iSQI CTFL_Syll2018 Free Practice Questions

NEW QUESTION 1

During the development of a software change for a system, the developer makes a mistake in his work, which leads to a fault in the code. Unfortunately the fault is not found by software testing and is released into live.
What is the definite consequence of this mistake?

• A. The system will fail, causing a defect
• B. If the contained in a small, the system may fail
• C. Loss of money, time, or business reputation
• D. Contractual requirements have not been met by testing

Answer: B

NEW QUESTION 2

What is a defect density?

• A. The percentage of defects identified over the total number of test cases
• B. The deviation rate of the system from its expected behavior
• C. The ratio of the defects identified in these system over the expected number of total defects
• D. The number of defects identified in the system under test divided by the size of the system

Answer: C

NEW QUESTION 3

Which of the following is a key characteristic of informal reviews?

• A. Metrics analysis
• B. Kick-off meeting
• C. Individual preparation
• D. Low cost

Answer: B

NEW QUESTION 4

Which of the following statements is the best explanation why software failures can be caused by environmental conditions?

• A. Factors like magnetism, radiation and even pollution can affect electronic devices and the performance of their embedded real time software
• B. Environmental conditions only affect the hardware - not the software
• C. If the hardware on which the software application is running under ambient temperature and humidity, no failures can be linked to environmental conditions
• D. Extreme heat and vibrations exerted on storage media can cause errors in algorithms and program flows

Answer: D

NEW QUESTION 5

A holiday club restricts those booking the holiday, to people between the ages of 18 and 30 inclusive. Using three-point boundary values, what ages would be required to test the lower and upper boundary?

• A. 17, 18, 19, 29, 30, 31.
• B. 17, 18, 19, 30, 31, 32.
• C. 18, 19, 20, 28, 29, 30.
• D. 16, 17, 18, 30, 31, 32.

Answer: A

NEW QUESTION 6

Functional and structural tests are alternative test types that may be used separately or together at which test level? [K1]

• A. At the component test level only
• B. At all test levels
• C. At integration testing and system testing levels only
• D. At all levels from integration testing to acceptance testing

Answer: B

NEW QUESTION 7

It is recommended to perform exhaustive tests for covering all combinations of inputs and preconditions.

• A. Yes, it’s strongly recommended.
• B. No, risk analysis and priorities should be used to focus testing efforts
• C. Yes, and it’s also necessary to include all the exit combinations
• D. Only the expert testers can make exhaustive tests.

Answer: B

NEW QUESTION 8

Test objectives for systems testing of a safety critical system include completion of all outstanding defect correction. Regression testing is required following defect correction at all test levels. Which TWO of the
following metrics would be MOST suitable for determining whether the test objective has been met? [K2]

• A. Regression tests run and passed in systems testing
• B. Incidents closed in systems testing
• C. Planned tests run and passed in system testing
• D. Planned tests run and passed at all levels of testing
• E. Incidents raised and closed at all levels of testing
• F. a and e
• G. b and c
• H. d and e
• I. a and b

Answer: A

NEW QUESTION 9

Which type of review has the following main purposes:
discussing, making decisions, evaluating alternatives, finding defects, solving technical problems and checking conformance to specifications, plans, regulations, and standards?

• A. Technical Review
• B. Inspection
• C. Walkthrough
• D. Informal review

Answer: A

NEW QUESTION 10

Which of the following is a Black Box test design technique?

• A. Decision Coverage
• B. Error Guessing
• C. Statement Coverage
• D. Equivalence Partitioning

Answer: D

NEW QUESTION 11

Which test design technique can be used for effectively testing system requirements consisting of logical conditions?

• A. Boundary value analysis
• B. Use case testing
• C. Equivalence partitioning
• D. Decision table testing

Answer: A

NEW QUESTION 12

To which of the following test levels regression testing be applied?

• A. Component TestingI
• B. Integration TestingII
• C. System TestingI
• D. Acceptance Testing
• E. II, III, IV
• F. I, II
• G. I, II, III
• H. I, II, III, IV

Answer: C

NEW QUESTION 13

System testing is:

• A. Used to search for defects in software modules that are separately testable.
• B. The responsibility of the users of a system.
• C. Concerned with the behavior of a whole system/product as defined by the scope of a development project.
• D. Triggered by modifications, migration or retirement of the software system.

Answer: C

NEW QUESTION 14

Which of the following BEST matches the attributes with a level of testing?

• A. Stubs and drivers are often usedII The test environment should correspond to the production environmentII
• B. Finding defects is not the main focus IV Testing can be based on use cases
• C. Testing is normally performed by testersV
• D. Testing for functional and non-functional characteristics
• E. Component-V Integration - II System - IV Acceptance-VI
• F. Component -1 Integration - V System - II Acceptance - IV
• G. Component - IV Integration -1 System-VI Acceptance-V
• H. Component-VI Integration - IV System -1 Acceptance-III

Answer: C

NEW QUESTION 15

The following test cases for a Library Management System are available to test changes made to the functions and data structures associated with borrowers
1. Add a new borrower to the system
2. Update a borrower's data
3. Remove a borrower from the system
4. Loan a book to a borrower
5. Return a book from a borrower
6. Reserve a book for a borrower
7. Send "reservation ready" message to a borrower
Which of the following test sequences represents a possible use case? (a test sequence always start with test #1)

• A. 1-4-2-7-5-6-3
• B. 1-6-2-5-7-4-3
• C. 1-6-4-7-5-3-2
• D. 1-2-6-7-4-5-3

Answer: B

NEW QUESTION 16

What is Test Design?

• A. The overall process of testing a system to verify that it meets specified requirements.
• B. The process of selecting test techniques to exercise the functions implemented by the tested system
• C. The process of transforming general testing objectives into tangible test conditions and test cases
• D. An approach to testing to reduce the level of product risks by focusing on high-risk areas in the product

Answer: C

NEW QUESTION 17

Which statement about use case testing is true?

• A. The test cases are designed to find defects in the data flow.
• B. The test cases are designed to find defects in the process flow
• C. The test cases are designed to be used by real users, not by professional testers
• D. The test cases are always designed by customers or end users

Answer: B

NEW QUESTION 18

Which of the following is an example of Static testing?

• A. Calculating path coverage using tools
• B. Performance testing
• C. Requirements review
• D. Usability testing

Answer: A

NEW QUESTION 19

Which of the following statements is NOT correct?

• A. A test team with high level of independence, may suffer from lower familiarity with the product
• B. Development team may find many defects since they are familiar with the code
• C. Tests designed by a person from different group in the organization is the highest independence level
• D. Tests designed by a person in the development team other than the person who wrote the code is the lowest level of independence

Answer: D

NEW QUESTION 20

The flow graph below shows the logic of a program for which 100% statement coverage and 100% decision coverage is required on exit from component testing. [K4]
The following test cases have been run: Test Case 1 covering path P,Q,R,U Test Case 2 covering path P,Q,S,V Test Case 3 covering path P,Q,S,W,X Test case 4 covering path P,Q,S,W,Y Refer to the exhibit

• A. Statement coverage is 100%; decision coverage is 100%
• B. Statement coverage is less than 100%; decision coverage is 100%.
• C. Statement coverage is 100%; decision coverage is less than 100%
• D. Statement coverage and decision coverage are both less than 100%

Answer: D

NEW QUESTION 21

You are performing a review of your colleague’s test cases based on the following test basis document:

The Test Cases are as follows:
TC1. Success – valid ‘User Name’ and ‘Password’; Customer Menu displayed TC2. Failure – ‘User Name’ field has blank entry; Error Number 12 displayed
TC3. Failure – ‘User Id’ entered does not exist on database (i.e. unregistered user); Error Number 23 displayed TC4. Failure – ‘Password’ entered does not match user’s password on database; Error Number 24 displayed You are guided by the following checklist in your review:
C1. There must be one test case to cover success
C2. There must be one test case for each error path (e.g. validation failure)
C3. Each test case must use terminology consistent with the test basis document (field names, error numbering, etc.)
Record a separate defect for each missing test case (checklist items C1 and C2) and for each test case that does not meet checklist item C3.
How many defects should you record?

• A. 1.
• B. 2.
• C. 3.
• D. 4.

Answer: C

NEW QUESTION 22


In the above State Table, which of the following represents an invalid transition?

• A. Event C from S3
• B. Event E from S4
• C. Event B from S2
• D. Event D from S4

Answer: C

NEW QUESTION 23

Which of the main activities of the fundamental test process does the task ‘verify the test environment set up is correct’ relate to? [K1]

• A. Planning and control
• B. Analysis and design
• C. Implementation and execution
• D. Evaluating exit criteria and reporting

Answer: C

NEW QUESTION 24

Which of the following statements about test reports are TRUE?

• A. Test reports shall be approved by the test team.I
• B. Test reports shall give stakeholders information as basis for decisionsII
• C. Test reports shall summarize what happened through a period of testing,I
• D. Test reports shall be approved by the development team, the test team and the customer
• E. Test reports shall include information about remaining risks.
• F. II,1V
• G. I
• H. II
• I. IV
• J. I, II
• K. V
• L. II, II
• M. V

Answer: A

NEW QUESTION 25

A garden irrigation system allows the user to specify 2 inputs:
1. Frequency - The number of times the system should be automatically switched on per day; minimum once per day, maximum 5 times
2. Duration - The duration of operation, in whole minutes, each time it is switched on; ranging from 1 to 60 Applying 2-value boundary value analysis which of the following options has the correct test set of valid and
invalid boundary values?

• A. Frequency 1, 5; Duration 1, 60
• B. Frequency 0, 1, 5, 6; Duration 59 seconds, 1 minute, 60 minutes, 60 minutes 1 second
• C. Frequency 0, 1, 5, 6; Duration 0, 1, 30, 60, 61
• D. Frequency 0, 1, 2, 5, 6; Duration 0, 1, 30, 60, 61

Answer: B

NEW QUESTION 26

A client-server system for a web development must support a minimum of 200 enquiries per hour. In peak times, it must be available 24 hours x 7 days due to the critical nature of the application, and must have a response time lower than 20 seconds during peak loads.
Which of the following set of test types would be most appropriate to verify the non-functional requirements expressed in this statement?

• A. Performance, Usability, Regression.
• B. System, Load, Fail-over.
• C. Performance, Load, Stress.
• D. Load, Volume and Component.

Answer: C

NEW QUESTION 27

Which statement about use case testing is true?

• A. The test cases are designed to be used by real users, not by professional testers.
• B. The test cases are designed to find defects in the process flow.
• C. The test cases are designed to find defects in the data flow.
• D. The test cases are always designed by customers or end users.

Answer: B

NEW QUESTION 28

Choose below the best characterization of the difference between black-box testing and white-box testing

• A. For black-box testing, the testers do not need to know the test object in advance
• B. For white-box testing, the testers have to consult specifications and developers before running any tests
• C. Black box testing uses static analysi
• D. White box testing uses dynamic analysis
• E. Black-box testing is based on the test basis documentatio
• F. White-box testing is based on an analysis of the code itself.
• G. Black-box testing is based on an analysis of the code itself White-box testing is based on the test basis.

Answer: C

NEW QUESTION 29
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