ClaySys Software Engineer L1 Interview Questions and Answers

Simple map question basically it was frequency based sorting

Q1. Explain about oops
Ans. 
Object-oriented programming paradigm where data and behavior are encapsulated within objects
• Encapsulation: bundling data and methods that operate on the data within a single unit

• Inheritance: ability for a class to inherit properties and behavior from another class

• Polymorphism: ability for objects of different classes to respond to the same method call
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Q2. Tell me about the threads in Operating system
Ans. 
Threads in operating system are lightweight processes that share the same memory space and resources.
• Threads allow for concurrent execution within a single process

• Threads share the same memory space, allowing for efficient communication and data sharing

• Threads can be created and managed by the operating system or by the application itself

• Examples of threading models include user-level threads and kernel-level threads
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Simple DSA questions

Q1. Java related questions asked
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Q2. System design
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Q1. Ghosted by recuriter
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Q1. Explain Testing
Ans. 
Testing is the process of evaluating a software application to ensure it meets specified requirements and functions correctly.
• Testing involves identifying bugs, errors, or defects in the software.

• Types of testing include unit testing, integration testing, system testing, and acceptance testing.

• Testing can be manual or automated, with automated testing using tools like Selenium or JUnit.

• Regression testing ensures that n...read more
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Q1. What is Xpath in testing
Ans. 
Xpath is a language used for locating elements on a web page using XML path expression.
• Xpath stands for XML Path Language.

• It is commonly used in web scraping and automation testing.

• Xpath uses path expressions to navigate through elements and attributes in an XML or HTML document.
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Question based on array string linkedlist

Fizz buzz question and array related

Q1. Basic react, javascript and one question to find duplicate.
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Q1. Salary discussion
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1. Basic string question.
2. solid principal
3. Front end questions

1. Coding question
2. React intermediate questions

Q1. Why you want to join this company
Ans. 
I am impressed by the company's innovative projects and collaborative work culture.
• I admire the company's commitment to cutting-edge technology.

• I am excited about the opportunity to work with a talented team of engineers.

• I believe my skills and experience align well with the company's goals and values.
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Q2. Package discussion
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Q1. Explain process for SDE
Ans. 
The process for Software Development Engineer involves planning, designing, coding, testing, and deploying software solutions.
• Gather requirements from stakeholders

• Create a design based on requirements

• Write code to implement the design

• Test the software for bugs and issues

• Deploy the software for users to use

• Iterate on feedback and make improvements
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