Which of the following should be done FIRST before installing NOS patches in a production environment?

Which of the following should be done FIRST before installing NOS patches in a production
environment?

Which of the following should be done FIRST before installing NOS patches in a production
environment?

A.
Install patches on non critical servers

B.
Install patches in test environment

C.
Install patches on a PC

D.
Install patches on critical servers



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