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ISTQB Foundation Software Testing B

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ISTQB - Foundation Level Foundation - Certified Tester Test sobre ISTQB Foundation Software Testing B, creado por Robyn Babbage el 29/06/2018.
Robyn Babbage
Test por Robyn Babbage, actualizado hace más de 1 año
Robyn Babbage
Creado por Robyn Babbage hace más de 7 años
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Resumen del Recurso

Pregunta 1

Pregunta
Which factors contribute to humans making mistakes that can lead to faulty software? (K2) I. Setting aggressive schedule II. Integrating complex systems III. Allocating adequate resources IV. Failing to control changes
Respuesta
  • I and II are true; III and IV are false
  • II and IV are true; I and III are false
  • I, II and IV are true; III is false
  • I, II, and III are true; IV is false

Pregunta 2

Pregunta
How can software defects in future projects be prevented from reoccurring? (K1)
Respuesta
  • Creating documentation procedures and allocating resource contingencies
  • Asking programmers to perform a thorough and independent testing
  • Combining levels of testing and mandating inspections of all documents
  • Documenting lessons learned and determining the root cause of problems

Pregunta 3

Pregunta
Which of the following are USUALLY stated as testing objectives? (K2) I. Finding defects in the software II. Reducing maintenance costs III. Confirming that the system works IV. Assessing the quality of the software V. Meeting schedule milestones.
Respuesta
  • I and II
  • I, III, and IV
  • II, IV, and V
  • III and IV

Pregunta 4

Pregunta
Which test approach uses all combinations of input values and preconditions? (K1)
Respuesta
  • Component testing
  • Error guessing
  • Keyword driven testing
  • Exhaustive testing

Pregunta 5

Pregunta
Which of the following is a KEY test control task? (K1)
Respuesta
  • Initiating corrective actions
  • Determining the scope
  • Implementing the test policy
  • Scheduling test implementation

Pregunta 6

Pregunta
Which of the following is a MAJOR task when evaluating the exit criteria? (K!)
Respuesta
  • Creating test suites and cases for efficient execution
  • Writing a test summary report for stakeholders
  • Handing the testware to the maintenance organisation
  • Identifying any required infrastructure and tools

Pregunta 7

Pregunta
What principles do 'avoiding author bias' and 'communicating problem constructively' represent? (K2)
Respuesta
  • Preventive testing and reactive testing
  • experience-based testing and interoperability testing
  • Independent testing and good interpersonal skills
  • Criticism avoidance and effective relationships

Pregunta 8

Pregunta
Which test may OPTIONALLY be included in the common type of the V-Model? (K1)
Respuesta
  • Component (unit) testing
  • Acceptance testing
  • System integration testing
  • Validation and verification

Pregunta 9

Pregunta
What is the difference between component testing and integration testing? (K2)
Respuesta
  • Component testing tests interfaces, integration testing searches for defects
  • Component testing searches for defects, integration testing tests interfaces
  • Developers perform component testing; testers perform integration testing
  • Testers perform component testing; users perform integration testing

Pregunta 10

Pregunta
Which test investigates both functional and non-functional system requirements? (K1)
Respuesta
  • Alpha testing
  • System testing
  • Acceptance testing
  • Confirmation testing

Pregunta 11

Pregunta
Which of the following can be tested as part of operational testing? (K1)
Respuesta
  • Component interaction
  • Probe effect
  • State transition
  • Disaster recovery

Pregunta 12

Pregunta
What is the KEY difference between black-box and white-box testing? (K2)
Respuesta
  • Black-box is functional; White box is structural
  • Black-box is functional; White-box in non-functional
  • Black-box has a wider statement coverage than White-box
  • Black-box can be performed only after White-box

Pregunta 13

Pregunta
Which test is usually run many times and generally evolve slowly? (K1)
Respuesta
  • Performance testing
  • Stress testing
  • Reliability testing
  • Regression testing

Pregunta 14

Pregunta
Which defects are OFTEN much cheaper to remove? (K1)
Respuesta
  • Usability defects found by customers
  • Defects in infrequently used functionality
  • Defects that were detected early
  • Minor defects that were found by users

Pregunta 15

Pregunta
Which statements correctly describe certain phases of a formal review? (K2)
Respuesta
  • Looking for defects occurs during the kick-off phase Fixing defects found happens during the rework phase
  • Personnel selection occurs during the planning phase Gathering metrics happens during the review meeting phase
  • Distributing documents occurs during the planning phase Personal review happens during the individual preparation phase
  • Personnel selection occurs during the planning phase Fixing defects found happens during the rework phase

Pregunta 16

Pregunta
Which defect can typically be discarded using a static analysis tool? (K1)
Respuesta
  • Inconsistencies in numerical calculations
  • Programming standards violations
  • Problems related to system usability
  • Internal and external system reliability

Pregunta 17

Pregunta
What consists of a set of input values, execution preconditions and expected results? (K1)
Respuesta
  • Test script
  • Test procedure specification
  • Test case
  • Test data

Pregunta 18

Pregunta
Which documents specify features to be tested, approach, and pass/fail criteria? (K2)
Respuesta
  • Test Plan and test design specification
  • Test plan and test case specification
  • Test procedure specification and test design specification
  • Test case specification and test procedure specification

Pregunta 19

Pregunta
Which technique is appropriate to test changes on old and undocumented functionalities of a system? (K3)
Respuesta
  • Specification-based technique
  • Black-box technique
  • White-box technique
  • Data driven testing technique

Pregunta 20

Pregunta
Which test design technique relies heavily on prior thorough knowledge of the system? (K1)
Respuesta
  • Data driven testing technique
  • Experience-based technique
  • White-box technique
  • Structure-based technique

Pregunta 21

Pregunta
Which set of test data demonstrates equivalence partitioning to check whether a customer is a teenager or not? (K3)
Respuesta
  • 10, 15, and 19 years
  • 13, 19, and 25 years
  • 13, 16, and 19 years
  • 12, 13, and 20 years

Pregunta 22

Pregunta
What technique would be MOST appropriate to check status changes based on certain events? (K1)
Respuesta
  • State transition
  • Equivalence partitioning
  • Boundary value analysis
  • Decision table

Pregunta 23

Pregunta
Using the diagram, which test suite will check for ALL valid state transitions using the LEAST effort? (K3)
Image:
Question 23 (binary/octet-stream)
Respuesta
  • S0 - S1- S2 - S4 - S1 - S4 - S1 - S2 - S3 - S1
  • S0 - S1 - S2 - S4 - S1 - S2 - S3 - S1
  • S0 - S1 - S4 - S1 - S2 - S3 - S1
  • S0 - S1 - S2 - S4 - S1 - S4 - S1 - S2 - S3

Pregunta 24

Pregunta
Using the diagram, which test suite will uncover invalid state transitions for employee status reporting software? (K3)
Image:
Iseb B Question 24 (binary/octet-stream)
Respuesta
  • Prospective - Active - Resigned - Active - Terminated - Purged
  • Prospective - Active - On leave - Active - Resigned - Retired
  • Prospective - Active - Retired - Active - On leave - Purged
  • Prospective - Active - On leave - Active - Retired - Active

Pregunta 25

Pregunta
Which of the following assertions about code coverage are correct? (K2)
Respuesta
  • Statement coverage usually requires more test case suites
  • 100% statement coverage guarantees 100% decision coverage
  • 100% decision coverage implies 100% statement coverage
  • Decision tables cannot be used to list statement coverage values

Pregunta 26

Pregunta
How many test cases are needed to achieve 100% statement coverage? (k3) if ( (temperature < 0 ) or (temperature > 100) ) { alert ("DANGER") ; if ( (speed > 100 ) and ( load <= 50 ) ) { speed = 50 ; } } else { check = false ; }
Respuesta
  • 5
  • 4
  • 2
  • 3

Pregunta 27

Pregunta
Using an error guessing test design technique to convert temperature (Celsius to Fahrenheit and Fahrenheit to Celsius), experienced testers will MOST LIKELY use which set of test data? (K3)
Respuesta
  • -1, 0, 89.6, and 212
  • -40, 37.78, and 100
  • -1, 0, 1, and 37.78
  • -40, 0, 32, and 100

Pregunta 28

Pregunta
By creating future tests based on the results of previous tests, a tester is demonstrating what type of informal test design technique? (K1)
Respuesta
  • Security testing
  • Non-functional testing
  • Exploratory testing
  • Interoperability testing

Pregunta 29

Pregunta
Which of the following are potential drawbacks of independence in testing? (K2) 01. Independent testers may feel they are not part of the development team 02. Developers may lose a sense of personal responsibility for quality 03. Project managers will not have as much control over the project 04. Customers may end up requesting features that are technically impossible
Respuesta
  • 01 and 02
  • 01, 02 and 03
  • 03 and 04
  • 01, 02, 03 and 04

Pregunta 30

Pregunta
Which tasks are performed by a test leader versus a tester? (K3) S. Writing a project test strategy T. Selecting tools to support testing U. Preparing and acquiring data V. Scheduling tests
Respuesta
  • Test leader: S and V; Tester: T and U
  • Test leader: S, T and V; Tester: U
  • Test leader: S, U and V; Tester: T
  • Test leader: S; Tester: T, U and V

Pregunta 31

Pregunta
Which document specifies the sequence of test execution? (K1)
Respuesta
  • Test procedure specification
  • Test design
  • Test case specification
  • Test plan

Pregunta 32

Pregunta
Stochastic testing is an example of which test approach or strategy? (K1)
Respuesta
  • Model-based
  • Analytical
  • Methodical
  • Heuristic

Pregunta 33

Pregunta
Which sections are included as part of the test summary report? (K2) W. Variances X. Comprehensive assessment Y. Evaluation Z. Summary of activities
Respuesta
  • W, X and Y
  • W, X, Y and Z
  • W and X
  • W, x and Z

Pregunta 34

Pregunta
Which is a potential product risk factor? (K3)
Respuesta
  • Failure of third party vendor
  • Training issues
  • Problems requirements definition
  • Poor software functionality

Pregunta 35

Pregunta
Based on the IEEE standard for software test documentation (IEEE std 829-1998), in which sections of the test incident report should the following items be recorded? (K2) Sections a) Test incident report identifier b) Summary c) Incident description d) Impact Items 1. Impact on test plans 2. Unique identifier 3. Anomalies 4. Procedure step 5. Environment 6. References to other relevant documents
Respuesta
  • a: 2; b: 4; c: 1,3 and 5; d: 6
  • a: 2; b: 3; c: 4,5 and 6; d: 1
  • a: 2; b: 6; c: 3,4 and 5; d: 1
  • a: 2; b: 1; c: 3, 4 and 5; d: 6

Pregunta 36

Pregunta
Based on the IEEE Standard for software test documentation (IEEE Std 829-1998), which of the following sections are part of the test summary report? (K1) a) Test summary and report identifier b) Comprehensive assessment c) Summary of results d) Evaluation e) Observers f) Approvals
Respuesta
  • a, b, c, d and e
  • a, b, c, e and f
  • a, c, d, e, and f
  • a, b, c, d and f

Pregunta 37

Pregunta
What is the name of a temporary software component that is used to call another component for testing purposes? (K1)
Respuesta
  • Domain
  • Use case
  • Stub
  • Driver

Pregunta 38

Pregunta
Which of the following is a potential risk in using test support tools? (K1)
Respuesta
  • Underestimating the effort needed to maintain the test assets
  • Losing access to important testing information when needed
  • Relying too much on qualitative and quantitative assessments
  • Lowering the morale of the test team because of repetition

Pregunta 39

Pregunta
How are (a) static analysis tools and (b) performance testing tools different? (K2)
Respuesta
  • A = helps in enforcing coding standards B = tests system performance
  • A = analyse security vulnerabilities B = measures the effectiveness of test cases
  • A = prepares codes prior to testing B = prepares code prior to stress testing
  • A = highlights unreachable conditions B = improves system performance

Pregunta 40

Pregunta
Which of the following is a potential pilot project objective when introducing a test support tool in to an organisation? K1)
Respuesta
  • Measuring the satisfaction of management for staying within scope
  • Assessing whether the benefits will be achieved at reasonable cost
  • Receiving compliments from the users on the aesthetic aspects of the tool
  • Reducing the amount of overtime need to finish the project on time
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