Azure Active Directory Domain Services (Azure ADDS) provides scalable, high performance, manged domain services such as LDAP, Keberos, Windows Integrated authentication and group policy.
Microsoft Office is a suite of desktop productivity applications and client and server software designed for data analysis, presentations and numeric manipulations.
Microsoft Office 365 provides web, desktop, and mobile apps for Outlook, Word, Excel, PowerPoint, OneNote, Publisher, Skype, OneDrive, Exchange Online, and more.
Microsoft SharePoint is a web-based collaborative platform which is primarily used for storing and sharing documents, and communicating information across organization.
Microsoft Outlook is an personal information manager from microsoft which helps users communicate, manage schedules & find what they need quickly & easily.