Description. Book flights & airline tickets to more than 200 international destinations via Turkish Airlines .Turkish Airlines offer flights flights & airline tickets to more than 200 international destinations.Cancel.ook flights & airline tickets to more than 200 international destinations via Turkish Airlines .Turkish Airlines offer flights flights & airline tickets to more than 200 international destinations. Cancel.
1 As it not possible makes it software application is defect free but testing will be necessary. 2  Most important thing of testing is the development environment is different than the Testing environment and the testing done on testing environment is similar to the Production environment. Most important thing of testing is the development environment is different than the Testing environment and the testing done on testing environment is similar to the Production environment.
Once a hypothesis has been formed, it must be tested. This is done by conducting a carefully designed and controlled experiment. The experiment is one of the most important steps in the scientific method, as it is used to prove a hypothesis right or wrong, and to formulate scientific theories. In order to be accepted as scientific proof for a theory, an experiment must meet certain conditions â it must be controlled, i.e. it must test a single variable by keeping all other variables under control.