2020 recruitment navy commences online registration march 11

It seems like you're referring to the Nigerian Navy's 2020 recruitment exercise. According to the information, the online registration for the Nigerian Navy's 2020 recruitment exercise is scheduled to commence on March 11, 2020.

Here's a breakdown of the information:

• Date: March 11, 2020
• Event: Online registration for Nigerian Navy's 2020 recruitment exercise
• Details: The Nigerian Navy will commence online registration for its 2020 recruitment exercise on March 11, 2020.