Testing

Web services provide a set of primitive abstract technical infrastructure and distributed computing building blocks.

Extract, transform, load (ETL) is the general procedure of copying data from one or more sources into a destination system.

It is used to test applications, measuring system behaviour and performance under load. Load Runner can simulate.

Selenium provides a playback tool for authoring functional tests without the need to learn a test scripting language.

Quality assurance (QA) is a way of preventing mistakes or defects in manufactured products and avoiding problems.

Quick Test Professional (QTP) provides functional and regression test automation for software applications and environments.