Final answer:
To check the slave configuration of a node in MySQL, the command 'SHOW SLAVE STATUS' is used in the MySQL command-line interface, providing details on replication status and configurations.
Step-by-step explanation:
To check the slave configuration of a particular node in a database replication setup, the specific command may vary based on the database management system being used. For example, in MySQL, the command is SHOW SLAVE STATUS, which provides details about the replication status of the slave server. This command is executed in the MySQL command-line interface. It outputs a variety of settings and status variables that indicate how the slave is configured and operating. The information displayed includes the I/O and SQL thread status, the master log file position, and the last error message, among other things.