Free Practice ISTQB CTAL-TA_2019 Exam Questions 2026

Supercar.Supercar is an online vehicle sales website specializing in a single manufacturer's Sports Utility Vehicles (SUVs) and saloons A vehicle has two key elements, power unit and body style The manufacturer offers three choices of power unit: petrol, electric and hybrid There are 3 main body styles Saloon, Hatchback and SUV. SUVs are available only as petrol and electric options. Hybrid is available for Hatchback only The website will allow an order to be processed if the chosen vehicle configuration is in stock, otherwise a message will be displayed asking the user to Cry again later. Based on the specification, the following classification tree has been developed:Which test case is needed to complete the test set and achieve minimum class coverage?

Ideally, which environments should be targeted by interoperability testing? 

You are testing a dictionary lookup mobile application. When the user enters a word, the definition of that word is returned. This application will run on iOS and Android, on the latest versions of the devices and the operating systems, plus all devices and operating system released in the last three years. The target users are university students. Which of the following is a test condition that can be used to verify the user error protection quality sub-characteristic?

The Acme Elevator company uses state-transition diagrams to document the behavior of their elevator doors.The following text is taken from one of their requirements documents. Convert it into the equivalentstate-transition diagram:When the doors are open, the close command starts the doors closing.When the doors are closing, the closed sensor indicates that the doors are fully closed.When the doors are closed, the open command starts the doors opening.When the doors are opening, the open sensor indicates that the doors are fully open.If the doors are closing, the open command will start the doors opening.If the doors are opening, the close command will start the doors closing.Which state transition diagram most closely represents Acme's elevator door rules?

You have been assigned to test an application that allows users to conduct banking online. You have been asked to verify the various installation environments for the product. According to the specification the product supports four browsers (Edge, Chrome, FireFox and Safari), three operating systems (Windows, Mac, Unix), and four languages (English, Spanish, French, German). As you are reviewing the specifications you realize that the actual operating system names and versions were not included, only the major category. From this, you conclude that if you pick one from each of these sets (for example, select Windows 10 for the Windows OS), that testing should be sufficient. You have researched the product and determined that there should be no interaction between these three characteristics that would affect the operation of the system. However, you do want to exercise representative set of these options while conducting the other functional testing for the product. If you decide to test pairs of combinations, how many combinations will you need to test?