Cognizant Performance Test Engineer Interview Questions, Process, and Tips

Q1. Questions on pacing calculations Read all Interview questions present in Internet on performance testing
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Q1. Questions on LoadRunner and
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Q2. Questions asked on performance monitoring
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Q1. What is Load Runner and JMeter
Ans. 
Load Runner and JMeter are performance testing tools used to measure the performance of web applications.
• Load Runner is a licensed tool developed by Micro Focus that supports a wide range of protocols and technologies.

• JMeter is an open-source tool developed by Apache that supports HTTP, FTP, JDBC, and other protocols.

• Both tools simulate user traffic and measure the response time, throughput, and resource utilization of...read more
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Q2. What is the correlation
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Correlation is a statistical measure that indicates the extent to which two or more variables are related.
• Correlation measures the strength and direction of the relationship between two variables.

• It ranges from -1 to +1, where -1 indicates a perfect negative correlation, +1 indicates a perfect positive correlation, and 0 indicates no correlation.

• Correlation is used in performance testing to identify the relationship be...read more
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Q3. What is tha parameteration
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Parameterization is the process of replacing hard-coded values in a test script with variables to make it more flexible and reusable.
• Parameterization helps in creating data-driven tests

• It allows us to test the same functionality with different sets of data

• It reduces the need for creating multiple test scripts for similar scenarios

• Examples of parameterization include using CSV files, databases, or spreadsheets to provid
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Q4. Load Runner and JMeter differents
Ans. 
Load Runner and JMeter are both performance testing tools, but differ in their scripting languages and pricing models.
• Load Runner uses its own proprietary scripting language, while JMeter uses Java

• Load Runner is a commercial tool with licensing fees, while JMeter is open source and free

• Load Runner has a more user-friendly interface, while JMeter requires more technical expertise

• Both tools can simulate high user loads a
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Various among topics like DSA, Systems Design and General Aptitude

Q1. What have you done on Project wise?
Ans. 
I have worked on multiple projects as a Performance Test Engineer.
• Developed performance test scripts using tools like JMeter and LoadRunner.

• Executed performance tests to identify bottlenecks and performance issues.

• Analyzed test results and provided recommendations for performance improvements.

• Collaborated with development and operations teams to optimize application performance.

• Created performance test plans and strate...read more
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Q2. Write a fibanocci or simple coding question
Ans. 
Write a function to calculate the nth Fibonacci number.
• Create a function that takes an integer n as input

• If n is 0 or 1, return n

• Otherwise, return the sum of the previous two Fibonacci numbers

• Use recursion to call the function with n-1 and n-2 as inputs
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Q3. Explain about your academic skills
Ans. 
I have strong academic skills in performance testing.
• I have a Bachelor's degree in Computer Science with a focus on software testing.

• I have completed several courses in performance testing methodologies and tools.

• I have hands-on experience in using tools like JMeter and LoadRunner for performance testing.

• I have conducted academic research on performance testing best practices and published a paper on the topic.

• I consis...read more
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Q1. (Cliche) Where do you find yourself in 5 years?
Ans. 
In 5 years, I see myself as a senior Performance Test Engineer leading a team and implementing innovative testing strategies.
• Leading a team of Performance Test Engineers

• Implementing innovative testing strategies

• Continuously improving performance testing processes

• Staying updated with the latest tools and technologies in performance testing

• Mentoring and coaching junior engineers

• Contributing to the overall growth and succ
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Q2. Which location are you comfortable and who all are in your family
Ans. 
I am comfortable working in any location. I have a small family consisting of my spouse and two children.
• Comfortable working in any location

• Family consists of spouse and two children
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It consists if aptitude communication and etc quantitative

Q1. What is your family background?
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Q2. Tell me about yourself.
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Q3. Are you an Indian citizen or not ?
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Q1. Oops concepts and java code to exec
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