Replication is a process in active directory which keeps domain controller syncs with other DC over the network.
Windows Server Update Services (WSUS) is developed by Microsoft to manage the distribution of updates in Windows environment.
Domain Naming System(DNS) resolves IP address to the hostname(domain) and hostname(domain name) to IP address.
Domain Controller is used in windows based operating systems for security authentication of users, computers etc. It is a central database for storing users account information and security enforcement. For example, DC helps which users to allow or deny the access to a particular folder in a particular domain.
It is utility tool in Windows Servers for the administrator for managing servers roles(like adding or removing server roles.
The role of System Administrator differs in the organization. The three main task of a System Admin is Installing, Supporting and maintaining servers & computers.
The are five FSMO roles:
Hyper-V is Microsoft’s virtualization tool for creating multiple virtual machines on a single physical server, thus reducing the cost of hardware and improving efficiency.
Active Directory is Microsoft directory services used on Windows servers. Active directory is a centralized database for users, computers, networks, printers, files etc.
Windows PowerShell is Command-Line Shell developed by Microsoft. The main purpose of the PowerShell is to automate administrative tasks which work both local and remote windows machines. PowerShell is built on .NET Framework.
The following are are the different version of windows servers:
LDAP is a Lightweight Directory Access Protocol. The directory services are just like a database for storing computers, users, objects etc. which helps in adding, removing and updating computer objects in the directory.
Windows Deployment Services helps for installing Windows operating system(OS) remotely over the network
Trust relationship allows access between different domains or forest.
Schema is a master database which contains all the information about the object in Active Directory.
Domain, tree and forest are a logical structure in Active Directory.
Domain: A domain is a collection of computers, users, and objects which share common AD and has trust relationships.
Tree: A tree collection of one or more domain.
Forest: The forest is the top of the Active Directory structure. It is consists of multiple trees which share a common global catalog.
Dynamic Host Configuration Protocol (DHCP) helps in automatically allocation IP address over the network with defined scope.
The following are the different roles in Windows server: