NCR Voyix Software Engineer2 Interview Questions, Process, and Tips

Q1. What is the difference between abstract and interface
Ans. 
Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructors, fields, and methods, while interface can only have constants and method signatures.

• A class can extend only one abstract class, but can implement multiple interfaces.

• Abstract classes are used to define a common behavior for subclasses, while interfaces are used to define a ...read more
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Q1. Managerial level questions like what is your major challenge that you faced in your career
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Q1. Mostly asked about .net topics.
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Q2. Garbage collection, Performance improvements, memory management techniques.
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Coding test on hackerearth. two questions were asked

Q1. Reverse a linked list
Ans. 
Reverse a linked list by changing the pointers direction
• Iterate through the linked list and change the direction of pointers

• Use three pointers - prev, current, next to reverse the list

• Update the head of the linked list to the last node after reversing
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Q2. Fibbonaci series print
Ans. 
Print the Fibonacci series
• Use a loop to generate Fibonacci numbers

• Start with 0 and 1, then add the previous two numbers to get the next number

• Repeat this process until reaching the desired length of the series
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