[Note- This certification retires on 31st Jan 2021, you will no longer be able to obtain it after this date.]
The primary audience for this certification are Web Administrators, Programmers and Web Developers. However, the IT professionals having deep interest to manage and learn about web applications can also sign up for this certification.
Microsoft offers two options for certification renewals for professionals who want to validate their skills in the respective areas. You can prove yourself by working in existing technology or by achieving recertification examination in the two years of your certification renewal. When you have passed the examination, the validity of your certification will be renewed for two years starting from the passing date.