Free CTFL18 Exam Questions - Easiest Way for Success

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Total 164 Questions | Updated On: Sep 11, 2024

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Question 1

What has the lowest degree of independence or ability avoiding author bias when testing to find defects and failures in software in the statements below?

A : Tests designed by a person from a different organization or company

B : Tests designed by other people from the same development team

C : Tests designed by a person who wrote the software being tested

D : Tests designed by a person from a different organized group in the same company

Answer: C

Question 2

A tester analyzes the user stories as a test basis. From them, he derives the test cases using state machine testing, executes them and measures the transition (1-switch) coverage achieved by his tests. This is an example of using which test technique?

A : Black box testing techniques

B : White box testing techniques

C : Experience-based technique

D : Risk Analysis

Answer: A

Question 3

An automated air-conditioner is programmed to turn its heating unit on when the temperature falls below 17 and to turn its refrigeration unit on when the temperature exceeds 26. The air-conditioner is designed to operate at temperatures between -10 and +40. Given the above specification, which of the following sets of values shows that the equivalence partition test design technique has been used correctly?

A : -11, -1, 18, 27, 51

B : -11, -1, 12, 18, 27, 51

C : -11, 18, 51

D : -1, 12, 18, 27

Answer: A

Question 4

A system under development contains complex calculations and decision logic, and it is assessed as high risk because of the relative inexperience of the development team in the application domain. Which of the following would be the MOST appropriate choice of test design technique for component testing

A : Decision testing

B : Statement testing

C : State transition testing

D : Equivalence partitioning

Answer: A

Question 5

Given the following state transition diagram which of the following series of state transitions contains an INVALID transition which may indicate a fault in the system design?