ISTQB Learning

Test your knowledge

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Exam 5 - 75 minutes

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1. You want to estimate the test effort for the new project using estimation based on ratios. You calculate the test-to-development effort ratio using averaged data for both development effort and test effort from four historical projects similar to the new one. The table shows this historical data.

The estimated development effort for the new project is $800,000. What is your estimate of the test effort in this project?

Select ONE option.

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2. Which of the following is MOST likely to be a benefit of test automation?

Select ONE option.

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3. You were given a task to analyze and fix causes of failures in a new system to be released.

Which activity are you performing?

Select ONE option.

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4. Given the following review types:

1. Technical review
2. Informal review
3. Inspection
4. Walkthrough

And the following descriptions:

A. Includes objectives such as gaining consensus, generating new ideas, and motivating authors to improve
B. Includes objectives such as educating reviewers, gaining consensus, generating new ideas and detecting potential defects
C. The main objective is detecting potential defects and it requires metrics collection to support process improvement
D. The main objective is detecting potential defects and it generates no formal documented output

Which of the following BEST matches the review types and the descriptions?

Select ONE option.

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5. Which of the following is the BEST example of how traceability supports testing?

Select ONE option.

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6. How is the whole team approach present in the interactions between testers and business representatives?

Select ONE option.

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7. You test a system whose lifecycle is modeled by the state transition diagram shown below. The system starts in the INIT state and ends its operation in the OFF state.

What is the MINIMAL number of test cases to achieve valid transitions coverage?

Select ONE option.

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8. Consider the following testware.

Which test activity produces this testware as an output?

Select ONE option.

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9. Which of the following statements about the independence of testing is CORRECT?

Select ONE option.

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10. High-level test conditions are being used by testers to generate test cases and execute tests. Even though the test conditions remain the same, the test cases are varied each time. Which of the following ‘principles of testing’ is being addressed through the variation of test cases?

Select ONE option.

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11. Which types of failures (1-4) fit which test levels (A-D) BEST?

1. Failures in system behavior as it deviates from the user’s business needs
2. Failures in communication between components
3. Failures in logic in a module
4. Failures in not correctly implemented business rules

A. Component testing
B. Component integration testing
C. System testing
D. Acceptance testing

Select ONE option.

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12. Your team follows the process that uses the DevOps delivery pipeline. The first three steps of this process are:

(1) Code development
(2) Submit code into a version control system and merge it into the “test” branch
(3) Perform component testing for the submitted code

Which of the following is BEST suited to be the entry criterion for step (2) of this pipeline?

Select ONE option.

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13. Which of the following BEST describe the collaborative approach to user story writing?

Select ONE option.

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14. You are testing a web application that allows users to SEARCH for products, VIEW product details, ADD products to a shopping cart, and place an ORDER.
You have prepared the following five test cases, which you want to execute according to their priorities:

TC1: SEARCH product A Priority: medium

TC2: VIEW product A details Priority: low

TC3: ADD product B to a shopping cart Priority: medium

TC4: ADD product C to a shopping cart Priority: high

TC5: place an ORDER Priority: high

You also identified the following logical dependencies between test cases:

• SEARCH functionality must be tested before VIEW functionality can be tested, as product details rely on search functionality.
• VIEW functionality must be tested before ADD functionality, as adding products relies on the availability of accurate product details.
• ADD functionality must be tested before ORDER functionality, as placing an order relies on the availability of accurate shopping cart information.

Which test case should be executed as the fourth one?

Select ONE option.

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15. Which collaborative user story writing practice enables the team to achieve a collective understanding of what needs to be delivered?

Select ONE option.

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16. Which of the following provides the BEST example of a scenario-oriented acceptance criterion?

Select ONE option.

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17. Which of the following tests is MOST likely to be performed as part of functional testing?

Select ONE option.

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18. Which of the following is MOST likely to be a risk of test automation?

Select ONE options.

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19. Which of the following is a benefit of early and frequent stakeholder feedback?

Select ONE option.

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20. Which of the following is an example of a defect that can be found by static testing but NOT by dynamic testing?

Select ONE option.

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21. In many software organizations the test department is called the Quality Assurance (QA) department. Is this sentence correct or not and why?

Select ONE option.

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22. What task may management take on during a formal review?

Select ONE option.

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23. You perform system testing of an e-commerce web application and are provided with the following requirement:

REQ 05-017. If the total cost of purchases exceeds $100, the customer gets a 5% discount on subsequent purchases. Otherwise, the customer does not receive a discount.

Which test techniques will be MOST helpful in designing test cases based on this requirement?

Select ONE option.

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24. You are working as a tester in the team that follows the V-model. The choice of software development lifecycle (SDLC) model impacts the timing of testing, which of the following statement is NOT true?

Select ONE option.

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25. Your team uses the three-point estimation technique to estimate the test effort for a new high-risk feature. The following estimates were made:

• Most optimistic estimation: 2 person-hours
• Most likely estimation: 11 person-hours
• Most pessimistic estimation: 14 person-hours

What is the final estimate?

Select ONE option.

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26. Which TWO of the following statements provide the BEST rationale for using exploratory testing?

Select TWO options.

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27. Which of the following test levels is MOST likely being performed if the testing is focused on validation and is not being performed by testers?

Select ONE option.

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28. Which of the following is MOST likely to be performed as part of system testing?

Select ONE option.

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29. Which of the following is a good testing practice that applies to all software development lifecycles?

Select ONE option.

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30. Given the following risks:

1. Ineffective loop implementation causes long system responses
2. Consumers change their preferences
3. Flooding of the server room
4. Patients above a certain age receive inaccurate reports

And the following mitigation activities:

A. Risk acceptance
B. Performance testing
C. Using boundary value analysis as the test technique
D. Risk transfer

Which of the following BEST matches the risks with the mitigation activities?

Select ONE option.

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31. Which of the following is an example of why testing is necessary?

Select ONE option.

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32. Which of the following is true about exploratory testing?

Select ONE option.

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33. Which of the following BEST describes the way acceptance criteria can be documented?

Select ONE option.

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34. Customers of the TestWash car wash chain have cards with a record of the number of washes they have bought so far. The initial value is 0. After entering the car wash, the system increases the number on the card by one. This value represents the number of the current wash. Based on this number the system decides what discount the customer is entitled to.

For every tenth wash the system gives a 10% discount, and for every twentieth wash, the system gives a further 40% discount (i.e., a 50% discount in total).

Which of the following sets of input data (understood as the numbers of the current wash) achieves the highest equivalence partition coverage?

Select ONE option.

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35. Which of the following is LEAST likely to occur as a result of a retrospective?

Select ONE option.

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36. Which of the following statements is CORRECT?

Select ONE option.

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37. You are testing a simplified apartment search form which has only two search criteria:

• floor (with three possible options: ground floor; first floor; second or higher floor)
• garden type (with three possible options: no garden; small garden; large garden)

Only apartments on the ground floor have gardens. The form has a built-in validation mechanism that will not allow you to use the search criteria which violate this rule.

Each test has two input values: floor and garden type. You want to apply equivalence partitioning (EP) to cover each floor and each garden type in your tests.

What is the minimal number of test cases to achieve 100% EP coverage?

Select ONE option

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38. Which test activity involves working with test data requirements, test conditions, test environment requirements and test cases?

Select ONE option.

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39. Which of the following statements about the different testing roles is MOST likely to be CORRECT?

Select ONE option.

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40. What is the MAIN difference between black-box test techniques and experience-based test techniques?

Select ONE option.

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