AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
i
Protocol Zone
Compare
Filter interviews by
Protocol Zone Interview Questions, Process, and Tips
Top Protocol Zone Interview Questions and Answers
- Q1. what is filter method which is better to use filter method or foor loopasked in Front end Developer interview
- Q2. Is it optimal to use redux for single stateasked in Front end Developer interview
- Q3. What is Websocket i.o, why it is being usedasked in Front end Developer interview
Protocol Zone Interview Experiences
6 interviews found
(1 Question)
- Q1. Machine learning questions
(1 Question)
- Q1. Statistics questions
Data Analyst Interview Questions asked at other Companies
I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.
(1 Question)
- Q1. Write terraform script based on provided info?
Cloud Engineer 1 Interview Questions asked at other Companies
F-119
Hashmap coding questions
(3 Questions)
- Q1. Spring boot questions
- Q2. Kafka questions
- Q3. GraphQL related questions
Java Developer Interview Questions asked at other Companies
(2 Questions)
- Q1. What is multicollinear behaviour in independent variables?
- Ans.
Multicollinear behavior in independent variables occurs when two or more independent variables in a regression model are highly correlated with each other.
Multicollinearity can lead to unstable estimates of the coefficients in a regression model.
It can make it difficult to determine the individual effect of each independent variable on the dependent variable.
Common indicators of multicollinearity include high correlati...
- Q2. What is seasonality in TSA?
- Ans.
Seasonality in TSA refers to patterns that repeat at regular intervals within a time series data.
Seasonality is a characteristic of time series data where patterns repeat at fixed intervals, such as daily, weekly, monthly, or yearly.
It can be caused by factors like weather, holidays, or cultural events.
For example, retail sales may exhibit seasonality with higher sales during the holiday season each year.
To Find Probability of winner?
Interview Preparation Tips
Data Scientist Interview Questions asked at other Companies
Protocol Zone interview questions for popular designations
Selected
I applied via Company Website and was interviewed in Feb 2024. There were 3 interview rounds.
It was a MCQ based questions on JavaScript, React, Redux
1 Coding question from string topic
(6 Questions)
- Q1. What is redux, when to use it
- Ans.
Redux is a predictable state container for JavaScript apps. It helps manage the state of your application in a more organized way.
Redux is typically used in large-scale applications with complex state management needs
It helps in maintaining a single source of truth for the state of your application
Redux works well with React, but can be used with any other JavaScript framework or library
Actions are dispatched to update
- Q2. Is it optimal to use redux for single state
- Ans.
No, it is not optimal to use redux for single state
Redux is typically used for managing complex state across multiple components
Using redux for a single state can add unnecessary complexity to the codebase
Consider using React's built-in state management for simpler cases
- Q3. What are the key features of SCSS
- Ans.
SCSS is a preprocessor scripting language that is a superset of CSS, adding features like variables, nesting, and mixins.
Variables allow for reusable values throughout a stylesheet
Nesting helps to keep styles organized and easier to read
Mixins allow for reusable blocks of styles to be included in other selectors
SCSS supports operations like math calculations and functions
SCSS can be compiled into regular CSS for use in
- Q4. What is Websocket i.o, why it is being used
- Ans.
Websocket i.o is a JavaScript library that enables real-time, bidirectional and event-based communication between the browser and the server.
Allows for real-time communication between client and server
Enables bidirectional data transfer
Supports event-based communication
Used for applications requiring real-time updates like chat applications, online gaming, live tracking, etc.
- Q5. Difference between forIn and forOf loop,
- Ans.
forIn loop iterates over the enumerable properties of an object, while forOf loop iterates over the values of an iterable object.
forIn loop is used for iterating over object properties, while forOf loop is used for iterating over array elements.
forIn loop can be used with objects, while forOf loop can be used with arrays, strings, maps, sets, etc.
Example: forIn loop - for (let key in object) { console.log(key); }
Exampl...
- Q6. What is filter method which is better to use filter method or foor loop
- Ans.
The filter method is a built-in JavaScript method used to create a new array with all elements that pass a certain condition.
Filter method is more concise and readable compared to for loop
Filter method is more declarative and functional programming oriented
Example: const numbers = [1, 2, 3, 4, 5]; const evenNumbers = numbers.filter(num => num % 2 === 0);
Example: const words = ['hello', 'world', 'example']; const shortW
(2 Questions)
- Q1. What motivates you to join protocolzone
- Ans.
I am motivated to join ProtocolZone because of their innovative projects and collaborative team environment.
Exciting projects at ProtocolZone
Collaborative team environment
Opportunity for growth and learning
Alignment with company values and mission
- Q2. Any questions from your side
Interview Preparation Tips
- Javascript
- React.Js
- Redux
- Array method in javascript
- String method in javascript
Skills evaluated in this interview
Top Protocol Zone Front end Developer Interview Questions and Answers
Front end Developer Interview Questions asked at other Companies
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
(2 Questions)
- Q1. Tell me something about yourself.
- Ans.
I am a dedicated and organized project coordinator with a strong background in managing timelines and resources.
Experienced in creating project plans and schedules
Skilled in coordinating team members and stakeholders
Proficient in tracking progress and ensuring deadlines are met
- Q2. Roles and Responsibility ?
- Ans.
Project Coordinator oversees project planning, implementation, and completion.
Coordinate project activities and ensure they are completed on time and within budget
Communicate with team members, stakeholders, and clients to provide updates and gather feedback
Create project timelines, schedules, and budgets
Track project progress and report on key metrics
Identify and mitigate project risks
Ensure project deliverables meet
Interview Preparation Tips
they were looking for low budget and skillful Project Coordinator.
Project Coordinator Interview Questions asked at other Companies
Jobs at Protocol Zone
Top trending discussions
Interview questions from similar companies
harsha
Interview Questionnaire
2 Questions
- Q1. What is precompilaion unit?
- Ans.
Precompilation unit is a compiled code that can be reused by multiple source files.
Precompilation unit is created by the compiler from the source code.
It contains the compiled code of header files and other dependencies.
It can be reused by multiple source files, reducing compilation time.
It is also known as precompiled header or PCH.
Example: stdafx.h in Visual Studio is a precompiled header file.
- Q2. About ur future,ur short term goal,why this company
Interview Preparation Tips
College Name: IIT Kharagpur
Software Engineer Interview Questions & Answers
Persistent Systems
Surendra Verma
posted on 15 Feb 2016
Interview Questionnaire
3 Questions
- Q1. First 50 Prime Number
- Ans.
The first 50 prime numbers are...
Start with 2, the first prime number
Check each odd number greater than 2
Use trial division to check if a number is prime
Stop when you have found 50 prime numbers
- Q2. How to sort the file in the range (hint provided)
- Ans.
Sorting a file within a range
Use a sorting algorithm like quicksort or mergesort
Read the file and store the data in an array or list
Sort the array or list within the given range
Write the sorted data back to the file
- Q3. Tell me about yourself
- Ans.
I am a passionate software engineer with experience in developing web applications using various technologies.
Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular
Proficient in backend development with Node.js, Express, and MongoDB
Familiar with version control systems like Git and project management tools like Jira
Interview Preparation Tips
Experience: Shortlist cut was 0.0 cgpa
Tips: Need to mention Programming skill in any one of three language C , C++ ,Java
Round: Test
Experience: Test was Average, Many question were from INDIABIX.COM , computer network, operating system ,data structure, c , c++ language
Tips: Understand Data Structure and Algorithm deeply, At least read about computer networks, operating system , DBMS 3-4 times for basic good understand, refer various site
Duration: 180 minutes
Round: Test
Experience: Two question were given , we have to write the code on A4 size sheet
Tips: Deep understanding of STACK AND QUEUE
Duration: 60 minutes
Round: Technical Interview
Experience: Previous Test (2 Questions on A4 size sheet) were discussed and is there any improvement that can be done, discussed each and every step.
Tips: Comments is important using programming
present with demo example (various cases)
Round: HR Interview
Experience: Be calm and show your interest in the company,
ask question about company, what are activity other than techincal technical stuff
Tips: Smile , if possible talk in Hindi - English,Try to Make the interview in discussion
General Tips: Practice Daily , Understand Each and Every Step in Detail , Try to code in A4 size paper then computer
Skill Tips: Read Good Books , Practice Daily
Skills: Algorithms And Data Structures
College Name: IIT Kharagpur
Skills evaluated in this interview
Software Engineer Interview Questions & Answers
Persistent Systems
Shreya Ugale
posted on 27 Dec 2015
Interview Questionnaire
19 Questions
- Q1. Tell me about yoruself
- Ans.
I am a passionate software engineer with experience in developing web applications and a strong background in computer science.
Experienced in developing web applications using technologies such as HTML, CSS, JavaScript, and React
Strong background in computer science with knowledge in algorithms and data structures
Passionate about learning new technologies and solving complex problems
- Q2. Tell me about your projects
- Ans.
I have worked on various projects including a web application for inventory management and a mobile app for fitness tracking.
Developed a web application using React for inventory management
Created a mobile app using Flutter for fitness tracking
Implemented RESTful APIs for communication between frontend and backend systems
- Q3. Area of interest
- Ans.
My area of interest is artificial intelligence and machine learning.
I have experience in developing machine learning models for predictive analytics.
I am interested in natural language processing and computer vision applications.
I enjoy exploring deep learning algorithms and neural networks.
I have worked on projects involving recommendation systems and image recognition.
- Q4. What are features of C++?
- Ans.
C++ is a high-level programming language with features like object-oriented programming, templates, and memory management.
C++ supports object-oriented programming concepts like encapsulation, inheritance, and polymorphism.
Templates allow generic programming and code reusability.
C++ provides low-level memory manipulation through pointers.
Standard Template Library (STL) provides a collection of classes and functions for ...
- Q5. What is Big Data?
- Ans.
Big Data refers to large and complex data sets that cannot be processed using traditional data processing methods.
Big Data is characterized by the 3Vs - Volume, Velocity, and Variety.
It requires specialized tools and technologies such as Hadoop, Spark, and NoSQL databases.
Examples of Big Data include social media data, sensor data, and financial market data.
- Q6. Write a program for reversing a string without using string function
- Ans.
Program to reverse a string without using string function
Iterate through the string from end to start and append each character to a new string
Use a loop to swap the first and last characters, then move towards the middle until the entire string is reversed
Convert the string to a character array, then swap the first and last elements until the entire array is reversed
- Q7. What is your role in final year project?
- Ans.
I was responsible for designing and implementing the project's database and backend functionality.
Designed the database schema and created the necessary tables
Implemented the backend functionality using Java and Spring framework
Collaborated with team members to integrate the frontend and backend components
Tested the application and fixed any bugs or issues that arose
Presented the project to the faculty and received pos
- Q8. What are keys in database and why do we use them?
- Ans.
Keys in a database are unique identifiers used to establish relationships between tables and ensure data integrity.
Keys are used to uniquely identify records in a database table.
Primary keys are used to uniquely identify each record in a table.
Foreign keys establish relationships between tables.
Keys help enforce data integrity and maintain consistency in the database.
Examples of keys include primary keys, foreign keys,
- Q9. What are issues in cloud?
- Ans.
Issues in cloud include security, downtime, vendor lock-in, and data privacy.
Security concerns such as data breaches and unauthorized access
Downtime and service interruptions affecting business operations
Vendor lock-in and limited flexibility in choosing cloud providers
Data privacy and compliance with regulations such as GDPR and HIPAA
- Q10. Brief introduction of your project and algorithms used in project
- Ans.
Developed a web application for online shopping using React and Node.js
Implemented user authentication and authorization using JSON Web Tokens (JWT)
Used MongoDB as the database to store user and product information
Implemented a search feature using Elasticsearch to provide fast and accurate search results
Integrated Stripe payment gateway for secure online transactions
- Q11. Flow diagram of final year project
- Ans.
The flow diagram of my final year project showcases the step-by-step process of its execution.
The flow diagram illustrates the sequence of activities and their dependencies.
It helps in understanding the overall structure and logic of the project.
Each step in the diagram represents a specific task or action.
Arrows indicate the flow of control or data between different steps.
Decision points are represented by diamond-sha...
- Q12. Why do we normalise our database?
- Ans.
Normalisation reduces data redundancy and improves data integrity in a database.
Prevents data duplication and inconsistencies
Simplifies database maintenance and updates
Improves query performance
Enforces data integrity and consistency
Follows best practices for database design
Examples: breaking down a customer table into separate tables for orders, addresses, and payments
Examples: creating a separate table for product ca...
- Q13. Tell me about yourself
- Ans.
I am a passionate software engineer with experience in developing web applications and a strong background in computer science.
Experienced in developing web applications using technologies like HTML, CSS, JavaScript, and React
Strong background in computer science with knowledge of algorithms and data structures
Familiar with agile development methodologies and version control systems like Git
- Q14. Tell me your 5 qualities so that i should hire you
- Ans.
I am a problem solver, team player, quick learner, detail-oriented, and have strong communication skills.
Problem solver - I enjoy tackling complex problems and finding innovative solutions.
Team player - I work well with others and value collaboration in achieving goals.
Quick learner - I am able to pick up new technologies and concepts quickly.
Detail-oriented - I pay attention to the smallest details to ensure high-qual...
- Q15. Do you have any engineering background
- Ans.
Yes, I have a Bachelor's degree in Computer Engineering.
Bachelor's degree in Computer Engineering
Experience in software development
Knowledge of engineering principles applied to software design
- Q16. How was your day?
- Ans.
My day was productive and challenging, with a lot of problem-solving and collaboration.
Completed a major coding project ahead of schedule
Participated in a brainstorming session with team members
Solved a tricky bug in the codebase
Attended a virtual meeting with stakeholders
- Q17. Do you have relatives in Pune? or what about your accomodation?
- Ans.
No, I do not have any relatives in Pune. I have arranged for my accommodation in a rented apartment near the office.
No relatives in Pune
Accommodation arranged in a rented apartment near the office
- Q18. Do you know about My Passion Challenge test?
- Ans.
Yes, My Passion Challenge test is a coding competition for software engineers.
My Passion Challenge test is a coding competition that evaluates the coding skills of software engineers.
It is designed to test problem-solving abilities, algorithmic thinking, and coding proficiency.
Participants are given a set of coding challenges to solve within a specified time limit.
The challenges can range from simple to complex, coveri...
- Q19. Any higher studies plan?
- Ans.
Considering pursuing a Master's degree in Computer Science to deepen knowledge and advance career.
Considering pursuing a Master's degree in Computer Science
To deepen knowledge and advance career
Examples: MS in Computer Science at XYZ University, online courses in AI and Machine Learning
Interview Preparation Tips
Experience: In this section, you will find questions from all technical subjects like data structures,design and analysis of algorithms, software testing and quality assurance , computer networks, database management , C , C++ , C# and java. The difficulty level is moderate.
For this section you can study from indiabix.com
In the 2nd section, we have to write a program and also have to follow constraints mentioned in the problem statement. Programs are based on file handling, structure and union , string operations,etc.
In 3rd round, you have to write an essay of about 10 lines. Essay topics are general issues like I had 'Traffic issues in India'.
Tips: Stick to your basics.
All the concepts should be clear.
Programs should be syntactically correct. Try to mention comments and also display output as expected. It adds up to your representation even if your logic goes wrong. :)
For essay writing round, there should be no grammatical mistakes.
Time management is very important.
Duration: 90 minutes
Total Questions: 75
Round: Technical Interview
Experience: My first technical round really went well. So I was qualified for Hr round.
But some candidates had to appear for 2 technical interviews.
Tips: Stay confident about your answers and also mention area of interest in your resume and go through your resume before going to interview. 60% of technical interview is on projects. They are really interested in ideas used in your projects. Explain all the projects in detail like which front end and back end used.
Every round is an elimination round. So give your best and stay confident.
Round: HR Interview
Experience: Hr round is also elimination round. And you should have good communication skills.
There is always backfiring so you have to be attentive and confident.
Always try to reply in a positive way.
Tips: You should read about the history of company and also the domains on which they are working and their recent projects.
Skills: Verbal Communication Skills
College Name: Jawaharlal Nehru Engineering College
Skills evaluated in this interview
Interview Preparation Tips
Experience: An objective type written test. Around 60 questions in 1 hr which included around 10 aptitude questions and others from C, Datastructure, Operating System, Computer Network, Software Engineering, Database etc
Round: Technical Interview
Experience: Questions were mainly from Datastructure, Operating System and Database. I was asked to reverse a linked list using a stack and write some sql queries which included use of JOIN.
Round: HR Interview
Experience: At each stage, we get to know if we are still in the selection process of have been eliminated.They were looking for right logic rather than perfect syntax.
College Name: NA
Protocol Zone Interview FAQs
Tell us how to improve this page.
Protocol Zone Interviews By Designations
- Protocol Zone Project Coordinator Interview Questions
- Protocol Zone Data Scientist Interview Questions
- Protocol Zone Data Analyst Interview Questions
- Protocol Zone Front end Developer Interview Questions
- Protocol Zone Java Developer Interview Questions
- Protocol Zone Cloud Engineer 1 Interview Questions
Interview Questions for Popular Designations
Protocol Zone Interview Process
based on 7 interviews
Interview experience
Interview Questions from Similar Companies
Protocol Zone Reviews and Ratings
based on 26 reviews
Rating in categories
|
Java Developer
10
salaries
|  ₹0 L/yr - ₹0 L/yr |
|
Data Scientist
7
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Operations Executive
5
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Chat Support Executive
4
salaries
| ₹0 L/yr - ₹0 L/yr |
|
HR Administrator
3
salaries
| ₹0 L/yr - ₹0 L/yr |
TCS
Infosys
Wipro
HCLTech
- Home >
- Interviews >
- Protocol Zone Interview Questions
