Accucia Softwares Private Limited Software Developer Interview Questions and Answers

Q1. Write a mongoDB query to filter top 5 students
Ans. 
Use MongoDB's aggregation framework to filter and sort students by their scores, returning the top 5 results.
• Use the `find()` method to query the students collection.

• Sort the results by the score field in descending order.

• Limit the results to 5 using the `limit()` method.

• Example: `db.students.find().sort({ score: -1 }).limit(5)`

• Ensure the score field exists and is indexed for better performance.
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Q2. What is redux and difference between redux and context api
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Coding test duration is 30 to 40 min
on paper pen and topic is simple like related to string,pattern and number's

Q1. Introduction about yourself
Ans. 
I'm a passionate software developer with a strong background in full-stack development and a love for problem-solving.
• Experience in JavaScript frameworks like React and Angular.

• Developed a full-stack application for a local business, improving their online presence.

• Strong understanding of algorithms and data structures, demonstrated through competitive programming.

• Collaborated in Agile teams, participating in daily sta...read more
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Q2. Salary expectation
Ans. 
I expect a competitive salary based on my skills, experience, and industry standards.
• Research industry standards: For example, Glassdoor or Payscale can provide insights into average salaries for similar roles.

• Consider my experience: With 5 years in software development, I would expect a salary in the range of $80,000 to $100,000.

• Location matters: Salaries can vary significantly based on the cost of living in different...read more
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Q1. Related to the basic of html css and js
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Q2. Ask run time short code and explanation
Ans. 
Runtime refers to the period when a program is executing, affecting performance and resource usage.
• Runtime is when code is executed, as opposed to compile time.

• Performance can vary based on algorithms used; e.g., O(n) vs O(n^2).

• Memory usage is crucial; e.g., using arrays vs linked lists can impact runtime.

• Dynamic typing in languages like Python can lead to slower runtime compared to statically typed languages like C++.
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Q1. About yourself and other
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Q2. All about company your expectation and salary disscuced
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Q1. How do you debug a piece of code with errors
Ans. 
Debugging involves identifying, isolating, and fixing errors in code through systematic analysis and testing.
• 1. Read error messages carefully: They often indicate the line number and type of error.

• 2. Use print statements: Insert print statements to check variable values at different execution points.

• 3. Utilize a debugger: Step through the code line by line to observe the flow and state of variables.

• 4. Check for common ...read more
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Q2. How do you keep your technical skills updated
Ans. 
I stay updated through continuous learning, hands-on projects, and engaging with the tech community.
• Participate in online courses on platforms like Coursera or Udemy to learn new technologies.

• Attend local meetups and conferences to network and learn from industry experts.

• Contribute to open-source projects on GitHub to gain practical experience and collaborate with others.

• Follow tech blogs, podcasts, and YouTube channel...read more
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Q1. Introduced Yourself
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Q2. About knowledge in Software Development
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