Softura Interview Questions and Answers

Performance in React JS can be improved by optimizing rendering, reducing unnecessary re-renders, using virtualization, code splitting, and lazy loading.

• Optimize rendering by using shouldComponentUpdate or React.memo

• Reduce unnecessary re-renders by using PureComponent or memoization techniques

• Use virtualization for long lists or tables to improve rendering performance

• Implement code splitting to load only necessary...read more

Smoke testing is a preliminary test to check if the software is stable enough for further testing. Sanity testing is a subset of regression testing to check if the bugs have been fixed and new features have been added without breaking the existing functionality.

• Smoke testing is done to check if the critical functionalities of the software are working fine.

• Sanity testing is done to check if the bugs have been fixed...read more

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

Effort estimation is the process of predicting the amount of time, resources, and cost required to complete a project or task.

• Effort estimation helps in planning and scheduling the project

• It involves breaking down the project into smaller tasks and estimating the effort required for each task

• Factors like complexity, team size, experience, and tools used are considered while estimating effort

• Effort estimation can b...read more

Locators in Selenium are used to identify web elements on a web page.

• Locators are used to find web elements based on their attributes such as ID, class, name, etc.

• Selenium supports various types of locators such as ID, class name, name, tag name, link text, partial link text, CSS selector, and XPath.

• For example, to find an element with ID 'username', we can use the following code: driver.findElement(By.id('usernam...read more

Regression is retesting of previously tested functionality to ensure that changes made to the software have not affected it.

• Regression testing is done to ensure that new changes or fixes have not introduced new bugs or issues.

• It is not necessary to do regression testing on every release, but it should be done on critical functionality or areas that have been changed.

• Regression testing can be done manually or throu...read more