A test team is responsible for testing a web application's login page. They have a checklist that includes verifying the username field, password field, login button, and error messages. Which additional checklist item would most improve coverage of boundary conditions?

Test the username field with the minimum and maximum allowed length

Test the login button with multiple clicks

Test the password field with special characters

Test the error message for incorrect password

An online order system has states: Cart, Checkout, Payment, Confirmed. A user can add items, proceed to checkout, enter payment, and confirm the order. Which test case is most effective for verifying the transition from Checkout to Payment?

Proceed to checkout without adding items

Add items to cart, proceed to checkout, enter payment details

Confirm the order without entering payment

Enter payment details without proceeding to checkout

A test team is testing a new mobile app. They have a short time window and want to find as many defects as possible while also learning the app's behavior. Which approach is most appropriate?

Scripted testing with detailed test cases

Checklist-based testing to verify all features

Exploratory testing with session-based test management

Error guessing to test common input errors

What is the main benefit of using decision table testing?

It reduces the need for any other testing technique

It focuses only on invalid inputs

It ensures that all combinations of conditions are considered

It automatically generates test data for all inputs

In equivalence partitioning, what is the primary purpose of selecting one representative from each partition?

To test every possible input value in the partition

To ensure that all invalid inputs are tested

To reduce the number of test cases while maintaining effective coverage

To identify the exact boundary values of each partition

Certified Tester Foundation Level

Domain 4Objective 1

Black-Box Test Techniques CTFL Practice Questions (Page 3)

Part of the Domain 4: Test Analysis and Design domain, which makes up ~13% of our current practice bank. ISTQB does not publish an official question count, but from its 60-minute exam (~25–40 total, ~3–5 in this domain), expect 1–1 from this objective — we provide 24 practice questions to prepare you well beyond it. (estimate)

24questions here

5free pages

7concepts

Questions 11–15

11application · medium
A test team is responsible for testing a web application's login page. They have a checklist that includes verifying the username field, password field, login button, and error messages. Which additional checklist item would most improve coverage of boundary conditions?
Select an answer first
12application · medium
An online order system has states: Cart, Checkout, Payment, Confirmed. A user can add items, proceed to checkout, enter payment, and confirm the order. Which test case is most effective for verifying the transition from Checkout to Payment?
Select an answer first
13application · medium
A test team is testing a new mobile app. They have a short time window and want to find as many defects as possible while also learning the app's behavior. Which approach is most appropriate?
Select an answer first
14foundation · easy
What is the main benefit of using decision table testing?
Select an answer first
15foundation · easy
In equivalence partitioning, what is the primary purpose of selecting one representative from each partition?
Select an answer first

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