Failed to enable unit: Unit file mongod.service does not exist. aman@aman-HP-Notebook:~$ code example

Example 1: Failed to enable unit: Unit file mongod.service does not exist.

> sudo systemctl enable mongodb.service

Example 2: Failed to enable unit: Unit file mongod.service does not exist.

> systemctl list-unit-files --type=service
...
mongodb.service             disabled
...