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PubMatic Automation Engineer Interview Questions, Process, and Tips

Updated 20 Jun 2021

PubMatic Automation Engineer Interview Experiences

1 interview found

Automation Engineer Interview Questions & Answers

user image Anonymous

posted on 20 Jun 2021

I applied via LinkedIn and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

5 Questions

  • Q1. What is multiprocessing and multi threading
  • Ans. 

    Multiprocessing is the use of multiple processors to execute multiple tasks simultaneously. Multithreading is the use of multiple threads within a single process to execute multiple tasks simultaneously.

    • Multiprocessing involves the use of multiple processors or cores to execute multiple tasks simultaneously.

    • Multithreading involves the use of multiple threads within a single process to execute multiple tasks simultaneou...

    • Answered by AI
    Add your answer
  • Q2. How can you simulate 1 user profile to another user
  • Ans. 

    Simulating one user profile to another can be done through user impersonation.

    • User impersonation can be achieved through various tools and techniques.

    • One way is to use a proxy server to intercept and modify the user's requests and responses.

    • Another way is to use a browser extension or plugin that allows you to switch between user profiles.

    • You can also use a testing tool like Selenium to automate the process of switchin...

    • Answered by AI
    Add your answer
  • Q3. What is bashrc .profile file
  • Ans. 

    bashrc and .profile are configuration files for the Bash shell in Linux/Unix systems.

    • bashrc is executed for every new interactive shell session

    • .profile is executed only once during login

    • They contain environment variables, aliases, and other shell settings

    • bashrc is typically used for user-specific settings, while .profile is system-wide

    • Examples: setting PATH variable, defining aliases, setting prompt

    • Answered by AI
    Add your answer
  • Q4. Write a code using multithreading to scan 3 log files for different patterns and write the matches in a o/p file. these log files are huge, so code should not leave a huge memory foot print
  • Ans. 

    Code using multithreading to scan 3 log files for different patterns and write matches in o/p file with low memory footprint.

    • Use Python's threading module to create multiple threads for each log file

    • Use regex to search for patterns in each log file

    • Write matches to output file using a thread-safe queue

    • Use a memory-efficient data structure like deque to store log file lines

    • Answered by AI
    Add your answer
  • Q5. Write a code that should run as a service to scan every 30 sec to get min, max and avg CPU/memory and also calculate moving avg of last 300 sec.
  • Ans. 

    Code to run as a service to scan CPU/memory every 30 sec and calculate min, max, avg and moving avg of last 300 sec.

    • Use a loop to run the code every 30 sec

    • Use psutil library to get CPU/memory usage

    • Store the values in a list and calculate min, max, avg and moving avg using numpy library

    • Use threading to run the code in the background as a service

    • Answered by AI
    Add your answer

Skills evaluated in this interview

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Interview Tips & Stories
2w
an operations executive
Job Market Seems to Be Opening Up Again!
I've been getting more interview calls recently, and after months of silence., it’s a relief! Things are looking better out there. Keep building your skills and applying, guys. Patience does pay off! For context: I have about 5 years of experience in the IT field, currently working as a security analyst (contract role) for the past 6 months. I've been applying for analyst roles at junior/mid-level positions open to hybrid and remote setups. Certifications I’ve done so far include CEH, CCNA, AWS Practitioner, and Splunk Essentials. What’s been your experience with job hunting lately? Let’s help each other out!
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Interview questions from similar companies

Automation Test Engineer Interview Questions & Answers

Agilysys Technologies India user image Anonymous

posted on 12 Sep 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Online Assessment with multiple choice questions and answers

Round 2 - Technical 

(5 Questions)

  • Q1. Introduce yourself
  • Ans. 

    I am a dedicated Automation Test Engineer with 5 years of experience in creating and executing test cases for software applications.

    • Experienced in automation testing tools such as Selenium and Appium

    • Proficient in writing test scripts using programming languages like Java and Python

    • Skilled in identifying and reporting software defects

    • Strong understanding of Agile methodologies and continuous integration/continuous deplo

    • Answered by AI
    Add your answer
  • Q2. Explain about your project
  • Ans. 

    Developed an automation framework for testing web applications using Selenium and Java

    • Used Selenium WebDriver for automating test cases

    • Implemented Page Object Model design pattern for better code organization

    • Integrated with TestNG for test execution and reporting

    • Executed test cases on different browsers and platforms using Selenium Grid

    • Performed API testing using RestAssured library

    • Answered by AI
    Add your answer
  • Q3. Explain about framework
  • Ans. 

    A framework is a set of guidelines, rules, and best practices for developing software applications.

    • Framework provides a structure for organizing code and promoting code reusability.

    • It helps in maintaining consistency and standardization across the project.

    • Frameworks can be categorized as test automation frameworks, web application frameworks, etc.

    • Examples of test automation frameworks include Selenium, TestNG, and Robo

    • Answered by AI
    Add your answer
  • Q4. API Testing Questions
    • Add your answer
  • Q5. Exceptions in selenium
  • Ans. 

    Exceptions in Selenium are errors that occur during test execution, such as ElementNotVisibleException or TimeoutException.

    • Exceptions in Selenium are handled using try-catch blocks.

    • Common exceptions include NoSuchElementException, ElementNotVisibleException, TimeoutException, StaleElementReferenceException.

    • Handling exceptions is important for robust test automation scripts.

    • Example: try { driver.findElement(By.id("eleme...

    • Answered by AI
    Add your answer

Skills evaluated in this interview

Automation Tester Interview Questions & Answers

SirionLabs user image Anonymous

posted on 16 May 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Nov 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Client side api error and server side api error
    • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well the concept and basics

Automation Test Engineer Interview Questions & Answers

Agilysys Technologies India user image Anonymous

posted on 5 Mar 2024

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Sep 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Normal quantitative and logical and automation questions

Round 2 - One-on-one 

(1 Question)

  • Q1. What is static testing
  • Ans. 

    Static testing is a type of software testing where the code is not executed. It involves reviewing and analyzing the code or documentation.

    • Static testing is performed without executing the code.

    • It includes reviews, walkthroughs, and inspections of code or documentation.

    • The goal is to find defects early in the development process.

    • Static testing helps in improving the quality of the code and reducing the number of defect

    • Answered by AI
    Add your answer

Skills evaluated in this interview

More about working at PubMatic

PubMatic Interview FAQs

How to prepare for PubMatic Automation Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at PubMatic. The most common topics and skills that interviewers at PubMatic expect are Python, MySQL, Django, Javascript and Linux.
What are the top questions asked in PubMatic Automation Engineer interview?

Some of the top questions asked at the PubMatic Automation Engineer interview -

  1. write a code using multithreading to scan 3 log files for different patterns an...read more
  2. how can you simulate 1 user profile to another u...read more
  3. write a code that should run as a service to scan every 30 sec to get min, max ...read more

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based on 4 salaries
₹12 L/yr - ₹16 L/yr
107% more than the average Automation Engineer Salary in India
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