What is active directory,what is dfsr,osi layers,o365migrarion

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Accepted Answer

Active Directory is a directory service used to manage resources in a network. DFSR is a file replication service. OSI layers are a model for network communication. O365 migration is the process of moving data to Office 365.

Active Directory is used to manage users, computers, and other resources in a network.
DFSR is a service that replicates files between servers for redundancy and availability.
OSI layers are a model for network communication that defines how data is transmitted between devices.
O365 migration is the process of moving data from on-premises servers to Office 365 cloud services.
Active Directory and DFSR are commonly used in enterprise environments.
Understanding OSI layers is important for troubleshooting network issues.
O365 migration can involve moving email, files, and other data to the cloud.