Synycs Enterprises Java Developer Interview Questions and Answers

Q1. Resume based questions
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Q2. Event loop in nodejs
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Event loop in Node.js manages asynchronous operations by executing callback functions when certain events occur.
• Event loop is responsible for handling I/O operations, timers, and callbacks in Node.js

• It allows Node.js to perform non-blocking operations efficiently

• Event loop continuously checks the event queue for new events to execute
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Q3. Javascript es6 questions
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Q1. Promises in javascript
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Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
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Aptitude test such as profit and loss , blood relations

Questions on string and map

Q1. Questions like will you be able to work after your assigned time
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The aptitude test was in online mode. There were 20 mcq questions and 5 coding questions ranging from easy to hard

After the Aptitude test, the gd was kept in offline mode ( at office ), the topic was "the pros and cons of online classes

Q1. In the 1st technical round, basic questions regarding the languages which i have mentioned in resume was asked. I mentioned python and C in my resume and a coding problem was asked to solve and to further ...read more
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Q1. In the second technical OOPS concepts and DSA questions were asked
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Q1. Questions around DSA
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Q2. Questions around python garbage collector, etc
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Q1. Medium DSA Questions
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Q2. System design
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Q1. What makes you a perfect fit
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I have a strong background in software development, excellent problem-solving skills, and a passion for learning new technologies.
• Extensive experience in software development, including proficiency in multiple programming languages such as Java, Python, and C++

• Proven track record of successfully delivering high-quality projects on time and within budget

• Strong problem-solving skills, with the ability to quickly identify...read more
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Q2. What are your takes on Offer shopping
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Offer shopping is the practice of comparing multiple job offers to make an informed decision.
• Offer shopping is a common practice among job seekers to ensure they are getting the best possible compensation and benefits.

• It involves comparing multiple job offers in terms of salary, benefits, work culture, growth opportunities, etc.

• By offer shopping, candidates can make an informed decision about which job offer aligns bes...read more
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Array, dp, stack , queue

Q1. What are class in python?
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Classes in Python are blueprints for creating objects, encapsulating data and behavior in a structured way.
• Classes define a new data type that can have attributes (data) and methods (functions).

• Example: class Dog: def bark(self): return 'Woof!'

• Instances of classes are created using the class name followed by parentheses.

• Example: my_dog = Dog() creates an instance of the Dog class.

• Classes support inheritance, allowing o...read more
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Q2. What is object in python
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Three question on coding medium to hard level

Q1. Technical interview one coding question you have to solve
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