ISTQB ISTQB-CTFL Question Answer
A financial institution is to implement a system that calculates the interest rates paid on investment accounts based on the sum invested.
You are responsible for testing the system and decide to use equivalence partitioning and boundary value analysis to design test cases. The requirements describe the following expectations:
Investment range| Interest rate
R500 to RIO 00010%
RIO 001 to R50 00011%
R50 001 to RlOOOOO12%
RIOOOOl to R500 000| 13%
What is the minimum number of test cases required to cover all valid equivalence partitions for calculating the interest?