Test Cases & Test Design Interview Questions for Manual Testing

Valid login, wrong password, empty fields, case sensitivity, max length, SQL-injection strings, password masking, 'remember me', lock-out after N attempts and the forgot-password link.

Test 17, 18, 19, 59, 60 and 61.

Success, failure and pending flows, timeouts, refunds, double-click payments, every method (UPI, cards, net banking), rounding, security (no card data stored) and reconciliation with bank reports.

For a field accepting 1–100: valid class 1–100 (test 50), invalid below 1 (test −5), invalid above 100 (test 150). One value represents each class.

Moves to the chosen floor, doors open and close, door sensor stops closing on obstruction, overload alarm, emergency button, behaviour in a power cut, max capacity and the floor display.

List conditions and actions in a table and cover every combination of conditions (rules) — ideal for business rules like loan approval: salary > X AND credit score > Y → approve.

Learning, test design and execution at the same time, without scripted cases — time-boxed sessions with a charter (e.g. 'explore checkout with coupons'), noting bugs and ideas. Great for finding edge cases.