Synergy Resource Solutions Interview Questions and Answers

Aptitude with pseudo codes and concepts of oops

3 coding questions to be written on paper

Q1. There was discussion based on the logic of the written code and more questions about projects and java oops code was given to write.
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Q2. Peak element of array
Ans. 
A peak element in an array is an element that is greater than or equal to its neighbors.
• Iterate through the array and check if the current element is greater than its neighbors.

• If the current element is a peak, return it.

• If there are multiple peak elements, return any one of them.
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Pen Paper test of 3 coding questions

Q1. Basics OOPs questons
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Q2. Resume based questions
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Q1. Basic HR questions
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Q1. Was an good interview which happened around one and half an hour
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Q1. SQL questions were asked.
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Q1. Technical questions were asked.
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Q1. Some basic SQL based questions and PySpark questions
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Q2. Coalesce and partition in PySpark
Ans. 
Coalesce reduces the number of partitions in a DataFrame, while repartition increases the number of partitions.
• Coalesce is used to reduce the number of partitions in a DataFrame without shuffling the data

• Repartition is used to increase the number of partitions in a DataFrame and can involve shuffling the data

• Coalesce is more efficient than repartition when reducing partitions as it avoids shuffling
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Q3. Puzzles of get 4 litter of water using 3 litter and 5 litter flask. Famous online puzzle
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Q1. Technical Java questions for 1 year experience developers was asked.
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Q1. Advantage of react Js
Ans. 
React Js allows for efficient and reusable UI components, virtual DOM for faster rendering, and easy integration with other libraries.
• Efficient and reusable UI components make development faster and easier.

• Virtual DOM allows for faster rendering by only updating the parts of the DOM that have changed.

• Easy integration with other libraries like Redux for state management.

• React Native allows for building mobile apps using
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Q2. Stateless and Statefull Component
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Q1. Selenium WebDriver framework
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Q2. Java program
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