CompTIA Network+

Answer: A - LDAP, or Lightweight Directory Access Protocol, is required for distributed directories of information, such as the directory information associated with Microsoft networks.

Key Takeaway - Lightweight Directory Access Protocol allows for directory information, such as user names and roles in Microsoft. DNS (Domain Name Service) is responsible for resolving IP addresses to domain names. DHCP (Dynamic Host Configuration Protocol) provides for automatic assignment of IP addresses to clients, and SNMP (Simple Network Management Protocol) allows the monitoring of devices, such as routers and printers.