the software test is the only technique used in most programming organizations to confirm a program. Inspection and confirmation programs are not confirmatory techniques commonly used. Unfortunately, by itself, the test cannot fully confirm a program, resulting in the proliferation of unreliable systems.

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