Whether you're getting ready for an interview, preparing for a certification exam or just curious to know how sharp your skills are, self-testing can help you. Self-testing is useful in many cases.
Many Web sites offer self-testing.
The Learning Network MeasureUp Self Test Software TeckChek Transcender reality check. This is particularly handy when you're looking to increase your knowledge in an IT specialty and want to know where you stand, or if you've been away from a specific technology for a while and want to get a sense of your current knowledge. Preparing for an interview. Companies looking for technical employees sometimes ask applicants to take an exam to gain an objective measure of the applicants' skills. Studying for certification exams.