HCL Group Lead Engineer Interview Questions and Answers

Performance testing challenges include identifying bottlenecks, simulating real-world scenarios, and analyzing results.

• Identifying bottlenecks in the system

• Simulating real-world scenarios to accurately test performance

• Analyzing results to identify areas for improvement

• Ensuring test environment is representative of production environment

• Managing test data and test scripts

• Dealing with network latency and other external f...read more

Monitoring tools and metrics for testing

• We use tools like Nagios, Zabbix, and Prometheus for monitoring

• Metrics captured include response time, error rate, CPU usage, memory usage, and network traffic

• We also capture user behavior metrics like click-through rate and conversion rate

• Monitoring helps us identify issues and optimize performance

As a performance tester in my previous company, my roles and responsibilities included analyzing system performance, designing and executing performance tests, identifying bottlenecks, and providing recommendations for improvement.

• Analyzed system performance to identify areas of improvement

• Designed and executed performance tests to measure system response time and scalability

• Identified bottlenecks and performance issue...read more