APT Research Private Limited Software Engineer Interview Questions and Answers

Q1. What is the difference between a static function and a static variable?
Ans. 
Static function is a function that can only be accessed within the same file, while a static variable is a variable that retains its value between function calls.
• Static function is declared using the 'static' keyword before the return type, limiting its scope to the file it is defined in.

• Static variable is declared using the 'static' keyword before the variable type, retaining its value between function calls.

• Example o...read more
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Q2. What is the synchronization technique?
Ans. 
Synchronization technique is a method used to control access to shared resources in a multi-threaded environment.
• Synchronization techniques prevent race conditions and ensure data consistency

• Common synchronization techniques include locks, semaphores, and monitors

• Examples include using synchronized keyword in Java or mutex in C++
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Add an element to a linked list.

Q1. Javascript Basic Questions
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Q2. React Medium Questions
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Q1. Tailwind CSS Questions
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Q2. HR Questions
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Write code for advance surrying in js

Implement custom hook for api call

Q1. Basic questions arounf my previous work
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Q2. Technical questions around performance and code optimization
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I was asked two DSA questions and duration was of one hour.
1. Calculate Sum of edges of LinkedList
2. Given a list of numbers, find out all the pythagorean triplets.

This was also a DSA round for 1 hour and expected to solve two problems (Medium)

This was a system design round for one hour

Q1. Explain the last technically challenging topic that you have worked on. The engineering manager is only interested in self boasting. Without even trying to understand the entire problem statement, they try...read more
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Check if a tree is binary or not