Cosette Network Pvt Ltd Interview Questions and Answers

Q1. About the project that I have worked
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Q2. Technical Experience
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Q1. Databinding in android
Ans. 
Databinding in Android allows for easier connection between UI components and data sources.
• Databinding eliminates the need for findViewById() calls in your code.

• It allows for easier access to data in your layouts using data binding expressions.

• Databinding can improve code readability and reduce boilerplate code.

• Example:
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Q2. What is the packaging process in android
Ans. 
Packaging process in Android involves compiling the code, resources, and assets into an APK file for distribution.
• Compile the Java code into .class files

• Compile the resources (XML files, images, etc.) into a binary format

• Package all the compiled files into an APK file using the Android Asset Packaging Tool (AAPT)

• Sign the APK file with a private key for security

• Align the APK file for optimization
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Q3. What is an MVVM design pattern
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MVVM is a design pattern that separates the user interface from the business logic and data model.
• MVVM stands for Model-View-ViewModel

• Model represents the data and business logic

• View represents the user interface

• ViewModel acts as an intermediary between the Model and View

• MVVM helps in achieving separation of concerns and easier unit testing
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Q1. Most of the question related to architecture and system design
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Q1. Face to face interview with director
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Based on my CV, they assigned me a task related to data migration.

Q1. Project reviews
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Q2. Attendance regarding
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In Aptitude test contains topics like time, percentages,data interpretation etc.

In this round It is 30 mins we have 25 MCQ questions to attempt it is in Java/Python based questions.

Q1. Tell me about your self
Ans. 
I am a recent graduate with a degree in engineering, passionate about problem-solving and eager to learn and grow in a professional setting.
• Recent graduate with a degree in engineering

• Passionate about problem-solving

• Eager to learn and grow in a professional setting
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Q2. Explain about your projects
Ans. 
I have worked on various projects including designing a solar-powered irrigation system and developing a mobile app for waste management.
• Designed a solar-powered irrigation system to help farmers in remote areas access water for their crops

• Developed a mobile app for waste management to help users locate nearby recycling centers and schedule pickups

• Implemented IoT sensors in the irrigation system to monitor soil moistur
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Q1. Group discussion
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Q2. How do you know about our company
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Researched online, read about company culture, products, and recent news.
• Researched online to learn about company history and values

• Read about the products and services offered by the company

• Kept up to date with recent news and developments within the company

• Checked out employee reviews on platforms like Glassdoor
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Q1. Tell me about your self
Ans. 
I am a recent graduate with a degree in engineering, eager to learn and grow in a professional setting.
• Recent graduate with a degree in engineering

• Eager to learn and grow in a professional setting

• Strong problem-solving skills

• Experience with technical projects during studies
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Q2. General Questions
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Q1. Technical Screening round, mostly on tech stack
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Q1. Basic OOPs, C#, DSA, OOAD
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Q1. Cloud Technologies and Microservice
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Q1. System Design, Architectural Patterns, Enterprise Solution Design
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Q1. Behavioral Round mostly on team management, leadership, collaboration and team handling.
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Q1. DSA, Design Pattern, Problem Solving through OOPS.
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Basic aptitude questions were asked of easy level.

Q1. Dbms , oops , C++ , sql , aws , powerpoint
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Q1. Tell me about the job role you currently have
Ans. 
I am currently working as a React Js Frontend Developer at a tech company.
• Developing user-friendly web applications using React Js

• Collaborating with backend developers to integrate frontend with backend services

• Implementing responsive design and ensuring cross-browser compatibility

• Optimizing web applications for maximum speed and scalability
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Q2. Basics of JavaScript and reactJS
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Q1. What is the use of firewall
Ans. 
Firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
• Firewalls can prevent unauthorized access to a network or computer system

• They can block malicious traffic such as viruses, worms, and hackers

• Firewalls can be hardware-based or software-based

• Examples of firewalls include Cisco ASA, Palo Alto Networks, and Windows Firewall
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Q2. Difference between network cable and fiber cabela
Ans. 
Network cables use copper wires to transmit data, while fiber cables use glass or plastic fibers to transmit data using light signals.
• Network cables use copper wires to transmit data signals.

• Fiber cables use glass or plastic fibers to transmit data using light signals.

• Network cables are typically used for shorter distances, while fiber cables are used for longer distances and higher data transfer speeds.
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Written Coding Test - Arrays, Matrix in any language

GD is Group Discussion only shortlisted students will attend GD Round

Q1. I've not attended
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Q2. Then there will be a HR Round
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Q1. Tell me about your previous experience?
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Q2. Why do you want to leave your past company?
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