Outwrk Performance Analyst Interview Questions and Answers

Q1. What are controllers in jmeter
Ans. 
Controllers in JMeter are elements used to organize and structure test plans.
• Controllers are used to group samplers and other elements in JMeter test plans.

• There are different types of controllers such as Simple Controller, Loop Controller, If Controller, etc.

• Controllers help in organizing and managing the flow of requests in a test plan.

• Example: If Controller can be used to execute a sampler based on a condition.
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Q2. True client protocol uses
Ans. 
True client protocol uses HTTP/HTTPS to communicate with the server.
• Uses HTTP/HTTPS for communication

• Simulates real user behavior

• Supports dynamic parameters and correlation
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Q1. Jenkins ci/cd pipeline
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Q2. How to optimize performance using newrelic
Ans. 
Optimizing performance using New Relic involves monitoring, analyzing, and making adjustments based on insights.
• Set up custom dashboards to monitor key performance metrics

• Use New Relic APM to identify bottlenecks in code and optimize

• Leverage New Relic Insights for deeper analysis and trend identification

• Utilize New Relic Synthetics for proactive monitoring and testing

• Implement New Relic Alerts to receive notifications
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Q1. Expected salary
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Negotiable based on market standards and job responsibilities
• Salary expectations are based on industry standards and the responsibilities of the role

• Open to discussing salary range during the interview process

• Looking for a competitive compensation package that aligns with my experience and skills
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Q2. Why you want to join ltimindtree
Ans. 
I want to join Mindtree because of its reputation for innovation and collaborative work culture.
• I am impressed by Mindtree's focus on cutting-edge technologies and solutions.

• I value the emphasis Mindtree places on teamwork and collaboration.

• I believe Mindtree offers a great platform for personal and professional growth.

• I am excited about the opportunity to work with a diverse and talented team at Mindtree.
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Q1. Why PT required?
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Q2. Performance testing procedures for API
Ans. 
Performance testing procedures for API involve load testing, stress testing, and scalability testing.
• Conduct load testing to determine how the API performs under normal and peak load conditions.

• Perform stress testing to evaluate the API's stability and reliability under extreme conditions.

• Conduct scalability testing to assess the API's ability to handle increased workload by adding more resources.

• Monitor response times...read more
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Q3. APM tool use in PT?
Ans. 
APM tools are commonly used in Performance Testing to monitor and analyze the performance of applications under load.
• APM tools help in identifying performance bottlenecks and optimizing application performance.

• Examples of popular APM tools include New Relic, Dynatrace, AppDynamics, and Datadog.

• These tools provide real-time monitoring, alerting, and performance analytics to help improve application performance.

• APM tools...read more
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Q4. Root Cause analysis in PY
Ans. 
Root Cause analysis in PY involves identifying the underlying reason for performance issues.
• Identify the symptoms of the performance issue

• Gather data and metrics related to the performance problem

• Analyze the data to pinpoint the root cause

• Implement solutions to address the root cause
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Q1. Explain Performance Testing Life cycle
Ans. 
Performance Testing Life cycle involves planning, preparation, execution, analysis, and reporting.
• 1. Planning: Define objectives, select tools, and create test plan.

• 2. Preparation: Set up test environment, create test scripts, and configure monitoring.

• 3. Execution: Run tests, monitor performance metrics, and collect data.

• 4. Analysis: Analyze results, identify bottlenecks, and optimize performance.

• 5. Reporting: Generate...read more
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Q2. Explain correlation and Parameterization
Ans. 
Correlation is used to handle dynamic values in scripts, while Parameterization is used to pass different values to the script.
• Correlation is used to extract dynamic values from server responses and replace them in subsequent requests.

• Parameterization is used to pass different sets of data to the script for testing different scenarios.

• Correlation is important for maintaining session integrity and ensuring accurate test...read more
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Q1. Asked some performance basics to advanced level questions, somecoding questions.
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Q2. What is PTLC in testing?
Ans. 
PTLC stands for Performance Testing Life Cycle, which is a process followed in performance testing to ensure the performance of a system.
• PTLC involves planning, preparation, execution, and analysis of performance tests.

• It includes defining performance goals, creating test scenarios, executing tests, and analyzing results.

• PTLC helps in identifying performance bottlenecks and optimizing system performance.

• Example: In PTL...read more
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Q3. Make a python script that captures resources of a system.
Ans. 
Python script to capture system resources
• Use psutil library to access system resources

• Collect CPU, memory, disk, and network usage data

• Display the captured resources in a readable format
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Q4. What is network bandwidth constraint in testing?
Ans. 
Network bandwidth constraint in testing refers to limitations on the amount of data that can be transmitted over a network during testing.
• Network bandwidth constraint can impact the performance of an application or system being tested.

• It can lead to slow response times, timeouts, or even failures during testing.

• Examples of network bandwidth constraints include limited bandwidth on a shared network, network congestion, ...read more
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Q5. What is use of timers in JMeter?
Ans. 
Timers in JMeter are used to simulate real user behavior by adding delays between requests.
• Timers help in controlling the load on the server by adding delays between requests.

• They can be used to simulate realistic user behavior by adding random or constant delays.

• Examples of timers in JMeter include Constant Timer, Gaussian Random Timer, and Uniform Random Timer.
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Q1. Load runner related
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Q2. What is correlation
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Correlation is a statistical measure that describes the relationship between two variables.
• Correlation can range from -1 to 1, with 1 indicating a perfect positive correlation, -1 indicating a perfect negative correlation, and 0 indicating no correlation.

• Correlation does not imply causation, meaning just because two variables are correlated does not mean that one causes the other.

• For example, if there is a positive cor...read more
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Q1. What are the HTTP responses explain
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Q2. Tell about correlations
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Q1. What is Performance Testing?
Ans. 
Performance testing is a type of software testing that evaluates the speed, responsiveness, and stability of an application under various load conditions.
• Measures the system's response time, throughput, and resource utilization

• Identifies performance bottlenecks and areas for optimization

• Types include load testing, stress testing, and scalability testing

• Examples: simulating thousands of users accessing a website simulta
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Q2. What is correlation and Parameterization?
Ans. 
Correlation is the process of extracting dynamic values from server responses and passing them to subsequent requests. Parameterization is the process of replacing hard-coded values in scripts with variables.
• Correlation involves identifying and capturing dynamic values such as session IDs, tokens, or timestamps from server responses.

• Parameterization involves replacing hard-coded values in scripts with variables to make...read more
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