What does the 'CMD' value in a crontab entry represent?

The 'CMD' value in a crontab entry represents the command to execute. In the context of cron jobs, which are scheduled tasks in a Unix-like operating system, each line in a crontab file comprises a set of fields that specify when the task should run and what command to execute. The format of a crontab entry typically includes the minute, hour, day of the month, month, day of the week, followed by the command to be executed.

For example, a crontab entry like "30 2 * * * /path/to/script.sh" means that the script located at "/path/to/script.sh" will run at 2:30 AM every day. The last part, which is the command (in this case, "/path/to/script.sh"), is what the system will execute at the scheduled time. This clarification helps in understanding how cron jobs are structured and how to effectively schedule them according to specific needs.