### Check all available Databases on the Exchange Server ####
Get-MailboxDatabase

#### Check only particular Database ####
Get-MailboxDatabase DB01

#### Check all properties and values of a Database ####
Get-MailboxDatabase DB01

#### Check the mailboxes stored on all the databases in the Exchange Server ####
Get-MailboxDatabase | Get-Mailbox

#### Check the mailboxes stored on particular databases in the Exchange Server ####
Get-MailboxDatabase DB01 | Get-Mailbox

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#### Create the root directories for databases and volumes ####
md C:\ExchangeDatabases
md C:\ExchangeVolumes

#### Create the database folders ####
md c:\ExchangeDatabases\DB01
md c:\ExchangeDatabases\DB02
md c:\ExchangeDatabases\DB03
md c:\ExchangeDatabases\DB04

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#### Create databases ####
New-MailboxDatabase -Name DB01 -Server Exchange2013 -LogFolderPath C:\ExchangeDatabases\DB01\DB01.log -EdbFilePath C:\ExchangeDatabases\DB01\DB01.db\DB01.edb
New-MailboxDatabase -Name DB02 -Server Exchange2013 -LogFolderPath C:\ExchangeDatabases\DB02\DB02.log -EdbFilePath C:\ExchangeDatabases\DB02\DB02.db\DB02.edb
New-MailboxDatabase -Name DB03 -Server Exchange2013 -LogFolderPath C:\ExchangeDatabases\DB03\DB03.log -EdbFilePath C:\ExchangeDatabases\DB03\DB03.db\DB03.edb
New-MailboxDatabase -Name DB04 -Server Exchange2013 -LogFolderPath C:\ExchangeDatabases\DB04\DB04.log -EdbFilePath C:\ExchangeDatabases\DB04\DB04.db\DB04.edb