Hotspot Question
Your network contains an Active Directory domain named contoso com. The domain contains a
DNS server named Server1. You enable Response Rate Limiting on Server1. You need to prevent
Response Rate Limiting from applying to hosts that reside on the network of 10.0.0.0/24. Which
cmdlets should you run? To answer, select the appropriate options in the answer area.
Answer: 
To exempt hosts from Response Rate Limiting use the Add-DnsServerResponseRateLimitingExceptionlist cmdlet. In the Add-DnsServerResponseRateLimitingExceptionlist cmdlet you can specify the ClientSubnet parameter.
See: https://blogs.technet.microsoft.com/teamdhcp/2015/08/28/response-rate-limiting-in-windows-dns-server/ and https://docs.microsoft.com/en-us/powershell/module/dnsserver/add-dnsserverresponseratelimitingexceptionlist?view=win10-ps
To create a client subnet use the Add-DnsServerClientSubnet. This cmdlet a client subnet to a Domain Name System (DNS) server. A client subnet is a group of IP subnets.
See: https://docs.microsoft.com/en-us/powershell/module/dnsserver/add-dnsserverclientsubnet?view=win10-ps
How is this 70-740? shouldn’t this be 70-741?