Questions

Testing is a process used for revealing defects in s/w and for establishing that the s/w has attained a specific degree of quality.

The s/w testing group’s main objective is to ensure that the s/w is doing what it is supposed to do as well as the s/w is not doing what it is not supposed to do. With this objective, it is clear that it is necessary to have a separate group for testing the s/w other than the group which developed it.

Also, bugs in the s/w can cause severe monetary as well as other loss to the organization. So it is important to allocate some budget for the testing group.

Production costs to an economist reflect opportunity costs.

Joseph Priestley and Carl Wilhelm Scheele both independently discovered oxygen in the year 1774, but Priestly is usually given credit for the discovery.