iSQI Related Exams
CTFL_Syll_4.0 Exam
Following a risk-based testing approach you have designed 10 tests to cover a product risk with a high-risk level. You want to estimate, adopting the three-point test estimation technique, the test effort required to reduce the risk level to zero by executing those 10 tests. You made the following three initial estimates:
• most optimistic = 6 person hours
• most likely = 30 person hours
• most pessimistic = 54 person hours
Based only on the given information, which of the following answers about the three-point test estimation technique applied to this problem is true?
Mark the correct sentences:
* Defects are a result of environmental conditions and are also referred to as "Failures"
* A human mistake may produce a defect
* A system mil totally fail to operate correctly when a failure exists in it
* When a defect exists in a system it may result in a failure
* Defects occur only as a result of technology changes
Consider the following examples of risks identified in different software development projects:
[I]. The contrast color ratio for both normal text and large text of a website does not comply with the applicable accessibility guidelines, making it difficult for many users to read the content on the pages
[II]. A development vendor fails to deliver their software system on time, causing significant delays to system integration testing activities that have been planned as part of a development project for a system of systems
[III]. People in the test team do not have sufficient skills to automate tests at the test levels required by the test automation strategy which does not allow production of an effective regression test suite
[IV]. In a web application, data from untrusted sources is not subject to proper input validation, making the application vulnerable to several security attacks
Which of the following statements is true?