LogiNext Solutions Junior Backend Developer Interview Questions and Answers

Q1. Only talk with you, no asked professional question like as we see in internet
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Q1. Linkedlist ,arrylist , shorting,microservice, spring annotation, controller , api , jdbc , mysql , saas product
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Q2. Different between linkdlist and aarylist
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LinkedList is a data structure where each element points to the next element, while ArrayList is a resizable array implementation.
• LinkedList uses pointers to connect elements, while ArrayList uses an underlying array to store elements.

• LinkedList allows for efficient insertion and deletion of elements, while ArrayList is more efficient for random access.

• LinkedList is not contiguous in memory, while ArrayList is contiguo...read more
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Q3. Write code for shorting
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Code for sorting an array of strings
• Use a sorting algorithm like bubble sort, selection sort, or quicksort

• Implement the sorting algorithm in a function that takes an array of strings as input

• Return the sorted array of strings
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Q4. Any program of recursion
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Recursion is a programming technique where a function calls itself in order to solve a problem.
• Recursion involves breaking down a problem into smaller subproblems and calling the function recursively on each subproblem.

• Base case is important in recursion to prevent infinite loop.

• Examples of recursive functions include factorial calculation, Fibonacci sequence generation, and tree traversal.
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