Techouts Software Developer Interview Questions and Answers

Q1. Java basics , concepts of oops and sql
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Q2. Logical reasoning
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Q1. How would you design your API and state management to effectively facilitate real-time updates?
Ans. 
Designing an API for real-time updates involves efficient data handling, state management, and communication protocols.
• WebSockets: Use WebSockets for bi-directional communication, allowing the server to push updates to clients instantly. Example: Chat applications.

• RESTful API with Polling: Implement a RESTful API that clients can poll at regular intervals for updates. Example: News feeds.

• State Management Libraries: Uti...read more
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Q2. What strategies would you employ to scale a Node.js application for efficient handling of high traffic and concurrent requests?
Ans. 
Scaling a Node.js application involves optimizing performance, managing resources, and ensuring efficient request handling under high traffic.
• Load Balancing: Distribute incoming traffic across multiple server instances using tools like Nginx or AWS Elastic Load Balancing to prevent any single server from becoming a bottleneck.

• Clustering: Utilize Node.js's built-in cluster module to spawn multiple instances of the appli...read more
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Refer indiabix general aptitude, verbal and reasoning etc.

Creating Pattern, reverse string related question

Technical Face to face round, all basic concept of java and core

Q1. Introduce yourself
Ans. 
I am a software developer with experience in web development and programming languages like Java and Python.
• Experienced in web development

• Proficient in Java and Python

• Strong problem-solving skills
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Q2. How soon are you able to join if offered
Ans. 
I can join within 2 weeks if offered the position.
• I have a notice period of 2 weeks at my current job.

• I have completed all my pending projects and can start immediately.

• I am excited about the opportunity and can make necessary arrangements to join within the given timeframe.
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Q3. What is your expectations
Ans. 
My expectations for a Software Developer role include a challenging and dynamic work environment, opportunities for growth and learning, a supportive team, and a competitive compensation package.
• Challenging and dynamic work environment

• Opportunities for growth and learning

• Supportive team

• Competitive compensation package
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Q1. How is database caching performed in magento 2?
Ans. 
Magento 2 uses various caching mechanisms to optimize database performance and reduce load times for better user experience.
• Magento 2 employs built-in caching mechanisms like Redis and Varnish for efficient data retrieval.

• Database queries are cached to minimize repeated access, improving performance.

• Magento's full-page caching stores rendered pages, reducing the need for database queries on subsequent requests.

• The use ...read more
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Q2. What is the use of stock setup in Magento 2
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Stock setup in Magento 2 manages product inventory levels, ensuring accurate stock availability for customers.
• Enables tracking of product quantities in real-time.

• Allows setting stock status (In Stock, Out of Stock) for products.

• Supports backorders, letting customers order items not currently in stock.

• Facilitates inventory management across multiple warehouses.

• Example: Setting a product's stock quantity to 50 means 50 u...read more
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