Most Microsoft certifications need to be renewed every 2-3 years. http://www.microsoft.com/learning/en/us/certification/cert-overview.aspx has information on the individual courses and how long each is valid for before you need to renew your certification.
No, you do not need to ever renew it. Once you are certified, you are certified for life. However, you might want to go back and review it from time to time.
2
3 years
It is every year.
You never need to renew your certification card. Its lifetime
once a year
once a year
The certification last two years. After that, recertification is required.
No, you need to retake the whole class in order to continue to be certified. I would take the class at your local YMCA.
You will need to renew it every 1 or 2 years. It is important to keep up to date with your cortication's.
Daycare workers should generally renew their CPR certification every 2 years.
CPR certification is easy to renew. You can renew your CPR certification online thru the American Heart Association. They offer online courses. You can also check hospitals, they also provide CPR certification renewal. Costs depends on where you get your renewal.