Signify Technical Engineer Interview Questions and Answers

They asked to find the elements which are present more than once. I solved it using map in c++

Q1. Explain about your favorite algorithm
Ans. 
My favorite algorithm is Dijkstra's algorithm for finding the shortest path in a graph.
• Dijkstra's algorithm is a greedy algorithm that finds the shortest path between nodes in a graph.

• It works by maintaining a priority queue of nodes to visit next, updating the shortest distance to each node as it explores the graph.

• The algorithm is commonly used in routing and network optimization.

• Example: Finding the shortest route b
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Q2. Tell about different types of deadlocks
Ans. 
Deadlocks occur when two or more processes are unable to proceed because each is waiting for the other to release a resource.
• Resource deadlocks: Processes hold resources and wait for others to release resources. Example: Process A holds resource X and waits for resource Y, while Process B holds resource Y and waits for resource X.

• Communication deadlocks: Processes wait for messages from each other indefinitely. Example...read more
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Q3. Tell about you project.
Ans. 
Developed a web application for online shopping with user authentication and payment gateway integration.
• Implemented user authentication using JWT tokens

• Integrated Stripe API for payment processing

• Designed responsive UI using React and Bootstrap
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Electrical engineering

Power system machine power electronics

WHAT IS EXCEPTIONAL HANDLING

There were Aptitude Questions and 2 Easy Level Coding Questions.

Q1. They will ask us our favorite subject and questions will be based on that: Mine was Data Science. 1.They asked me about my paper Publication 2.Code for quick sort(Any language) 3.What is Hypothesis Testing...read more
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Q1. 1.What is paging? 2.Time Series Analysis 3.What is Gradient Descent? Etc..
Ans. 
1. Paging is a memory management technique used by operating systems to manage memory allocation for processes.
• Paging divides memory into fixed-size pages and allocates them to processes as needed.

• It allows for efficient use of memory and prevents fragmentation.

• Page tables are used to keep track of which pages are allocated to which processes.

• When a process needs to access a page that is not currently in memory, a page...read more
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Q1. Framework of your company
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Q2. Final, Finally, finalize
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Q1. It was easy round including basics of core subjects and they asked me to write code for Fibonacci numbers and project discussion.
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Q1. What about you.What you know skills . Explain.
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Implement multiple inheritance concepts in java.