L&T Technology Services Verification & Validation Engineer Interview Questions and Answers

Introduce automation tools and establish clear communication channels

• Implement automated testing to reduce manual effort and increase efficiency

• Use collaboration tools like JIRA to track progress and communicate with team members

• Establish clear guidelines and processes to avoid confusion and delays

• Regularly review and update processes to ensure they are still effective

• Encourage team members to share ideas and suggestio

Software testing life cycle involves planning, designing, executing, and reporting on tests to ensure software quality.

• STLC is a process that starts with test planning and ends with test closure.

• It includes test design, test execution, and test reporting.

• STLC is iterative and involves continuous improvement.

• Examples of STLC models include Waterfall, Agile, and DevOps.

Bug is a defect in software, error is a mistake made by a programmer, black box testing is testing without knowledge of internal code.

• Bug: a flaw in software that causes it to behave unexpectedly or incorrectly

• Error: a mistake made by a programmer that results in incorrect code

• Black box testing: testing without knowledge of the internal code, focusing on inputs and outputs

• Example: entering invalid data into a form and ...read more

The BIOS (Basic Input/Output System) is a firmware that initializes hardware during booting process.

• BIOS is responsible for performing a Power-On Self Test (POST) to check hardware components.

• It then loads the bootloader from the boot device specified in the BIOS settings.

• The bootloader then loads the operating system into memory and hands over control to it.

• The booting process can be customized by changing BIOS settin...read more

Different versions of Windows operating system

• Different versions of Windows have different features and capabilities

• Windows 10 has a more modern interface and better security features than Windows 7

• Windows 8 introduced touch screen support and a new start screen

• Windows XP is no longer supported by Microsoft and is vulnerable to security threats