Final answer:
A technician would use the NET command to map a network share, by executing a command like NET USE Z: \\Server\SharedFolder to assign a drive letter to a shared network resource.
Step-by-step explanation:
To map a network share on a Windows computer, a technician would use the NET command. This command, specifically NET USE, is utilized to connect, remove, and configure connections to shared resources, such as network printers and drives. For example, to map a network drive, you might use NET USE Z: \\Server\SharedFolder. This would assign the shared folder located on 'Server' to the drive letter Z:. The NET command is a versatile tool and is commonly used in various network administration tasks.
The other commands listed, such as NSLOOKUP, IPCONFIG, and COPY, have different purposes. NSLOOKUP is used for querying the DNS to obtain domain name or IP address mapping, IPCONFIG is used to display and manage the network configuration of a Windows computer, while COPY is used to copy files and directories.