Adappt Mobile Cloud Applications Senior Test Engineer Interview Questions and Answers

Q1. Reconcillation in react?
Ans. 
Reconciliation in React is the process of updating the virtual DOM to match the actual DOM.
• Reconciliation is the process of comparing the virtual DOM with the actual DOM and making necessary updates.

• React uses a diffing algorithm to efficiently update the DOM without re-rendering everything.

• Key prop is important for React to identify which items have changed, added, or removed during reconciliation.
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Q1. How you see yourself in next 5 years?
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Google meet in react they asked basics and node also must clear js

Q1. Basics of core java and Android
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Q2. Android jetpack components
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Q3. How to released application on play store
Ans. 
To release an app on Play Store, you need to create a developer account, prepare the app for release, and submit it for review.
• Create a Google Play Developer account

• Prepare the app for release by ensuring it meets all the requirements and guidelines

• Generate a signed APK file

• Create a store listing with app details, screenshots, and promotional material

• Submit the app for review and wait for approval

• Once approved, publish
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Q1. What is your family background?
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Q2. What are your salary expectations?
Ans. 
I am open to discussing a salary that is commensurate with my experience and the responsibilities of the role.
• I am looking for a fair and competitive salary based on industry standards and my qualifications

• I am willing to negotiate based on the specific responsibilities and expectations of the role

• I am also interested in discussing benefits and other forms of compensation

• I am open to discussing salary ranges and potent
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Q3. Why should we hire you?
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I have the technical expertise, experience, and passion to contribute to the success of the company.
• I have a strong background in software development and have worked on various projects that required complex problem-solving skills.

• I am a quick learner and can adapt to new technologies and programming languages easily.

• I am a team player and can work collaboratively with other developers, designers, and stakeholders to ...read more
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Q4. Why are you looking for a change?
Ans. 
Looking for new challenges and growth opportunities.
• Seeking a more challenging role to enhance my skills.

• Interested in exploring new technologies and domains.

• Want to work with a team that shares my passion for innovation.

• Looking for a company that values employee growth and development.

• Current company lacks opportunities for career advancement.
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Q5. What are your strengths and weaknesses?
Ans. 
My strengths include problem-solving, adaptability, and teamwork. My weaknesses include public speaking and impatience.
• Strengths: Problem-solving - I enjoy finding solutions to complex problems. Adaptability - I am able to quickly adjust to new situations. Teamwork - I work well with others and value collaboration.

• Weaknesses: Public speaking - I get nervous when speaking in front of large groups. Impatience - I sometim...read more
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Q6. Tell me about yourself.
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I am a senior software engineer with over 10 years of experience in developing and implementing software solutions.
• Proficient in multiple programming languages such as Java, Python, and C++

• Experienced in developing web applications using frameworks like Spring and Django

• Skilled in database design and management using SQL and NoSQL databases

• Strong understanding of software development methodologies like Agile and Scrum

• P...read more
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Q1. What is promise?
Ans. 
A promise is an object representing the eventual completion or failure of an asynchronous operation.
• Promises are used in JavaScript to handle asynchronous operations.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained together using .then() method.

• Example: Fetching data from an API returns a promise that resolves with the data.

• Example: Promises help avoid callback hell by providi...read more
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Q2. What is scope and how it differentiate?
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Scope refers to the visibility and accessibility of variables in a program.
• Scope determines where in a program a variable can be accessed.

• Global scope refers to variables that can be accessed anywhere in the program.

• Local scope refers to variables that are only accessible within a specific block of code.

• Variables declared within a function have local scope.

• Scope can help prevent naming conflicts and improve code organi
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Q1. Basics questions in javascript questions like what is closures, what projects do you have created. How many threads run in React Native.
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Q1. What projects you have developed
Ans. 
I have developed various projects including a mobile app for tracking fitness goals and a web application for managing inventory.
• Developed a mobile app for tracking fitness goals using React Native

• Created a web application for managing inventory using Angular and Node.js

• Implemented a data analytics platform for analyzing user behavior using Python and SQL
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Q2. Have you implemented any Android sdk in the projects
Ans. 
Yes, I have implemented Android SDK in multiple projects.
• I have used Android SDK to develop various features like push notifications, location services, and in-app purchases.

• I have also integrated third-party SDKs like Facebook and Google Maps SDKs in my projects.

• I am familiar with Android Studio and have used it extensively for Android app development.

• I have experience with different versions of Android SDK and have d
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Q3. What is the flow of push notifications
Ans. 
Push notifications are sent from a server to a client device to notify the user of new content or updates.
• The server sends a notification to the push notification service (e.g. Firebase Cloud Messaging)

• The push notification service sends the notification to the client device

• The client device receives the notification and displays it to the user
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Q1. What is the reason for change. How many people are their in your family.
Ans. 
The reason for change can vary based on individual circumstances. The number of people in my family is...
• Reasons for change can include personal growth, career advancement, or seeking new challenges.

• The number of people in my family is [insert number].

• Example: The reason for change in my previous job was the lack of growth opportunities.

• Example: There are 4 people in my family.
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