Exam 5 – ISTQB Learning

Created on June 03, 2024 By

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Exam 5

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1. You are testing a temperature control system for a horticultural cold storage facility. The system receives the temperature (in full degrees Celsius) as the input. If the temperature is between 0 and 2 degrees inclusive, the system displays the message “temperature OK”. For lower temperatures, the system displays the message "temperature too low" and for higher temperatures it displays the message “temperature too high”.

Using two-value boundary value analysis, which of the following sets of test inputs provides the highest level of boundary value coverage?

a) –1, 3

b) 0, 2

c) –1, 0, 2, 3

d) –2, 0, 2, 4

Select ONE option.

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2. Which work product can be used by an agile team to show the amount of work that has been completed and the amount of total work remaining for a given iteration?

a) Acceptance criteria

b) Defect report

c) Test completion report

d) Burndown chart

Select ONE option.

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3. What does the test pyramid model show?

a) That tests may have different priorities

b) That tests may have different granularity

c) That tests may require different coverage criteria

d) That tests may depend on other tests

Select ONE option.

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4. Which of the following is NOT true for white-box testing?

a) During white-box testing the entire software implementation is considered

b) White-box coverage metrics can help identify additional tests to increase code coverage

c) White-box test techniques can be used in static testing

d) White-box testing can help identify gaps in requirements implementation

Select ONE option.

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5. Which test activity does a data preparation tool support?

a) Test monitoring and control

b) Test analysis and design

c) Test implementation and execution

d) Test completion

Select ONE option.

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6. Which item correctly identifies a potential risk of performing test automation?

a) It may introduce unknown regressions in production

b) Sufficient efforts to maintain testware may not be properly allocated

c) Testing tools and associated testware may not be sufficiently relied upon

d) It may reduce the time allocated for manual testing

Select ONE option.

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7. Which of the following statements about branch testing is CORRECT?

a) If a program includes only unconditional branches, then 100% branch coverage can be achieved without executing any test cases

b) If the test cases exercise all unconditional branches in the code, then 100% branch coverage is achieved

c) If 100% statement coverage is achieved, then 100% branch coverage is also achieved

d) If 100% branch coverage is achieved, then all decision outcomes in each decision statement in the code are exercised

Select ONE option.

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8. Given the following descriptions of review activities:

1. Detected anomalies are deliberated upon, and determinations are reached regarding their status, ownership, and any further steps needed
2. Issues are recorded, and any needed updates are addressed prior to the acceptance of the work product
3. Reviewers employ techniques to come up with suggestions and questions about the work product and to spot anomalies
4. The objective of the review and its schedule are established to ensure a focused and efficient review
5. Participants are provided with access to the item being reviewed

Which of the following is the CORRECT sequence in the review process of the activities that correspond to the descriptions?

a) 4 – 3 – 5 – 2 – 1

b) 4 – 5 – 3 – 1 – 2

c) 5 – 4 – 1 – 3 – 2

d) 5 – 4 – 3 – 2 – 1

Select ONE option.

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9. The navigation system software has been updated due to it suggesting routes that break traffic laws, such as driving the wrong way down one-way streets. Which of the following BEST describes the testing that will be performed?

a) Only confirmation testing

b) Confirmation testing then regression testing

c) Only regression testing

d) Regression testing then confirmation testing

Select ONE option.

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10. You are working on a project to develop a system to analyze driving test results. You have been asked to design test cases based on the following decision table.

What test data will show that there are contradictory rules in the decision table?

a) C1 = T, C2 = T, C3 = F

b) C1 = T, C2 = F, C3 = T

c) C1 = T, C2 = T, C3 = T and C1 = F, C2 = T, C3 = T

d) C1 = F, C2 = F, C3 = F

Select ONE option.

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11. Which of the following is NOT anticipated by the tester while applying error guessing?

a) The developer misunderstood the formula in the user story for calculating the interest

b) The developer wrote “FA = A*(1+IR^N)” instead of “FA = A*(1+IR)^N” in the source code

c) The developer missed the seminar on new compound interest rate legislation

d) The accuracy of the interest calculated by the system is not precise enough

Select ONE option.

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

a) Security testing of a credit management system by an independent test team

b) Testing the interface of a currency exchange system with an external banking system

c) Beta testing of a remote learning system by courseware developers

d) Testing interactions between the user interface and database of a human resources system

Select ONE option.

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

a) It improves the test process for future projects

b) It forces customers to prioritize their requirements based on agreed risks

c) It is the only way to measure the quality of changes

d) It helps avoid requirements misunderstandings

Select ONE option.

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14. You want to apply branch testing to the code represented by the following control flow graph.

How many coverage items do you need to test?

a) 2

b) 4

c) 8

d) 7

Select ONE option.

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

a) Taking overall responsibility for the review

b) Deciding what is to be reviewed

c) Ensuring the effective running of review meetings, and mediating, if necessary

d) Recording review information such as review decisions

Select ONE option.

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16. You are applying state transition testing to the hotel room reservation system modeled by the following state transition table, with 4 states and 5 different events:

Assuming all test cases start in the ‘Requesting’ state, which of the following test cases, represented as sequences of events, achieves the highest valid transitions coverage?

a) NotAvailable, Available, ChangeRoom, NotAvailable, Cancel

b) Available, ChangeRoom, NotAvailable, Available, Pay

c) Available, ChangeRoom, Available, ChangeRoom, NotAvailable

d) NotAvailable, Cancel, ChangeRoom, Available, Pay

Select ONE option.

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17. Decide which of the following statements (i-v) are true for static testing.

i. Abnormal external behaviors are easier to identify with this testing
ii. Discrepancies from a coding standard are easier to find with this testing
iii. It identifies failures caused by defects when the software is run
iv. Its test objective is to identify defects as early as possible
v. Missing coverage for critical security requirements is easier to find and fix

a) i, iv, v are true for static testing

b) i, iii, iv are true for static testing

c) ii, iii are true for static testing

d) ii, iv, v are true for static testing

Select ONE option.

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18. What is the relationship between the testing quadrants, test levels and test types?

a) Testing quadrants represent particular combinations of test levels and test types, defining their location in the software development lifecycle

b) Testing quadrants describe the degree of granularity of individual test types performed at each test level

c) Testing quadrants assign the test types that can be performed to the test levels

d) Testing quadrants group test levels and test types by several criteria such as targeting specific stakeholders

Select ONE option.

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

a) Managers are aware of which developers are less productive

b) It allows project managers to prioritize their stakeholder interactions

c) It facilitates early communication of potential quality issues

d) End users better understand why the delivery of the work product is delayed

Select ONE option.

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20. Which TWO of the following options are common metrics used for reporting on the quality level of the test object?

a) Number of defects found during system testing

b) Total effort on test design divided by the number of designed test cases

c) Number of executed test procedures

d) Number of defects found divided by the size of a work product

e) Time needed to repair a defect

Select TWO options.

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21. How can white-box testing be useful in support of black-box testing?

a) White-box coverage measures can help testers evaluate black-box tests in terms of the code coverage achieved by these black-box tests

b) White-box coverage analysis can help testers identify unreachable fragments of the source code

c) Branch testing subsumes black-box test techniques, so achieving full branch coverage guarantees achieving full coverage of any black-box technique

d) White-box test techniques can provide coverage items for black-box techniques

Select ONE option.

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

Which activity are you performing?

a) Debugging

b) Software testing

c) Requirement elicitation

d) Defect management

Select ONE option.

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23. Which of the following factors (i-v) have SIGNIFICANT influence on the test process?

i. The SDLC
ii. The number of defects detected in previous projects
iii. The identified product risks
iv. New regulatory requirements forcing formal white-box testing
v. The test environment setup

a) i, ii have significant influence

b) i, iii, iv have significant influence

c) ii, iv, v have significant influence

d) iii, v have significant influence

Select ONE option.

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24. Which of the following is MOST likely to impact how testing is performed for a given test object?

a) The average level of experience of the organization’s marketing team

b) The knowledge of users that a new system is being developed for them

c) The number of years’ experience of the members of the test team

d) The end user’s organizational structure for a commercial music streaming application

Select ONE option.

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25. You are designing test cases based on the following decision table.

So far you have designed the following test cases:

• TC1: 19-year-old, unregistered man with no experience; expected result: category A
• TC2: 65-year-old, unregistered woman with 5 years of experience; expected result: category B
• TC3: 66-year-old, registered man with no experience; expected result: category C
• TC4: 65-year-old, registered woman with 4 years of experience; expected result:
category D

Which of the following test cases, when added to the existing set of test cases, will increase the decision table coverage?

a) 66-year-old, unregistered man with no experience; expected result: category B

b) 55-year-old, unregistered woman with 2 years of experience; expected result: category A

c) 19-year-old, registered woman with 5 years of experience; expected result: category D

d) No additional test case can increase the already achieved decision table coverage

Select ONE option.

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26. Your team analyzes the following user story in order to define the acceptance criteria:

As a registered customer, I want to be able to view my previous orders on the company's website, so that I can keep track of my purchases.

Which of the following test cases will NOT be relevant for this user story?

a) Input: the customer logs into their account on the website and clicks the “see order history” button Expected output: the system shows a list of all the customer’s previous orders, including the date, order number, and total cost

b) Input: the customer clicks on an order from the order list Expected output: the system displays the individual items purchased, along with their prices and quantities

c) Input: the customer clicks “Sort ascending” button on the order history screen Expected output: the system shows the order history sorted by order number in ascending order

d) Input: an unregistered customer registers as a new customer with a valid e-mail address that does not already exist in the customer database Expected output: the system accepts the registration and creates the account

Select ONE option.

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27. You have been assigned as a tester to a team producing a new system incrementally. You have noticed that no changes have been made to the existing regression test cases for several iterations and no new regression defects were identified. Your manager is happy, but you are not. Which testing principle explains your skepticism?

a) Tests wear out

b) Absence-of-errors fallacy

c) Defects cluster together

d) Exhaustive testing is impossible

Select ONE option.

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28. Consider the following user story:

As an Editor
I want to review content before it is published
so that I can assure the grammar is correct

and its acceptance criteria:

• The user can log in to the content management system with "Editor" role
• The editor can view existing content pages
• The editor can edit the page content
• The editor can add markup comments
• The editor can save changes
• The editor can reassign to the "content owner" role to make updates

Which of the following is the BEST example of an ATDD test for this user story?

a) Test if the editor can save the document after edit the page content

b) Test if the content owner can log in and make updates to the content

c) Test if the editor can schedule the edited content for publication

d) Test if the editor can reassign to another editor to make updates

Select ONE option.

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

a) Performing the impact analysis of a change will give information about the completion of the tests

b) Analyzing the traceability between test cases and test results will give information about the estimated level of residual risk

c) Performing the impact analysis of a change will help selecting the right test cases for regression testing

d) Analyzing the traceability between the test basis, the test objects and the test cases will help in selecting test data to achieve the assumed coverage of the test object

Select ONE option.

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30. Which of the following provides the BEST description of the shift-left approach?

a) When agreed by the developers, manual activities on the left-hand side of the test process are automated to support the principle of ‘early testing saves time and money’

b) Where cost-effective, test activities are moved to be performed earlier in the software development lifecycle (SDLC) to reduce the total cost of quality by reducing the number of defects found later in the SDLC

c) When they have spare time available, testers are required to automate tests for regression testing, starting with component tests and component integration tests

d) When available, testers are trained to perform tasks early in the SDLC to allow more test activities to be automated later in the SDLC

Select ONE option.

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31. Which of the following BEST fits as an element of the checklist used in checklist-based testing?

a) “The developer made an error when implementing the code”

b) “The achieved statement coverage exceeds 85%”

c) “The program works correctly regarding functional and non-functional requirements”

d) “The error messages are written in language that the user can understand”

Select ONE option.

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32. Which of the following is NOT a benefit of static testing?

a) Having less expensive defect management due to the ease of detecting defects later in the SDLC

b) Fixing defects found during static testing is generally much less expensive than fixing defects found during dynamic testing

c) Finding coding defects that might not have been found by only performing dynamic testing

d) Detecting gaps and inconsistencies in requirements

Select ONE option.

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33. Which of the following are advantages of DevOps?

i. Faster product release and faster time to market
ii. Increases the need for repetitive manual testing
iii. Constant availability of executable software
iv. Reduction in the number of regression tests associated with code refactoring
v. Setting up the test automation framework is inexpensive since everything is automated

a) i, ii, iv are advantages

b) iii, v are advantages

c) i, iii are advantages

d) ii, iv, v are advantages

Select ONE option.

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34. Which of the following is an advantage of the whole team approach?

a) Improved communication between team members

b) Decreased individual accountability for quality

c) Faster deployment of deliverables to the end users

d) Reduced collaboration with external business users

Select ONE option.

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35. W A developer was asked to implement the following business rule:

You design the test cases using 2-value boundary value analysis.

Which of the following sets of test inputs achieves the greatest coverage?

a) 100, 150, 200, 201

b) 99, 100, 200, 201

c) 98, 99, 100, 101

d) 101, 150, 199, 200

Select ONE option.

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36. Which of the following is MOST likely to be a trigger that leads to maintenance testing of a currency exchange system?

a) The developers reported that changing the currency exchange system was difficult and the testers decided to check if this was true

b) The refund option of the currency exchange system was removed as it did not always repay the correct amount to customers

c) The agile team has started developing a user story that adds a new customer loyalty feature to the currency exchange system

d) The currency exchange system was reconfigured to support both English and local language currency transactions

Select ONE option.

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37. The following decision table contains the rules for determining the risk of atherosclerosis.

You designed the test cases with the following test input data:

TC1: Cholesterol = 125 mg/dl Blood pressure = 141 mm Hg
TC2: Cholesterol = 200 mg/dl Blood pressure = 201 mm Hg
TC3: Cholesterol = 124 mg/dl Blood pressure = 201 mm Hg
TC4: Cholesterol = 109 mg/dl Blood pressure = 200 mm Hg
TC5: Cholesterol = 201 mg/dl Blood pressure = 140 mm Hg

What is the decision table coverage achieved by these test cases?

a) 40%

b) 60%

c) 80%

d) 100%

Select ONE option.

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38. Which of the following is an advantage of the whole-team approach?

a) Teams with no testers

b) Improved team dynamics

c) Specialist team members

d) Larger team sizes

Select ONE option.

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39. Consider the following rule: “for every SDLC activity there is a corresponding test activity”. In which SDLC models does this rule hold?

a) Only in sequential SDLC models

b) Only in iterative SDLC models

c) Only in iterative and incremental SDLC models

d) In sequential, incremental, and iterative SDLC models

Select ONE option.

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40. Which of the following BEST describes an example of how configuration management (CM) supports testing?

a) Having the version number of the environment, the CM tool can retrieve the version numbers of libraries, stubs and drivers used in that environment

b) Having a record of the values of the test inputs, the CM tool can execute the test cases for these configurations and calculate test coverage

c) Having data about the date of purchase of a software license, the CM tool automatically generates information about the fact that the product license is coming to an end

d) Having the version number of the test case, the CM tool can automatically generate test data for this test case

Select ONE option.

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