Surely posting on a forum is primary one level. Even I can do that. (To a limited extent). I do not consider myself to be computer literate.
D.O.
But you did find your way here, registered a username with an email address and have successfully posted (over 610 times), then I would say that you are computer literate enough to access everything required for good flight planning.
NOTAMS
Met Information
CAA Documents
PPRuNe
...sorted.