What is the difference between openldap and microsoft active directory ad?

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Video answer: Difference ldap vs active directory

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But what's the difference between the two? LDAP is an open, vendor-agnostic, cross-platform protocol that works with multiple directory services, including AD. AD, in contrast, is Microsoft's proprietary directory service that organizes various IT assets like computers and users.
Video answer: What is ldap and active directory ? how ldap works

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While Microsoft became the main commercial option, OpenLDAP went on to become the open source directory services leader. LDAP thrived with Linux-based systems, NAS appliances / file servers, and more technical applications. Unfortunately, it still presented similar problems as AD. OpenLDAP struggled with managing Mac and Windows machines.
Active Directory is a directory services implementation that provides all sorts of functionality like authentication, group and user management, policy administration and more. Active Directory (AD) supports both Kerberos and LDAP – Microsoft AD is by far the most common directory services system in use today.
Active Directory is a bit more customized for a Microsoft product suite (ie: running a Microsoft domain). There are pros and cons of each. OpenLDAP is empty after installation and has no structure (called a DIT). It doesn't even have a root entry out of the box.
LDAP doesn’t have the same concepts of domains or single sign-on. LDAP is largely implemented with open source solutions and as a result has more flexibility than AD. Another critical difference between LDAP and Active Directory is how AD and LDAP each approach device management. AD manages Windows devices through and Group Policy Objects (GPOs). A similar concept doesn’t exist within LDAP.
Active Directory (or AD) is a directory services implementation that provides authentication functionality, group and user management, policy administration and more. As far as directory services go, Microsoft Active Directory is by far the most common in use today, in no small part because it is easy to use, secure, provides single sign on and works well in business environments or over VPN.
active directory is the directory service database to store the organizational based data,policy,authentication etc whereas ldap is the protocol used to talk to the directory service database that is ad or adam.
Active Directory is a directory service provider, while LDAP is an application protocol used by directory service providers like Active Directory and OpenLDAP. But, Active Directory supports Kerberos based authentication as well. Active Directory is a proprietary product of Microsoft and it is mainly associated with windows servers.
2.LDAP is much older than Active Directory and a huge part of Active directory comes from LDAP 3.Active Directory is from Microsoft while LDAP is the result of an industry effort 4.Active Directory is usually seldom found outside the Windows operating system 5.Active Directory provides additional services aside from LDAP like functionality
LDAP is also an authentication and authorization protocol, and also methodology of organizing objects such as users, computers, and organizational units within a directory, such as Active Directory. It is basically the list view of what you see when you open up the Active Directory Users and Computers console.
Check all that apply. AD is used as a central repository of group policy objects, or GPOs. AD can speak LDAP. A particular computer on your network is a member of several GPOs. GPO-A has precedence set to 1. GPO-B has precedence set to 2, and GPO-C has precedence set to 3. According to the given levels of precedence, what will be the resultant set ...
Video answer: What is ldap (lightweight directory access protocol)?
