TCS Quality Analyst Interview Questions and Answers

Call calibration is the process of comparing the quality of calls to a standard, while call listing is the act of reviewing and analyzing recorded calls.

• Call calibration involves setting a standard for call quality and comparing actual calls to that standard.

• Call listing involves reviewing recorded calls to identify areas for improvement and provide feedback to agents.

• Call calibration is typically done by a group of quality analysts, while call listing is often done by indivi...read more

A program to swap two numbers

• Declare two variables and assign values to them

• Use a third variable to store the value of the first variable

• Assign the value of the second variable to the first variable

• Assign the value of the third variable to the second variable

Functional testing checks if the system meets requirements while non-functional testing checks how well it performs.

• Functional testing ensures that the system meets the specified requirements and performs as expected.

• Non-functional testing checks the system's performance, reliability, scalability, and other quality attributes.

• Functional testing is concerned with what the system does while non-functional testing is concerned with how well it does it.

• Examples of functional test...read more

Regression is testing the impact of changes on existing functionality. Retesting is testing the same functionality again after fixing defects.

• Regression testing ensures that changes made to the software do not impact existing functionality

• Retesting is done to ensure that defects found in previous testing have been fixed

• Regression testing is done after every change in the software

• Retesting is done after fixing defects to ensure they have been resolved

• Both are important to ensu...read more

SDLC stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.

• SDLC is a systematic process for building software applications.

• It consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables to ensure the software meets quality standards.

• Examples of SDLC models include Waterfall, Agile...read more