10+ Sdet 2 Interview Questions and Answers

Validating a string as a password involves testing its strength against various criteria.

• Check if the password meets the minimum length requirement

• Verify if the password contains a mix of uppercase and lowercase letters, numbers, and special characters

• Test the password against a list of commonly used passwords or dictionary words

• Ensure that the password is not easily guessable based on personal information

• Test the password for its resistance to brute force attacks

I faced challenges in automating test cases related to complex UI interactions and data setup.

• Handling dynamic elements on the UI by using XPath or CSS selectors

• Dealing with asynchronous behavior by implementing waits and retries

• Setting up test data in a consistent and reliable manner

• Resolving environment-specific issues by using configuration files

• Collaborating with developers to address bugs found during automation

Database automation can be performed using tools and scripts to automate tasks such as data migration, backups, and testing.

• Use tools like SQL Server Management Studio, Oracle SQL Developer, or MySQL Workbench to automate tasks

• Write scripts using languages like SQL, Python, or PowerShell to automate tasks

• Automate data migration tasks using tools like AWS Database Migration Service or Azure Database Migration Service

• Automate backups using tools like SQL Server Backup and Resto...read more

To test a system/feature, create test cases based on requirements, boundary conditions, negative scenarios, and user workflows.

• Review requirements and design documents to understand the system/feature.

• Identify boundary conditions and test them to ensure system stability.

• Create test cases for positive scenarios to validate expected behavior.

• Include negative test cases to check error handling and system resilience.

• Test user workflows to ensure smooth functionality.

• Perform regre...read more

An ordering system with multithreading for efficient processing

• Use a queue data structure to store incoming orders

• Create multiple threads to process orders concurrently

• Implement synchronization mechanisms to prevent race conditions

• Consider using a thread pool to manage threads

• Use locks or semaphores to ensure thread safety

Count the occurrences of each character in a given string

• Iterate through the string and use a hashmap to store the count of each character

• Return the hashmap as an array of strings with character and count pairs

A messaging service with features like text, voice, video calls, group chats, and file sharing.

• Create a user-friendly interface for messaging and calling

• Implement end-to-end encryption for secure communication

• Allow users to create and join groups for group chats

• Enable file sharing for documents, images, and videos

• Provide options for voice and video calls with good quality

• Develop a notification system for new messages and calls

Automation framework is a set of guidelines, rules, and tools used for automated testing of software applications.

• Automation framework provides structure and guidelines for creating and executing automated tests.

• It helps in organizing test scripts, managing test data, and generating test reports.

• Common types of automation frameworks include keyword-driven, data-driven, and hybrid frameworks.

• Frameworks like Selenium WebDriver, TestNG, and Cucumber are commonly used in automati...read more

PUT is used to replace an entire resource while PATCH is used to update a part of the resource.

• PUT replaces the entire resource with the new one provided in the request body

• PATCH updates only the specified fields in the resource

• PUT requires the client to send the entire resource while PATCH only requires the updated fields

• PUT is idempotent while PATCH is not necessarily idempotent

Manual testing strategy involves planning, designing, and executing tests manually to ensure software quality.

• Understand the requirements and objectives of the software

• Identify test scenarios and create test cases

• Execute test cases and record results

• Report and track defects

• Perform regression testing

• Collaborate with developers and stakeholders

• Continuously improve testing processes