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Phenom Interview Questions and Answers
41 Interview questions
To find the maximum element in an array, iterate through the elements and keep track of the largest value encountered.
Initialize a variable to hold the maximum value, e.g., max = array[0].
Loop through each element in the array, comparing it with the current max.
If an element is greater than max, update max with this element.
Return the max value after completing the loop.
Example: For array [3, 5, 2, 8, 1], the maxi...
To develop a search component in React JS for efficient searching through millions of words, consider using a trie data structure and implementing features like autocomplete and fuzzy search.
Utilize a trie data structure for efficient searching through large datasets.
Implement features like autocomplete to provide suggestions as the user types.
Incorporate fuzzy search to allow for more flexible and forgiving searc...
The port number of sftp server is 22.
The default port number for sftp server is 22.
Port 22 is used for secure file transfer over SSH protocol.
It is important to ensure that port 22 is open and accessible for sftp connections.
VPC stands for Virtual Private Cloud, a virtual network dedicated to a specific user in the cloud.
VPC allows users to create isolated networks within the cloud environment.
It provides control over network settings, such as IP address ranges, subnets, route tables, and network gateways.
VPC helps in securing resources by defining security groups and network access control lists (ACLs).
Rain water trapping problem involves calculating the amount of rainwater that can be trapped between buildings or structures.
Calculate the maximum height of water that can be trapped at each point between two buildings.
Calculate the difference between the height of the building and the height of water at each point.
Sum up the differences to get the total amount of rainwater that can be trapped.
Example: Given heigh...
Redesigning a mobile app for a seamless user experience
Conducted user research to identify pain points and user needs
Created wireframes and prototypes to visualize design concepts
Iterated on designs based on user feedback and usability testing
Collaborated with developers to ensure design feasibility
Final design focused on intuitive navigation and clean aesthetics
Reverse a string using recursion
Create a recursive function that takes a string as input
Base case: if the string is empty, return an empty string
Recursive case: return the last character of the string concatenated with the result of calling the function on the substring excluding the last character
To find the path from the root to any node in a binary tree, perform a depth-first search and keep track of the path taken.
Perform a depth-first search starting from the root node
Keep track of the path taken using a stack or array
When the target node is found, the path will be stored in the stack or array
A CRM tool for HR's and Job Seekers with features like Profile Management, Job Application Tracking, Job Posting and Searching, Scalable Database Design, and Handling large database and latency.
Implement user-friendly interface for profile management with options to update personal information, skills, and experience.
Create a dashboard for job seekers to track their job applications, including status updates and i...
Yes, Kubernetes can be used to manage n number of instances by defining the desired number in the deployment configuration.
Define the desired number of instances in the 'replicas' field of the deployment configuration.
For example, setting 'replicas: 3' will ensure that Kubernetes maintains 3 instances of the application running at all times.
Kubernetes will automatically scale the number of instances up or down bas...
Phenom Interview Experiences
47 interviews found
Anonymous
I applied via Approached by Company and was interviewed in Jun 2024. There were 2 interview rounds.
(3 Questions)
- Q1. How to find Path from Root to any node in Binary Tree
- Ans.
To find the path from the root to any node in a binary tree, perform a depth-first search and keep track of the path taken.
Perform a depth-first search starting from the root node
Keep track of the path taken using a stack or array
When the target node is found, the path will be stored in the stack or array
- Q2. Reverse a String using recursion.
- Q3. What is SingleTon and how to make it Non-Clonable
(3 Questions)
- Q1. Design a CRM tool for HR's and Job Seekers. with features like 1.Profile Management 2.Job Application Tracking 3.Job Posting and Searching 4.Scalable and Database Design 5.Handling large data base and lat...
- Ans.
A CRM tool for HR's and Job Seekers with features like Profile Management, Job Application Tracking, Job Posting and Searching, Scalable Database Design, and Handling large database and latency.
Implement user-friendly interface for profile management with options to update personal information, skills, and experience.
Create a dashboard for job seekers to track their job applications, including status updates and interv...
- Q2. How to handle fault tolearnace ? Monitoring and logging using Prometheus, Grafana and ELK (elastic search,Logstash,Kibana). Ensure Redundancy and fail over mechanisms.
- Ans.
Handling fault tolerance involves monitoring and logging with Prometheus, Grafana, and ELK, as well as implementing redundancy and failover mechanisms.
Implement health checks to monitor the status of services and applications
Set up alerts and notifications for abnormal behavior or failures
Use Prometheus for metric collection and Grafana for visualization of data
Utilize ELK stack for centralized logging and analysis of ...
- Q3. DId you use Kubernetes and how do you tell kubernetes to have n number of instances up all the time?
- Ans.
Yes, Kubernetes can be used to manage n number of instances by defining the desired number in the deployment configuration.
Define the desired number of instances in the 'replicas' field of the deployment configuration.
For example, setting 'replicas: 3' will ensure that Kubernetes maintains 3 instances of the application running at all times.
Kubernetes will automatically scale the number of instances up or down based on...
Interview Preparation Tips
- DSA
- System Design
- Microservices
Prepare Well on System Design , Microservices and how they communicate, DSA.(LeetCode 150 Interview Question is a must.)
Skills evaluated in this interview
Selected
I applied via Referral and was interviewed in Aug 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Explain the design process with one of the portfolio projects
- Ans.
Redesigning a mobile app for a seamless user experience
Conducted user research to identify pain points and user needs
Created wireframes and prototypes to visualize design concepts
Iterated on designs based on user feedback and usability testing
Collaborated with developers to ensure design feasibility
Final design focused on intuitive navigation and clean aesthetics
- Q2. How do you manage opinion clashes with Product & Engineering teams
- Ans.
I address opinion clashes by fostering open communication, seeking compromise, and focusing on the end goal.
Encourage open communication to understand different perspectives
Seek compromise by finding common ground and mutually beneficial solutions
Focus on the end goal and remind teams of the bigger picture
Use data and user feedback to guide decisions and resolve conflicts
Facilitate discussions and mediate disagreements...
Assignment to test our thought process and research execution skills
(2 Questions)
- Q1. Whiteboard challenge
- Q2. Assignment walkthrough
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement
Time, distance, interest
(1 Question)
- Q1. Java, testing. analytical
(1 Question)
- Q1. Personality based questions
Nishant Patil
(1 Question)
- Q1. Improve a product engagement
- Ans.
Enhancing product engagement involves understanding user needs, optimizing features, and fostering community interaction.
Conduct user research to identify pain points and desires, e.g., surveys or interviews.
Implement gamification elements, such as rewards for completing tasks or milestones.
Enhance onboarding processes to ensure users understand product value quickly.
Create a community forum for users to share experien...
(1 Question)
- Q1. Design a product SaaS
- Ans.
A SaaS platform for remote team collaboration, integrating project management, communication, and file sharing in one seamless interface.
User-friendly dashboard for project tracking and task assignments.
Real-time chat and video conferencing features for team communication.
Integration with popular tools like Google Drive, Slack, and Trello.
Customizable templates for project planning and reporting.
Mobile app for on-the-g...
Selected
(2 Questions)
- Q1. What is the port number of sftp server
- Ans.
The port number of sftp server is 22.
The default port number for sftp server is 22.
Port 22 is used for secure file transfer over SSH protocol.
It is important to ensure that port 22 is open and accessible for sftp connections.
- Q2. What is vpc ?
- Ans.
VPC stands for Virtual Private Cloud, a virtual network dedicated to a specific user in the cloud.
VPC allows users to create isolated networks within the cloud environment.
It provides control over network settings, such as IP address ranges, subnets, route tables, and network gateways.
VPC helps in securing resources by defining security groups and network access control lists (ACLs).
Skills evaluated in this interview
Selected
Create a recursive directory with checkboxes in React.js.
(1 Question)
- Q1. What are the requirements for developing a search component in React JS that can efficiently search through millions of words, and what approach should be taken to achieve this?
- Ans.
To develop a search component in React JS for efficient searching through millions of words, consider using a trie data structure and implementing features like autocomplete and fuzzy search.
Utilize a trie data structure for efficient searching through large datasets.
Implement features like autocomplete to provide suggestions as the user types.
Incorporate fuzzy search to allow for more flexible and forgiving search que...
(1 Question)
- Q1. Can you provide a self-introduction?
(2 Questions)
- Q1. Basic java and spring boot
- Q2. Design principles
(2 Questions)
- Q1. LRU cache program
- Ans.
LRU cache program is a data structure that stores the most recently used items.
LRU cache is typically implemented using a doubly linked list and a hashmap.
When a new item is accessed, it is moved to the front of the list.
If the cache is full, the least recently used item is removed from the end of the list.
Example: If the cache has a capacity of 3 and items A, B, C are accessed in that order, the cache will store C, B,...
- Q2. DBMS Locking exmple with a scenario
- Ans.
DBMS locking is a mechanism to manage concurrent access to data in a database to prevent data corruption.
Locking is used to ensure data integrity and consistency in a multi-user environment.
Types of locks include shared locks, exclusive locks, and update locks.
Example scenario: Two users trying to update the same record simultaneously - one user gets an exclusive lock while the other waits.
Deadlocks can occur when two ...
Skills evaluated in this interview
(2 Questions)
- Q1. Java and microservices questions
- Q2. Resume questions
(2 Questions)
- Q1. Compensation discussions
- Q2. Joining date and availability
(1 Question)
- Q1. General disscuison about my expreince
(2 Questions)
- Q1. Share your expreince ?
- Q2. Tell me processes followed in Hiring
Interview Preparation Tips
- Be specific with your words
- Use key words while sharing Work Expreince
- Q1. Find the maximum element in array.
- Ans.
To find the maximum element in an array, iterate through the elements and keep track of the largest value encountered.
Initialize a variable to hold the maximum value, e.g., max = array[0].
Loop through each element in the array, comparing it with the current max.
If an element is greater than max, update max with this element.
Return the max value after completing the loop.
Example: For array [3, 5, 2, 8, 1], the maximum i...
- Q2. Deisgn the parking plot
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