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How do you test calculator?

Answer Posted / raji

1. Verify the AC / ON button is working or not.
2. Verify whether all buttons those required for calc or
3.Verify the buttons from 1-9 working or not.
4.Verify the respective numbers displayed what ever keying
a number.
5.Verify the +,-,*,/ etc of calc are working or not.
6.Verify the results are getting according our expectations
or not.

These are the Major TC's ...But for a scientific calc
many cases will come...and There are even - ve TC's wil if
u want anybody....i will write it ....otherwise u can
try ...Bye TC

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