Swasti Solutions Interview Questions and Answers

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Q1. About myself , like dislike
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Q2. Where do you see in yourself in 5 year
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Q1. Explain the mobile-first design approach and its benefits?
Ans. 
Mobile-first design approach prioritizes designing for mobile devices first before desktop, ensuring a seamless user experience on smaller screens.
• Focus on designing for smaller screens first

• Optimize for touch interactions

• Prioritize content and features based on mobile user needs

• Enhances performance and loading speed on mobile devices

• Improves overall user experience across all devices
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Q2. What are React hooks? And how to use them.
Ans. 
React hooks are functions that let you use state and other React features without writing a class.
• Hooks are functions that let you use state and other React features in functional components.

• useState() is a hook that allows you to add state to functional components.

• useEffect() is a hook that allows you to perform side effects in functional components.

• Custom hooks are reusable functions that contain logic and can be sha
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Q3. What securities to measure do you take when implement a payment gateway
Ans. 
Implementing a payment gateway requires taking various security measures to protect sensitive data.
• Use encryption to secure data transmission

• Implement tokenization to protect cardholder data

• Regularly update software and patches to prevent vulnerabilities

• Use secure coding practices to prevent injection attacks

• Implement multi-factor authentication for added security
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Q4. What are the best practices for memory management in C++
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Best practices for memory management in C++ include using smart pointers, avoiding raw pointers, and following RAII principle.
• Use smart pointers like std::unique_ptr and std::shared_ptr to manage memory automatically.

• Avoid using raw pointers whenever possible to prevent memory leaks and dangling pointers.

• Follow the RAII (Resource Acquisition Is Initialization) principle to ensure resources are properly managed and rele...read more
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Q5. What is React Router and how do configure it?
Ans. 
React Router is a popular routing library for React applications.
• React Router helps in managing navigation and rendering of components in a React application

• To configure React Router, you need to install it using npm or yarn

• You can define routes using <Route> component and specify the component to render for each route

• You can use <Link> component to create links for navigating between different routes
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Q1. Php basic concepts
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Q1. Basic introduction with company
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Q1. Describe about test cases
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Q1. Where do you see after 5years
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