Tatvasoft QA Engineer Interview Questions and Answers

Q1. Java program to split alpha-numeric values without using the split method
Ans. 
Split alpha-numeric values in Java without using split method
• Iterate through each character in the input string

• Check if the character is a digit or a letter using Character.isDigit() and Character.isLetter() methods

• Create separate strings for digits and letters and store them in an array
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Q2. SQL query to add a new column to a table and the column value should have a default value and never be null
Ans. 
Use ALTER TABLE statement to add a new column with a default value and set it to NOT NULL
• Use ALTER TABLE table_name ADD column_name data_type DEFAULT default_value NOT NULL;

• Example: ALTER TABLE employees ADD hire_date DATE DEFAULT '2022-01-01' NOT NULL;
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Sql exam - MCQ & write a query

Q1. SDLC, STLC & Bug life cycle Where we apply OOPs concept in automation where we apply collection in automation Explain framework
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Q1. What is root cause analysis
Ans. 
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
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Q2. What is scrum agile
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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
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Q1. Tell about roles and responsibilites
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Q2. Code to write in java
Ans. 
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
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Q1. Self Intro and about role and nataive place
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Q1. Java programme for even odd no
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Q2. Code for implicit wait, explicit wait
Ans. 
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")));
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Q1. About the project
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Q2. Api testing codes
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Q3. Tell me about your Framework
Ans. 
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
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Q1. What is bug life cycle RTM Cake 🎂 cutting questions
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Q2. Test cases on QR code
Ans. 
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
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