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PowerSchool India Devops Engineer Interview Questions and Answers

Updated 1 Dec 2021

PowerSchool India Devops Engineer Interview Experiences

2 interviews found

Interview Questionnaire 

1 Question

  • Q1. CI/CD Process

Interview Preparation Tips

Interview preparation tips for other job seekers - Read about GitLab, Azure and Kubernetes. Docker is also a good thing to have.

Interview Questionnaire 

1 Question

  • Q1. CI/CD process

Interview Preparation Tips

Interview preparation tips for other job seekers - Learn about Docker, Kubernetes, GitLab and Azure cloud services

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Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. How to manage and configure postfix mail server.
  • Ans. 

    Postfix mail server can be managed and configured using configuration files and command line tools.

    • Edit the main configuration file /etc/postfix/main.cf to make changes to the server settings

    • Use postconf command to view or change configuration parameters

    • Restart the postfix service after making changes for them to take effect

    • Utilize tools like postmap to manage lookup tables for postfix

    • Monitor mail server logs for troub

  • Answered by AI
  • Q2. OS go to maintenance mode, how to fix it.
  • Ans. 

    To fix an OS in maintenance mode, reboot the system, check for any recent changes or updates, run diagnostics, and restore from a backup if necessary.

    • Reboot the system to see if it resolves the issue

    • Check for any recent changes or updates that may have caused the OS to go into maintenance mode

    • Run diagnostics to identify any hardware or software issues

    • Restore the OS from a backup if needed

  • Answered by AI

Skills evaluated in this interview

I applied via Company Website and was interviewed in Feb 2022. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude test is to test the Individual skill

Round 2 - Technical 

(1 Question)

  • Q1. How many programing language you know
  • Ans. 

    I know multiple programming languages

    • I am proficient in Java and Python

    • I have basic knowledge of C++ and JavaScript

    • I am currently learning Ruby and Swift

  • Answered by AI
Round 3 - HR 

(3 Questions)

  • Q1. What are your salary expectations?
  • Q2. Why should we hire you?
  • Q3. Tell me about yourself.

Interview Preparation Tips

Topics to prepare for Extramarks Education System Engineer interview:
  • Self intro
Interview preparation tips for other job seekers - Apply even if you are not qualified

I applied via Company Website and was interviewed in Mar 2020. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. What is the VPN port used for UDP
  • Ans. 

    The VPN port used for UDP is typically 500.

    • The VPN port used for UDP is usually port 500.

    • UDP is a protocol that allows for faster transmission of data but does not guarantee delivery or order of packets.

    • Port 500 is commonly used for IPsec VPNs, which provide secure communication over the internet.

    • Other VPN protocols may use different ports for UDP, so it's important to check the specific configuration.

  • Answered by AI
  • Q2. Write a golang program to find furthest number from zero. No this isn't find the greatest number. Because the numbers could be negative so if an array has [ -4 2 24 55 -89 12] then -89 is furthest from zer...
  • Q3. Syntax for grep command and regex
  • Ans. 

    Syntax for grep command and regex

    • grep [options] pattern [file]

    • Regular expression (regex) is used to define the pattern

    • Examples: grep 'hello' file.txt

    • grep -i 'hello' file.txt

    • grep -r 'hello' /path/to/directory

  • Answered by AI
  • Q4. How to run a docker command remotely. i.e. Docker is installed on both your laptop and a remote linux server. You need to run docker command on the linux server but without taking a separate ssh session to...
  • Ans. 

    You can use the Docker API to remotely run Docker commands on a Linux server without taking a separate SSH session.

    • Use the Docker API to interact with the Docker daemon on the remote Linux server.

    • Make sure Docker is installed and running on both your laptop and the remote server.

    • Authenticate with the remote server using appropriate credentials.

    • Establish a connection to the Docker daemon on the remote server using the D...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - This interview was for Mendix which is acquired by Siemens. First round is an online test shared by email. They give you a sample test so you can familiarize with the UI and then you can proceed with the actual test which is an hour long(but mostly its 15 min of multiple choice questions and rest of the time for a program to write)

Skills evaluated in this interview

I appeared for an interview before Mar 2021.

Round 1 - Video Call 

(7 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This round started with some basic questions from DevOps followed by some more questions from Docker and Linux.

  • Q1. What is Continuous Testing (CT)?
  • Ans. 

    Continuous Testing (CT) is the process of executing automated tests as part of the software delivery pipeline to obtain immediate feedback on the business risks associated with a software release candidate.

    • CT helps in identifying defects early in the development cycle.

    • It ensures that the software is always in a releasable state.

    • CT integrates testing into the CI/CD pipeline for faster feedback loops.

    • Examples include run...

  • Answered by AI
  • Q2. How does AWS contribute to DevOps?
  • Ans. 

    AWS provides a wide range of services and tools that support the principles and practices of DevOps.

    • AWS offers infrastructure as code tools like CloudFormation and Terraform for automating the provisioning of resources.

    • AWS provides a variety of monitoring and logging services such as CloudWatch and CloudTrail to help with continuous monitoring and feedback loops.

    • AWS supports continuous integration and continuous deploy...

  • Answered by AI
  • Q3. What is a Docker image registry?
  • Ans. 

    A Docker image registry is a repository for storing and managing Docker images.

    • It allows users to push and pull Docker images to and from the registry.

    • Popular Docker image registries include Docker Hub, Amazon ECR, and Google Container Registry.

    • Registries can be public or private, with private registries requiring authentication for access.

  • Answered by AI
  • Q4. How many components are there in Docker?
  • Ans. 

    Docker has 3 main components: Docker Engine, Docker Images, and Docker Containers.

    • Docker Engine is the core component responsible for running and managing Docker containers.

    • Docker Images are read-only templates used to create Docker containers.

    • Docker Containers are lightweight, standalone, and executable packages that include everything needed to run a piece of software.

  • Answered by AI
  • Q5. Can you describe the lifecycle of a Docker container?
  • Ans. 

    The lifecycle of a Docker container involves creation, running, pausing, restarting, and stopping.

    • 1. Creation: A Docker container is created from a Docker image using the 'docker run' command.

    • 2. Running: The container is started and runs the specified application or service.

    • 3. Pausing: The container can be paused using the 'docker pause' command, which temporarily stops its processes.

    • 4. Restarting: The container can be...

  • Answered by AI
  • Q6. What is LVM and why is it required?
  • Ans. 

    LVM stands for Logical Volume Manager, used to manage disk space efficiently by allowing for dynamic resizing of volumes.

    • LVM allows for easy resizing of volumes without the need to unmount the filesystem

    • It provides features like snapshots, striping, mirroring, and thin provisioning

    • LVM can span multiple physical disks to create a single logical volume

  • Answered by AI
  • Q7. What is load average in Linux?
  • Ans. 

    Load average in Linux is a measure of system activity, indicating the average number of processes waiting for CPU time over a period of time.

    • Load average is displayed as three numbers representing the average load over the last 1, 5, and 15 minutes.

    • A load average of 1.0 means the system is at full capacity, while a load average of 0.5 means the system is half as busy.

    • High load averages may indicate that the system is o...

  • Answered by AI
Round 2 - Video Call 

(7 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This round started with me first giving a brief intro about my experience in the DevOps sector and then the interviewer switched to asking me questions about Git , Docker and Kubernetes.

  • Q1. What is the command used to delete a branch in Git?
  • Ans. 

    The command used to delete a branch in Git is 'git branch -d <branch_name>'.

    • Use 'git branch -d <branch_name>' to delete a branch in Git.

    • Make sure to switch to a different branch before deleting the branch.

    • If the branch has not been merged, use 'git branch -D <branch_name>' to force delete.

  • Answered by AI
  • Q2. What do you know about git reflog?
  • Ans. 

    Git reflog is a reference log that records changes to the HEAD of the repository.

    • Records all changes to the HEAD reference

    • Useful for recovering lost commits or branches

    • Can be accessed using 'git reflog' command

  • Answered by AI
  • Q3. What is the difference between git revert and git reset?
  • Ans. 

    git revert undoes a specific commit by creating a new commit, while git reset moves the HEAD to a previous commit without creating a new commit.

    • git revert creates a new commit that undoes a specific commit, keeping the commit history intact

    • git reset moves the HEAD to a previous commit, potentially discarding changes made after that commit

    • git revert is safer for shared branches as it does not rewrite history, while git ...

  • Answered by AI
  • Q4. Can you explain the difference between CMD and ENTRYPOINT in Docker?
  • Ans. 

    CMD specifies the default command to run in the container, while ENTRYPOINT specifies the executable to run when the container starts.

    • CMD is often used to provide default arguments for the ENTRYPOINT command

    • ENTRYPOINT is used to specify the executable that will run when the container starts

    • CMD can be overridden at runtime by passing arguments to docker run command

    • ENTRYPOINT cannot be overridden at runtime, but can be c

  • Answered by AI
  • Q5. How can you monitor a Kubernetes cluster?
  • Ans. 

    Monitoring a Kubernetes cluster involves using tools like Prometheus, Grafana, and Kubernetes Dashboard.

    • Use Prometheus for collecting metrics from Kubernetes components and applications running on the cluster.

    • Set up Grafana for visualizing the collected metrics and creating dashboards for monitoring.

    • Utilize Kubernetes Dashboard for a graphical interface to view and manage the cluster resources.

    • Implement alerts and noti...

  • Answered by AI
  • Q6. What is Kubernetes Load Balancing?
  • Ans. 

    Kubernetes Load Balancing is a method to distribute incoming network traffic across multiple pods in a Kubernetes cluster.

    • Kubernetes Load Balancer service type automatically creates a cloud provider load balancer.

    • It helps in scaling applications by distributing traffic evenly across multiple pods.

    • Load balancing ensures high availability and reliability of applications running in a Kubernetes cluster.

  • Answered by AI
  • Q7. Can you explain the architecture of Jenkins?
  • Ans. 

    Jenkins is an open-source automation server that helps to automate the non-human part of the software development process.

    • Jenkins is a Java-based application that runs in a servlet container like Apache Tomcat.

    • It can be installed on a single server or distributed across multiple servers for scalability.

    • Jenkins uses plugins to extend its functionality, allowing integration with various tools and technologies.

    • It follows ...

  • Answered by AI
Round 3 - HR 

(2 Questions)

Round duration - 30 Minutes
Round difficulty - Easy

This was a typical HR round with some standard Behavioral questions.

  • Q1. Can you tell me something about yourself?
  • Q2. Why should we hire you?

Interview Preparation Tips

Eligibility criteriaAbove 1+ years of experienceSiemens interview preparation:Topics to prepare for the interview - Docker, Kubernetes, AWS, CI/CD, Git, DBMS, LinuxTime required to prepare for the interview - 4 MonthsInterview preparation tips for other job seekers

Tip 1 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 2 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Recruitment Consulltant and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Kubernetes Docker containerisation
  • Q2. Ci cd implementation
Round 2 - Technical 

(2 Questions)

  • Q1. Cloud fundamentals , networking
  • Q2. Terraform Scripting language

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for Ci cd implementation with yaml coding

I applied via Company Website and was interviewed in Mar 2020. There was 1 interview round.

Interview Questionnaire 

12 Questions

  • Q1. What are terraform modules
  • Ans. 

    Terraform modules are reusable components that allow you to define and manage infrastructure as code.

    • Modules are collections of resources that can be used across multiple Terraform configurations

    • They can be shared and reused by other teams or projects

    • Modules can be published to the Terraform Registry for easy discovery and use

    • They help to reduce duplication of code and simplify infrastructure management

  • Answered by AI
  • Q2. How would you debug apache nginx issues
  • Ans. 

    Debugging Apache Nginx issues involves checking logs, configuration files, and server status.

    • Check error logs for any relevant error messages

    • Verify the configuration files for syntax errors

    • Check server status and resource usage

    • Use tools like curl or telnet to test connectivity and response times

    • Check firewall rules and network settings

    • Consider load balancing and caching configurations

  • Answered by AI
  • Q3. How would you prevent a ddos attach
  • Ans. 

    Prevent DDoS attack by implementing various measures

    • Implementing firewalls and intrusion detection systems

    • Using load balancers to distribute traffic

    • Blocking traffic from suspicious IP addresses

    • Using content delivery networks (CDNs)

    • Limiting the number of requests per IP address

    • Using anti-DDoS services provided by cloud providers

    • Regularly monitoring network traffic for unusual patterns

  • Answered by AI
  • Q4. Is there a way to blacklist IPs in AWS
  • Ans. 

    Yes, AWS provides various methods to blacklist IPs.

    • Use AWS WAF to create rules to block specific IP addresses

    • Configure security groups to deny traffic from specific IP addresses

    • Utilize AWS Network ACLs to block traffic from specific IP addresses

  • Answered by AI
  • Q5. What is average load in Linux
  • Ans. 

    Average load in Linux refers to the amount of work being done by the system at a given time.

    • Average load is measured as a decimal number, with 1.00 representing a fully loaded system.

    • It takes into account both running processes and processes waiting for resources.

    • High average load can indicate a need for more resources or optimization of processes.

    • Command 'uptime' can be used to check the average load on a Linux system

  • Answered by AI
  • Q6. Describe inodes and file descriptors. What is the use of swap
  • Ans. 

    Inodes are data structures that store information about files on a Unix/Linux file system. File descriptors are unique identifiers for open files. Swap is a space on a hard disk used as virtual memory.

    • Inodes contain metadata about files such as ownership, permissions, and timestamps.

    • File descriptors are used by the operating system to keep track of open files and to perform I/O operations on them.

    • Swap is used when the ...

  • Answered by AI
  • Q7. What does a load balancer do when an instance in aws stops
  • Ans. 

    Load balancer routes traffic to other healthy instances

    • Load balancer detects the unhealthy instance

    • Stops sending traffic to that instance

    • Routes traffic to other healthy instances

    • Maintains high availability and scalability of the application

  • Answered by AI
  • Q8. How would you debug a website which is progressively slowing down
  • Ans. 

    To debug a progressively slowing down website, I would analyze the server logs, check for memory leaks, and optimize the code.

    • Analyze server logs to identify any errors or bottlenecks

    • Check for memory leaks in the code

    • Optimize the code by removing unnecessary scripts and optimizing images

    • Use tools like Chrome DevTools to identify performance issues

    • Consider implementing a content delivery network (CDN) to improve website

  • Answered by AI
  • Q9. Docker command to transfer an image from one machine to another without using docker registry
  • Ans. 

    Docker save and Docker load commands can be used to transfer an image from one machine to another without using a Docker registry.

    • Use the 'docker save' command to save the image as a tar file on the source machine

    • Transfer the tar file to the destination machine using any file transfer method (e.g., scp)

    • On the destination machine, use the 'docker load' command to load the image from the tar file

  • Answered by AI
  • Q10. Write a program to reverse a string in Python
  • Ans. 

    A program to reverse a string in Python

    • Use the slicing technique to reverse the string

    • Start with the last character and move backwards

    • Store the reversed string in a new variable

  • Answered by AI
  • Q11. Write ansible playbook to install apache
  • Ans. 

    Ansible playbook to install Apache

    • Create a playbook file with .yml extension

    • Define hosts and remote user

    • Add tasks to install Apache package

    • Start Apache service

    • Save and run the playbook using ansible-playbook command

  • Answered by AI
  • Q12. What is the usecase which would require setup of distributed jenkins nodes
  • Ans. 

    Distributed Jenkins nodes are used to handle large-scale builds and improve performance.

    • Large-scale builds: When there are a large number of builds to be executed simultaneously, distributed Jenkins nodes can handle the load by distributing the builds across multiple nodes.

    • Improved performance: By distributing the workload, the overall build time can be reduced, resulting in improved performance.

    • Resource utilization: D...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - They have a zoom video call. And it's really lengthy. Goes beyond an hour

Skills evaluated in this interview

I applied via LinkedIn and was interviewed before Aug 2021. There were 2 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. Package and joininv date
Round 2 - HR 

(1 Question)

  • Q1. Salary expected and location constraints

Interview Preparation Tips

Interview preparation tips for other job seekers - Study aws lambda, aws vpc, ansible, aws cloud , aws databases, cludformation, s3 amd aws ami

I applied via Recruitment Consultant and was interviewed before Sep 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. The questions was to explain complete architecture of application and on the basis of answer they will go deeper in questioning to check your knowledge

Interview Preparation Tips

Interview preparation tips for other job seekers - Preapare mostly from your experience and not from Google top 50/100 questions. These data on Google will never get asked in interview. Be prepared scenario based questions rather than just theory.

PowerSchool India Interview FAQs

How to prepare for PowerSchool India Devops 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 PowerSchool India. The most common topics and skills that interviewers at PowerSchool India expect are Devops, AWS, Configuration management, Continuous Improvement and Continuous Integration.

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PowerSchool India Devops Engineer Salary
based on 41 salaries
₹4 L/yr - ₹9.8 L/yr
23% less than the average Devops Engineer Salary in India
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PowerSchool India Devops Engineer Reviews and Ratings

based on 2 reviews

3.4/5

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1.0

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1.0

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