Lodestone Software Service Software Testing Engineer Interview Questions and Answers

I am a dedicated Software Test Engineer with 5 years of experience in manual and automated testing.

• 5 years of experience in software testing

• Proficient in manual and automated testing

• Strong attention to detail and problem-solving skills

Defect life cycle is the process of identifying, reporting, prioritizing, fixing, and verifying defects in software.

• Defect is identified by testers during testing

• Defect is reported to development team

• Development team prioritizes and fixes the defect

• Fixed defect is verified by testers

• If defect is not fixed, it goes back to development team

• If defect is fixed, it is closed

Regression testing is the process of retesting modified software to ensure that previously working functionalities are still intact.

• Regression testing is performed after making changes to software to identify any new defects or issues introduced.

• It helps ensure that existing functionalities are not affected by the changes.

• It involves re-executing test cases that have been previously executed.

• Regression testing can be d...read more

Integration testing is a type of testing where individual units are combined and tested as a group.

• It tests the interaction between different modules or components of a system

• It ensures that the integrated system works as expected

• It can be done either manually or with the help of automated tools

• Examples include API testing, database testing, and end-to-end testing

Find the 3rd maximum salary using SQL.

• Use the ORDER BY clause to sort the salaries in descending order.

• Use the LIMIT clause to limit the result to the third row.

• Use the OFFSET clause to skip the first two rows.

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 1 OFFSET 2;

Yes, I am comfortable working hours as needed for the job.

• I am flexible with my working hours and can adjust as needed.

• I understand the importance of meeting project deadlines and am willing to work extra hours if required.

• I have experience working on projects that required overtime, and I was able to deliver quality results within the given timeframe.

Seeking new challenges and growth opportunities in a different environment.

• Desire for professional growth

• Seeking new challenges

• Change in work environment

• Opportunity for skill development

Implement a function to validate user input for a registration form.

• Use regex to validate email format, e.g., /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/

• Check password strength: at least 8 characters, one uppercase, one number.

• Ensure username is unique by checking against a database or list.

• Provide user-friendly error messages for invalid inputs.

BSS/OSS stands for Business Support System/Operations Support System used in telecommunication industry.

• BSS is responsible for customer-facing activities like billing, customer service, and order management.

• OSS is responsible for network-facing activities like network inventory, network management, and service provisioning.

• Both systems work together to ensure smooth operations and customer satisfaction.

• Examples of BSS/...read more

Rating/Charging is the process of determining the cost of a service or product based on usage or other factors.

• Rating/Charging is commonly used in telecommunications and utility industries.

• It involves measuring the usage of a service or product and applying a cost based on predetermined rates.

• For example, a mobile phone plan may charge a certain amount per minute of talk time or per gigabyte of data usage.

• Rating/Chargi...read more

Billing process involves generating invoices and collecting payments from customers.

• The billing process starts with creating an invoice based on the products or services provided to the customer.

• The invoice is then sent to the customer via email or mail.

• The customer reviews the invoice and makes the payment through various payment methods such as credit card, bank transfer, or check.

• Once the payment is received, it is ...read more