There are generally four recognized levels of tests: unit testing, integration testing, component interface testing, and system testing. Tests are frequently grouped by where they are added in the software development process, or by the level of specificity of the test.
fMRI is based on the same technology as magnetic resonance imaging (MRI) -- a noninvasive test that uses a strong magnetic field and radio waves to create detailed images of the body. But instead of creating images of organs and tissues like MRI, fMRI looks at blood flow in the brain to detect areas of activity.edical technology has come so far in recent years that it's now possible for imaging scans to Â­dissect the body into wafer-thin pictures and create three-dimensional models of organs and tissues to find abnormalities and diagnose disease.
How does an Electric Wheelchairs work? The name suggests how an electric wheelchairs works. It works with the electricity generated by a battery through motors, gears and belts. The problem of plenty of choices available makes it difficult to choose an electric wheelchairs.