ISTQB Sample Questions Set - 37



1.    Consider the following list of test process activities:
I. Analysis and design
II. Test closure activities
III. Evaluating exit criteria and reporting
IV. Planning and control
V. Implementation and execution

Which of the following places these in their logical sequence?
A.    I, II, III, IV and V.
B.    IV, I, V, III and II.
C.    IV, I, V, II and III.
D.   I, IV, V, III and II.
2.    Test objectives vary between projects and so must be stated in the test plan. Which one of the following test objectives might conflict with the proper tester mindset?
A.    Show that the system works before we ship it.
B.    Find as many defects as possible.
C.    Reduce the overall level of product risk.
D.   Prevent defects through early involvement.
3.    Which test activities are supported by test data preparation tools?
A.    Test management and control
B.    Test specification and design
C.    Test execution and logging
D.   Performance and monitoring
4.    Consider the following types of tools:
V. Test management tools
W. Static analysis tools
X. Modeling tools
Y. Dynamic analysis tools
Z. Performance testing tools
Which of the following of these tools is most likely to be used by developers?
A.    W, X and Y
B.    V, Y and Z
C.    V, W and Z
D.   X, Y and Z
5.    What is a test condition?
A.    An input, expected outcome, pre-condition and post-condition
B.    The steps to be taken to get the system to a given point
C.    Something that can be tested
D.   A specific state of the software, e.g. before a test can be run
6.    Which of the following is the most important difference between the metrics-based approach and the expert-based approach to test estimation?
A.    The metrics-based approach is more accurate than the expert-based approach.
B.    The metrics-based approach uses calculations from historical data while the expertbased approach relies on team wisdom.
C.    The metrics-based approach can be used to verify an estimate created using the expert-based approach, but not vice versa.
D.   The expert-based approach takes longer than the metrics-based approach.
7.     If the temperature falls below 18 degrees, the heating is switched on. When the temperature reaches 21 degrees, the heating is switched off. What is the minimum set of test input values to cover all valid equivalence partitions?
A.    15, 19 and 25 degrees
B.    17, 18, 20 and 21 degrees
C.    18, 20 and 22 degrees
D.   16 and 26 degrees
8.    Which of these statements about functional testing is true?
A.    Structural testing is more important than functional testing as it addresses the code.
B.    Functional testing is useful throughout the life cycle and can be applied by business analysts, testers, developers and users.
C.    Functional testing is more powerful than static testing as you actually run the system and see what happens.
D.   Inspection is a form of functional testing.
9.    What is the purpose of confirmation testing?
A.    To confirm the users' confidence that the system will meet their business needs.
B.    To confirm that a defect has been fixed correctly.
C.    To confirm that no unexpected changes have been introduced or uncovered as a result of changes made.
D.   To confirm that the detailed logic of a component conforms to its specification.
10.                       Which success factors are required for good tool support within an organization?
A.    Acquiring the best tool and ensuring that all testers use it.
B.    Adapting processes to fit with the use of the tool and monitoring tool use and benefits.
C.    Setting ambitious objectives for tool benefits and aggressive deadlines for achieving them.
D.   Adopting practices from other successful organizations and ensuring that initial ways of using the tool are maintained.
11.                       Which of the following best describes integration testing?
A.    Testing performed to expose faults in the interfaces and in the interaction between integrated components.
B.    Testing to verify that a component is ready for integration.
C.    Testing to verify that the test environment can be integrated with the product.
D.   Integration of automated software test suites with the product.
12.                       According to the ISTQB Glossary, debugging:
A.    Is part of the fundamental testing process.
B.    Includes the repair of the cause of a failure.
C.    Involves intentionally adding known defects.
D.   Follows the steps of a test procedure.
13.                       Which of the following could be a root cause of a defect in financial software in which an incorrect interest rate is calculated?
A.    Insufficient funds were available to pay the interest rate calculated.
B.    Insufficient calculations of compound interest were included.
C.    Insufficient training was given to the developers concerning compound interest alculation rules.
D.   Inaccurate calculators were used to calculate the expected results.
14.                       Assume postal rates for 'light letters' are:
$0.25 up to 10 grams;
$0.35 up to 50 grams;
$0.45 up to 75 grams;
$0.55 up to 100 grams.
Which test inputs (in grams) would be selected using boundary value analysis?
A.    0, 9,19, 49, 50, 74, 75, 99,100
B.    10, 50, 75,100, 250, 1000
C.    0, 1,10,11, 50, 51, 75, 76,100,101
D.   25, 26, 35, 36, 45, 46, 55, 56
15.                        Consider the following decision table for Car rental.
Conditions
Rule 1
Rule 2
Rule 3
Rule 4
Over 23?
F
T
T
T
Clean driving record?
Don't care
F
T
T
On business?
Don't care
Don't care
F
T
Actions
 
 
 
 
Supply rental car?
F
F
T
T
Premium charge
F
F
F
T

Given this decision table, what is the expected result for the following test cases?
TC1: A 26-year-old on business but with violations or accidents on his driving record
TC2: A 62-year-old tourist with a clean driving record
A.    TC1: Don't supply car; TC2: Supply car with premium charge.
B.    TC1: Supply car with premium charge; TC2: Supply car with no premium charge.
C.    TC1: Don't supply car; TC2: Supply car with no premium charge.
D.   TC1: Supply car with premium charge; TC2: Don't supply car.
16.                        What is exploratory testing?
A.    The process of anticipating or guessing where defects might occur.
B.    A systematic approach to identifying specific equivalent classes of input.
C.    The testing carried out by a chartered engineer.
D.   Concurrent test design, test execution, test logging and learning.
17.                        What does it mean if a set of tests has achieved 90% statement coverage?
A.    9 out of 10 decision outcomes have been exercised by this set of tests.
B.    9 out of 10 statements have been exercised by this set of tests.
C.    9 out of 10 tests have been run on this set of software.
D.   9 out of 10 requirements statements about the software are correct.
18.                        A test plan is written specifically to describe a level of testing where the primary goal is establishing confidence in the system. Which of the following is a likely name for this document?
A.    Master test plan
B.    System test plan
C.    Acceptance test plan
D.   Project plan
19.                        What is the best description of static analysis?
A.    The analysis of batch programs
B.    The reviewing of test plans
C.    The analysis of program code or other software artifacts
D.   The use of black-box testing
20.                        System test execution on a project is planned for eight weeks. After a week of testing, a tester suggests that the test objective stated in the test plan of 'finding as many defects as possible during system test' might be more closely met by redirecting the test effort according to which test principle?
A.    Impossibility of exhaustive testing.
B.    Importance of early testing.
C.    The absence of errors fallacy.
D.   Defect clustering.
21.                        Consider the following activities that might relate to configuration management:
                                                                   I.      Identify and document the characteristics of a test item
                                                                II.      Control changes to the characteristics of a test item
                                                             III.      Check a test item for defects introduced by a change
                                                             IV.      Record and report the status of changes to test items
                                                                V.      Confirm that changes to a test item fixed a defect
Which of the following statements is true?
A.    Only I is a configuration management task.
B.    All are configuration management tasks.
C.    I, II and III are configuration management tasks.
D.   I, II and IV are configuration management tasks.
22.                        A test plan included the following clauses among the exit criteria:
# System test shall continue until all significant product risks have been covered to the extent specified in the product risk analysis document.
# System test shall continue until no must-fix defects remain against any significant product risks specified in the product risk analysis document.
During test execution, the test team detects 430 must-fix defects prior to release and all must-fix defects are resolved. After release, the customers find 212 new defects, none of which were detected during testing. This means that only 67% of the important defects were found prior to release, a percentage which is well below average in your industry. You are asked to find the root cause for the high number of field failures. Consider the following list of explanations:
                                                             I.      Not all the tests planned for the significant product risks were executed.
                                                          II.      The organization has unrealistic expectations of the percentage of defects that testing can find.
                                                       III.      A version-control issue has resulted in the release of a version of the software that was used during early testing.
                                                       IV.      The product risk analysis failed to identify all the important risks from a customer point of view.
                                                          V.      The product risk analysis was not updated during the project as new information became available.
Which of the following statements indicate which explanations are possible root causes?
A.    II, III and IV are possible explanations, but I and V are not possible.
B.    All five are possible explanations.
C.    I, IV and V are possible explanations, but II and III are not possible.
D.   III, IV and V are possible explanations, but I and II are not possible.
23.                        What is the most important factor for successful performance of reviews?
A.    A separate scribe during the logging meeting
B.    Trained participants and review leaders
C.    The availability of tools to support the review process
D.   A reviewed test plan
24.                        Consider the following statements about maintenance testing:
                                                       i.            It requires both re-test and regression test and may require additional new tests.
                                                     ii.            It is testing to show how easy it will be to maintain the system.
                                                  iii.            It is difficult to scope and therefore needs careful risk and impact analysis.
                                                   iv.            It need not be done for emergency bug fixes.
Which of the statements are true?
A.    I and III
B.    I and IV
C.    II and III
D.   II and IV
25.                        The purpose of entry criteria is to prevent a task from being considered completed when there are still outstanding parts of the task which have not been finished.
A.    True
B.    False
26.                        Which two specification-based testing techniques are most closely related to each other?
A.    Decision tables and state transition testing
B.    Equivalence partitioning and state transition testing
C.    Decision tables and boundary value analysis
D.   Equivalence partitioning and boundary value analysis
27.                        Which of the following is an advantage of independent testing?
A.    Independent testers don't have to spend time communicating with the project team.
B.    Programmers can stop worrying about the quality of their work and focus on producing more code.
C.    The others on a project can pressure the independent testers to accelerate testing at the end of the schedule.
D.   Independent testers sometimes question the assumptions behind requirements, designs and implementations.
28.                        DDP formula that would apply for calculating DDP for the last level of testing prior to release to the field is
A.    DDP = {Defects (Testers) – Defects (Field)} / Defects (Testers)
B.    DDP = {Defects (Testers) + Defects (Field)} / Defects (Testers)
C.    DDP = Defects (Testers) / {Defects (Field) + Defects (Testers)}
D.   DDP = Defects (Testers) / {Defects (Field) - Defects (Testers)}
29.                        An incident report contains a description of the misbehavior that was observed and classification of that misbehavior.
A.    True
B.    False
30.                        Popular specification-based techniques are:
A.    Equivalence partitioning
B.    Boundary value analysis
C.    Decision tables
D.   All three described above
1
2
3
4
5
6
7
8
9
10
B
A
B
A
C
B
A
B
B
B
11
12
13
14
15
16
17
18
19
20
A
B
C
C
C
D
B
C
C
D
21
22
23
24
25
26
27
28
29
30
D
C
B
A
B
D
D
C
A
D

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