Metacube Software QA Engineer Interview Questions and Answers

Root cause analysis is a systematic process used to identify the underlying cause of a problem or issue.

• Identify the problem or issue

• Gather data and evidence related to the problem

• Analyze the data to determine the root cause

• Develop solutions to address the root cause

• Implement and monitor the effectiveness of the solutions

Scrum Agile is a framework for managing and completing complex projects in an iterative and incremental manner.

• Scrum is based on the principles of transparency, inspection, and adaptation.

• It involves breaking down the project into smaller tasks called user stories.

• Teams work in short iterations called sprints, usually 2-4 weeks long.

• Daily stand-up meetings are held to discuss progress and any obstacles.

• Scrum roles incl...read more

Write a Java code to reverse a string

• Use StringBuilder to reverse the string

• Convert the string to StringBuilder, call reverse() method, and convert back to string

• Handle null or empty string cases

Implicit and explicit waits are used in Selenium to handle synchronization issues in test automation.

• Implicit wait: driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);

• Explicit wait: WebDriverWait wait = new WebDriverWait(driver, 10); wait.until(ExpectedConditions.visibilityOfElementLocated(By.id("elementId")));

My framework is a data-driven automation framework built using Selenium and TestNG.

• Built using Selenium for web automation

• Utilizes TestNG for test case management

• Data-driven approach for flexibility and reusability

Test cases for QR code should cover scanning, decoding, error handling, and compatibility with different devices.

• Verify that the QR code can be scanned successfully using different devices and apps.

• Test the decoding accuracy of the QR code to ensure the correct information is extracted.

• Check for error handling scenarios such as invalid QR codes or damaged codes.

• Test the compatibility of the QR code with various devices

Maintain test data in different environments by using data management tools and version control systems.

• Use data management tools like TestRail or Zephyr to organize and maintain test data.

• Utilize version control systems like Git to track changes and manage different versions of test data.

• Create separate databases or data files for each environment (e.g. development, testing, staging, production) to prevent data corrup...read more