100% Free ISTQB ISTQB-CTFL Practice Test Questions and Answers 2026

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Total 403 Questions | Updated On: May 24, 2026

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Question 1

The following decision table is used to assist a doctor in determining the drug therapy to prescribe for a patient (aged 6 to 65 years) diagnosed with acute sinusitis. The table consists of three Boolean conditions and six actionsBased only on the given information, which of the following statements is TRUE?

A : Column 7 represents an impossible situation and thus can be deleted

B : Columns 1 and 3 can be merged into a single column

C : Columns 2, 4, 6 and 8 can be merged into a single column

D : Columns 5 and 7 can be merged into a single column

Answer: B

Question 2

Given the following state model of sales order software:PLACED -> IN PRODUCTIONIN PRODUCTION -> CANCELLEDIN PRODUCTION -> SHIPPEDSHIPPED -> INVOICEDINVOICED -> CANCELLEDCANCELLED -> PLACEDWhich of the following sequences of tran-sitions provides the highest level of tran-sition coverage for the model (assuming you can start in any state)?

A : IN PRODUCTION -> CANCELLED -> PLACED -> IN PRODUCTION -> CANCELLED -> PLACED

B : IN PRODUCTION -> SHIPPED -> INVOICED -> CANCELLED -> PLACED -> IN PRODUCTION

C : PLACED -> IN PRODUCTION -> SHIPPED -> CANCELLED -> PLACED

D : PLACED -> CANCELLED -> PLACED -> CANCELLED -> PLACED -> IN PRODUCTION -> CANCELLED

Answer: B

Question 3

Which of the following is NOT a deciding factor m determining the extent of testing required?

A : Level of risk of the product or features

B : Budget to do testing

C : A particular tester involved in testing

D : Time available to do testing

Answer: C

Question 4

A Test Manager conducts risk assessment for a project. One of the identified risks is: The sub-contractor mayfail to meet his commitment". If this risk materializes. it will lead to delay in completion of testing required forthe current cycle.Which of the following sentences correctly describes the risk?

A : It is a product risk since any risk associated with development timeline is a product risk.

B : It is no longer a risk for the Test Manager since an independent party (the sub-contractor) is now managing it

C : It is a object risk since successful completion of the object depends on successful and timely completion of the tests

D : It is a product risk since default on part of the sub-contractor may lead to delay in release of the product

Answer: D

Question 5

Which test approach will best fit a new project, with little documentation and high probability for bugs?

A : Exploratory testing

B : Requirements based testing

C : Metric based approach

D : Regression testing

Answer: A

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Total 403 Questions | Updated On: May 24, 2026

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