60+ Quality Assurance Analyst Interview Questions and Answers

Stress, strain, automobile, IC engine, SI engine, four-stroke engine, and two-stroke engine are all related to mechanical engineering.

• Stress is the force applied per unit area, while strain is the deformation caused by stress.

• An automobile is a vehicle that is designed to transport people or goods on roads.

• An IC engine is an internal combustion engine that converts chemical energy into mechanical energy.

• An SI engine is a type of IC engine that uses a spark plug to ignite the ...read more

Test cases for money transfer from one account to another account

• Verify that the correct amount is deducted from the sender's account

• Verify that the correct amount is credited to the receiver's account

• Verify that the transaction is recorded in the transaction history of both accounts

• Verify that the transaction is not processed if the sender's account balance is insufficient

• Verify that the transaction is not processed if the receiver's account is inactive or closed

A pivot table is a data summarization tool used in Excel to analyze and present data in a more organized manner.

• Select the data range you want to summarize

• Go to the Insert tab and click on the PivotTable button

• Choose the location where you want to place the PivotTable

• Drag and drop the fields you want to summarize into the Rows and Columns areas

• Add any necessary calculations or filters to the PivotTable

OOPs is a programming paradigm based on the concept of objects. I have used OOPs in multiple programs.

• Encapsulation: Used private and public access modifiers to restrict access to data members and methods.

• Inheritance: Created child classes that inherit properties and methods from parent classes.

• Polymorphism: Implemented method overloading and overriding to perform different actions based on the context.

• Abstraction: Used abstract classes and interfaces to define common behavio...read more

Creating tables in Excel involves defining column headers, entering data, and formatting the table.

• Define column headers by selecting the first row and entering the header names

• Enter data in the rows below the header row

• Select the data and click on the 'Insert Table' button in the 'Insert' tab

• Format the table by selecting a style and adjusting column widths

• Add or remove rows and columns as needed

Quality is determined by both the client and the product side, as it involves meeting the requirements and expectations of the client while also ensuring the product meets industry standards.

• Quality is a subjective measure that can vary depending on the perspective of the client and the product side.

• Clients typically determine quality based on their specific requirements, expectations, and satisfaction with the product.

• The product side, including QA analysts, ensures quality ...read more

Writing and managing test cases involves defining, documenting, and organizing tests to ensure feature quality and functionality.

• Understand Requirements: Gather and analyze feature requirements to ensure test cases cover all scenarios. For example, if testing a login feature, include cases for valid, invalid, and edge inputs.

• Define Test Case Structure: Create a standardized format for test cases, including fields like Test Case ID, Description, Preconditions, Steps, Expected ...read more

Refundable credits are credits that can result in a refund if they exceed the amount of taxes owed, while nonrefundable credits can only reduce tax liability to zero.

• Refundable credits can result in a refund if they exceed the amount of taxes owed.

• Nonrefundable credits can only reduce tax liability to zero.

• Examples of refundable credits include the Earned Income Tax Credit and the American Opportunity Credit.

• Examples of nonrefundable credits include the Child Tax Credit and t...read more

Severity refers to the impact of a bug, while priority indicates the urgency of fixing it.

• Severity: Measures the impact of a bug on the system. For example, a crash that stops all operations is high severity.

• Priority: Indicates how soon a bug should be fixed. A minor UI glitch may be low severity but high priority if it affects a major release.

• High Severity, Low Priority: A critical bug in a non-production environment may be severe but not urgent to fix immediately.

• Low Severi...read more

Title insurance is a type of insurance that protects the policyholder from financial loss due to defects in the title of a property.

• Title insurance is typically purchased during the closing process of a real estate transaction.

• It covers the policyholder for any issues that may arise with the title, such as liens, encumbrances, or other defects.

• Title insurance policies are typically issued for a one-time fee and last for as long as the policyholder or their heirs own the prope...read more

Piston is a component of an engine that moves up and down to generate power. BS6 engine is a type of engine that meets the Bharat Stage 6 emission norms.

• Piston is a cylindrical component that moves up and down inside the cylinder of an engine.

• It is connected to the crankshaft and converts the energy generated by the combustion of fuel into mechanical energy.

• BS6 engine is a type of engine that meets the Bharat Stage 6 emission norms, which are the latest and most stringent emi...read more

Sanity testing is a subset of regression testing that focuses on testing the core functionalities of an application.

• Sanity testing is performed to ensure that the critical functionalities of an application are working as expected.

• It is a quick and shallow form of testing that is usually performed after a new build or a minor change.

• Sanity testing helps in identifying major issues early in the development cycle.

• Regression testing, on the other hand, is performed to ensure that...read more

Waterfall is a sequential, linear approach to software development, while Agile is an iterative, flexible approach.

• Waterfall follows a sequential process, where each phase is completed before moving to the next.

• Agile is iterative, with frequent feedback and collaboration between team members.

• Waterfall is more rigid and less adaptable to changes, while Agile embraces change and allows for flexibility.

• Waterfall is suitable for projects with well-defined requirements, while Agil...read more

The incubation process is a controlled environment to grow and develop organisms. Media presentation refers to the type of nutrients used.

• Incubation process is used to grow and develop organisms in a controlled environment

• Media presentation refers to the type of nutrients used in the incubation process

• Different types of media presentations are used for different types of organisms

• Examples of media presentations include agar plates, broth, and slants

Use Selenium WebDriver to select a value from a drop-down menu in Java.

• Use Select class from Selenium WebDriver to interact with drop-down menus

• Identify the drop-down element using its locator (id, name, class, etc.)

• Create a Select object by passing the drop-down element as a parameter

• Use selectByVisibleText(), selectByValue(), or selectByIndex() methods to choose a value

SQL query for joins

• Use JOIN keyword to combine data from two or more tables based on a related column

• Types of joins: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN

• Syntax: SELECT * FROM table1 JOIN table2 ON table1.column = table2.column

• Example: SELECT * FROM customers JOIN orders ON customers.customer_id = orders.customer_id

Program to reverse a given string.

• Declare a character array of the same length as the given string.

• Copy the characters of the given string into the array in reverse order.

• Print the reversed string by iterating through the array.

Bach processing is a technique used in exploratory testing to design and execute test cases based on the tester's intuition and experience.

• Bach processing is a manual testing technique

• It involves designing and executing test cases based on the tester's intuition and experience

• It is used in exploratory testing to uncover defects that may not be found through scripted testing

• It is named after its creator, Michael Bolton, who named it after the composer Johann Sebastian Bach

Wet section lab equipment refers to instruments used in the wet lab for chemical analysis and testing.

• Common equipment includes pipettes, beakers, flasks, and burettes.

• Used for measuring, mixing, and storing liquids in a laboratory setting.

• Examples of wet section lab equipment are pH meters, centrifuges, and spectrophotometers.

Title search is the process of examining public records to verify a property's legal ownership and find any liens or encumbrances.

• Title search is conducted by a title company or attorney before a property sale or mortgage loan.

• It ensures that the seller has the legal right to sell the property and that there are no outstanding claims or debts on the property.

• Title search involves examining deeds, mortgages, tax records, court judgments, and other public records.

• If any issues ...read more

Automate checkbox scenario using Selenium with Java

• Identify the checkbox element using appropriate locators (id, name, xpath, etc.)

• Use Selenium WebDriver to interact with the checkbox element

• Use the 'isSelected()' method to check if the checkbox is already selected or not

• Use the 'click()' method to select or deselect the checkbox

Empact analysis is a process of identifying the impact of a change on various aspects of a system.

• Empact analysis helps in identifying the potential risks and benefits of a change.

• It involves analyzing the impact of a change on people, processes, technology, and other relevant areas.

• Empact analysis is commonly used in software development and project management.

• For example, before implementing a new software feature, empact analysis can help identify how it will affect user e...read more

Regression testing is the process of testing changes made to a software application to ensure that existing functionality still works.

• It is performed after making changes to the software

• It ensures that existing functionality is not affected by the changes

• It helps to identify any new defects introduced by the changes

• It can be automated to save time and effort

• Examples include testing a new version of an app or website after making updates

The least count of a vernier caliper is the smallest measurement that can be read on the scale.

• The least count is typically 0.02 mm or 0.001 inches on a vernier caliper.

• It is determined by the number of divisions on the main scale and the vernier scale.

• For example, if the main scale has 20 divisions and the vernier scale has 10 divisions, the least count would be 0.02 mm.

Developing test scenarios and cases for an online shopping platform to ensure quality and functionality.

• Identify user roles: Admin, Customer, Guest.

• Test scenario: User registration process.

• Test case: Verify email validation during registration.

• Test scenario: Product search functionality.

• Test case: Check search results for valid and invalid queries.

• Test scenario: Checkout process.

• Test case: Validate payment gateway integration.

QA stands for Quality Assurance, which involves ensuring that products or services meet specified requirements and standards.

• QA involves testing and evaluating products or services to ensure they meet quality standards

• QA helps identify and fix defects or issues in products or services

• QA involves creating and implementing processes and procedures to improve quality

• QA is essential in software development to ensure the final product meets user requirements

Good laboratory practice involves following standardized procedures, maintaining cleanliness, and ensuring accuracy in testing.

• Follow standardized procedures for all tests and experiments

• Maintain cleanliness and organization in the laboratory

• Ensure accuracy in testing by double-checking results and calibrating equipment regularly