In Roman numerals, C stands for the number 100. This is based on the Latin word centrum, which means 100.. As of 2014, Roman numerals are still occasionally used, such as seen in the British monarch Queen Elizabeth II.
A Microsoft account is what you use for almost everything you do with Microsoft devices and services. Itâs an email address and password that you use to sign in to Skype, Outlook.com, OneDrive, Windows Phone, and Xbox LIVE â and it means your files, photos, contacts and settings can follow you to any device.
All about accounts. The account you use to sign in on your Surface stores your settings, preferences, and more. For the best experience, use a Microsoft account to sign in. That gives you seamless access to your Windows Store apps and social media, and backs up your files and photos in the cloud.