CT-MAT Certified Tester Mobile Application Testing Practice Questions
Prepare for CT-MAT with more than an answer.
- Exam fee
- $199 USD
- Level
- Specialist
- Valid for
- Lifetime (no recertification required)
Domains covered on the exam 5
- Mobile World - Business and Technology Drivers22%
- Mobile Application Test Types33%
- Common Test Types and Test Process for Mobile Applications25%
- Mobile Application Platforms, Tools and Environment10%
- Automating the Test Execution10%
- 1
You are automating a test for an iOS application using Appium. Which locator strategy is generally recommended by Apple and Appium experts for the best performance and stability?
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Correct answer: B
Accessibility ID (or 'accessibilityIdentifier' in iOS) is the preferred locator. It is unique, stable (doesn't change with localization/UI layout), and performant. XPath is notoriously slow and brittle on XCUITest.
- 2
Which of the following best describes the 'Session-Based Test Management' (SBTM) approach in the context of mobile exploratory testing?
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Correct answer: B
SBTM brings structure to exploratory testing. It involves a Charter (mission), Time Box (focused duration), and a Debrief (review of findings). This makes exploratory testing accountable and measurable.
- 3
When testing a mobile application's 'Low Memory' behavior, which mechanism does the Android operating system use to reclaim resources, and what should the tester observe?
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Correct answer: B
The Android LMK kills processes to free RAM. A well-written app saves its state (e.g., in a Bundle) before being killed. Testing involves simulating low memory (or enabling 'Don't keep activities') and verifying the app restores the user's context upon return.
- 4
Select TWO common reasons for Apple App Store rejection related to 'Metadata' and 'Content' that a tester should verify before submission. (Select TWO)
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Correct answer: A, C
Apple is strict about metadata. Screenshots must accurately reflect the app on Apple devices. Showing an Android status bar or hardware is a common rejection reason.
App Store Review Guidelines state that apps should be final versions. Identifying an app as 'Beta' or 'Trial' in public metadata is grounds for rejection.
- 5
True or False: In mobile automation, 'Native' testing frameworks (like Espresso for Android or XCUITest for iOS) typically execute faster and are less flaky than 'Cross-Platform' server-based frameworks (like Appium), but they require separate codebases for each platform.
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Correct answer: A
This is True. Native frameworks run directly inside the app process (grey box), allowing for faster execution and synchronization. Appium runs externally (black box) via HTTP, which introduces latency.
- 6
You are defining the device selection strategy for a new e-commerce application targeting the European market. The marketing team has provided analytics data indicating the following user distribution: 45% Android (mostly versions 12-14), 50% iOS (mostly latest 2 versions), and 5% legacy/other. The budget allows for a limited number of physical test devices. Based on the ISTQB Mobile Application Testing syllabus, which approach represents the MOST effective risk-based device selection strategy?
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Correct answer: C
According to the syllabus, device selection should be data-driven based on the specific target audience (European market data in this case). Prioritizing the top devices that cover a significant majority (e.g., 80%) maximizes risk mitigation within budget, while cloud services cost-effectively handle the fragmented remainder (the long tail).
- 7
A startup is launching a 'Freemium' mobile game where the core loop is free, but users can purchase cosmetic items or watch ads to speed up progress. Which specific test scenario is CRITICAL for this business model to prevent revenue loss and ensure user retention?
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Correct answer: B
In a Freemium model, the revenue stream depends entirely on In-App Purchases (IAP) and Ad monetization. The most critical risk is a user paying but not receiving the item (refund risk/bad reviews) or exploiting ads to get rewards without watching (revenue loss).
- 8
You are testing a mobile banking application that uses a Hybrid architecture. The app consists of a native container wrapping a Single Page Application (SPA). When testing the 'Offline Mode' capability, what is the primary technical limitation you should expect compared to a fully Native application?
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Correct answer: B
Hybrid apps running in a WebView (like Cordova or early Ionic) rely on the browser engine. While they can store data, complex background synchronization and seamless offline-first experiences are often more performant and robust in native code due to direct OS API access without the JS bridge overhead.
- 9
Which of the following metrics are ESSENTIAL when calculating the 'Market Coverage' for a proposed list of test devices? (Select TWO)
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Correct answer: B, D
To calculate coverage, you must know what percentage of your users are on a specific OS version. If you test iOS 17 but 40% of users are on iOS 16, your coverage is low.
Screen fragmentation is a major mobile challenge. Knowing the distribution of screen sizes/densities ensures your test devices cover the visual configurations your users actually see.
- 10
A medical device company is developing a companion app that reads data from a bluetooth-connected insulin pump. Due to the critical nature of the app (safety-critical), which risk mitigation strategy is MOST appropriate during the test planning phase?
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Correct answer: B
Safety-critical apps require the highest level of rigor. Emulators cannot accurately simulate Bluetooth hardware behaviors or pump failures. Risk mitigation must prioritize patient safety scenarios (connectivity, data accuracy) over less critical aspects.
