BMC Software Database Admin Interview Questions and Answers

It was not good, it contain mostly question of java programming.

Q1. Print factorial of n through recursion Sum of all n numbers
Ans. 
Factorial of n and sum of n numbers using recursion
• Create a recursive function to calculate factorial of n

• Use a recursive function to calculate the sum of all n numbers

• Handle base cases for both factorial and sum calculations

• Example: Factorial of 5 = 5 * 4 * 3 * 2 * 1 = 120, Sum of first 5 numbers = 1 + 2 + 3 + 4 + 5 = 15
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Two questions were asked and answered both

Two programs on Java was asked on loops and collections

Round duration - 60 Minutes
Round difficulty - Medium

Interview was scheduled in afternoon. It was more on OOPs and DSA.

Q1. 
Check If Linked List Is Palindrome
Given a singly linked list of integers, determine if the linked list is a palindrome.
Explanation:
A linked list is considered a palindrome if it reads the same forwar...read more
Ans. 
Check if a given singly linked list of integers is a palindrome or not.
• Traverse the linked list to find the middle element using slow and fast pointers.

• Reverse the second half of the linked list.

• Compare the first half with the reversed second half to determine if it's a palindrome.
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Round duration - 20 Minutes
Round difficulty - Easy

She asked me more about myself and few projects in resume. It was more of formal discussion than an interview round. I was very comfortable and she aksed me about my location preference at end of. Interview.

Q1. OOPS and Java 8 concepts
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Q2. Design Patterns like Singleton and how to create them
Ans. 
Singleton is a creational design pattern that ensures a class has only one instance and provides a global point of access to it.
• To create a Singleton, make the constructor private to prevent direct instantiation

• Create a static method that returns the instance of the class

• Use lazy initialization to create the instance only when it's needed

• Ensure thread safety by using synchronized keyword or double-checked locking

• Exampl...read more
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Asked to write a code related to transaction in java8

Q1. Java 8 Theory questions
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Q1. Write whatever code you have done in your last company?
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Q1. Java 8 concept, Method overloading vs method overriding Shifting the array OOPs concept
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