Nalsoft Consultant Interview Questions and Answers

A detailed understanding of the basics of JavaScript.

Q1. How do you debug in react native.
Ans. 
Debugging in React Native involves using tools like console logs, React DevTools, and remote debugging for efficient troubleshooting.
• Use console.log() to track variable values and application flow.

• Enable Debug Mode in React Native to access the developer menu.

• Utilize React DevTools for inspecting component hierarchies and state.

• Use Flipper for advanced debugging, including network requests and performance monitoring.

• Ch...read more
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Q2. What techstack have you worked on.
Ans. 
I have extensive experience with a diverse tech stack including web development, cloud services, and data management technologies.
• Frontend: React.js and Angular for building dynamic user interfaces.

• Backend: Node.js and Express for server-side development.

• Database: MongoDB and PostgreSQL for data storage and management.

• Cloud: AWS and Azure for deploying scalable applications.

• DevOps: Docker and Kubernetes for containeriz...read more
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Their are 30 questions which one has to done in 30 mins

Q1. Q1) About the project you have done
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Q2. Q2) some technical questions related to core Java
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Q1. Can you provide an introduction based on your resume?
Ans. 
Passionate web developer with expertise in front-end technologies and a strong foundation in user experience design.
• Proficient in HTML, CSS, and JavaScript, with experience in frameworks like React and Angular.

• Developed responsive websites that improved user engagement by 30%.

• Collaborated with cross-functional teams to deliver projects on time and within budget.

• Strong understanding of web accessibility standards and be...read more
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Q2. Is there a job opportunity available after the internship?
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Q1. Can you explain the difference between == and === in JavaScript?
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Q2. What is the purpose of using React hooks like useState and useEffect?
Ans. 
React hooks like useState and useEffect manage state and side effects in functional components, enhancing code reusability and readability.
• useState allows functional components to manage local state. Example: const [count, setCount] = useState(0);

• useEffect handles side effects like data fetching or subscriptions. Example: useEffect(() => { fetchData(); }, []);

• Both hooks promote cleaner code by avoiding class compone...read more
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Q3. What are components in React?
Ans. 
Components in React are reusable, self-contained pieces of UI that manage their own state and can be composed to build complex interfaces.
• Components can be functional or class-based. Example: `function MyComponent() { return <div>Hello</div>; }`

• They can accept props to customize their behavior. Example: `<MyComponent name='John' />`.

• Components can manage their own state using the `useState` hook in fu...read more
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Q4.  Difference between functional and class components?
Ans. 
Functional components are simpler and stateless, while class components are more complex and can manage state and lifecycle methods.
• Functional components are defined as JavaScript functions, e.g., `const MyComponent = () => { return <div>Hello</div>; }`.

• Class components are ES6 classes that extend `React.Component`, e.g., `class MyComponent extends React.Component { render() { return <div>Hello<...read more
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Q5. What are props and how are they different from state?
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Q6.  What is the virtual DOM?
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Why are you looking for a change?
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Q4. Tell me about yourself.
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This was my first round of the process

Q1. What motivates you to seek employment at Zidio Technology?
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Q2. What is your understanding of our company and its products?
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Q1. What observations do you have about the company?
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Q2. How do you address issues that arise during the development process?
Ans. 
I address development issues through proactive communication, systematic debugging, and iterative testing to ensure quality outcomes.
• Identify the issue: Use debugging tools to pinpoint errors in code, such as console logs or breakpoints.

• Collaborate with the team: Discuss challenges in team meetings to gather diverse perspectives and solutions.

• Prioritize issues: Tackle critical bugs first, like a broken feature affectin...read more
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