how does the interest rate counted ? 3months bank pay u interest rate once ?

fd shifus, newbie like me have a question want to ask. I've just created a Public BANK EFD, my purpose creating efd is to save money and wait for low return, and i plan to add rm1k fund into my efd account every month, can it be done ha ? i've called customer service twice, 1 say yes another say no, im really confusingggggg. shifus pls help

This post has been edited by Corsair0418: Dec 16 2016, 05:57 PM