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ISTQB Certified Tester Advanced Level: Test Analyst (CTAL-TA) · ISTQB
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Total test cases: Feasible combinations (insurance given) = 8 -> Feasible conditions: Age: 18–69 → 1 value BMI: ≤35 → 1 value Remaining variables: Alcohol: 2 values Smoker: 2 values Full-time work: 2 values Total feasible combinations:2×2×2=8 Infeasible combinations (insurance refused) = 40 -> Age <18 or ≥70: 2 values × all combinations of remaining conditions (BMI, alcohol, smoker, work) BMI: 2 Alcohol: 2 Smoker: 2 Work: 2 Total = 2 × 2 × 2 × 2 × 2 = 32 BMI>35: BMI>35 → 1 value × age 18–69 × alcohol × smoker × work = 1 × 1 × 2 × 2 × 2 = 8 Total infeasible combinations = 32 + 8 = 40
Total test cases: Feasible combinations (insurance given) = 8 -> Feasible conditions: Age: 18–69 → 1 value BMI: ≤35 → 1 value Remaining variables: Alcohol: 2 values Smoker: 2 values Full-time work: 2 values Total feasible combinations:2×2×2=8 Infeasible combinations (insurance refused) = 40 -> Age <18 or ≥70: 2 values × all combinations of remaining conditions (BMI, alcohol, smoker, work) BMI: 2 Alcohol: 2 Smoker: 2 Work: 2 Total = 2 × 2 × 2 × 2 × 2 = 32 BMI>35: BMI>35 → 1 value × age 18–69 × alcohol × smoker × work = 1 × 1 × 2 × 2 × 2 = 8 Total infeasible combinations = 32 + 8 = 40 Total = 8 + 40 = 48
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