Blue Rose Technologies Engineer Trainee Interview Questions and Answers

Q1. Let us assume we have an array of 0's and 1's,how would you find the first index for 1.
Ans. 
Iterate through the array and return the index of the first occurrence of 1.
• Iterate through the array using a loop.

• Check each element of the array, if it is 1 then return its index.

• If no 1 is found, return -1.
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Q2. SQL queries related to Order By and Group By
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Basics aptitude ,programming mcq

Q1. Basic technical questions like datatypes,sum of two number ,palindrome
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To ask to write a program for maximum repeating character in a string?

Q1. Normal HR discussion like family background ,self intro etc...
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Basic questions on oops and sql queries

Q1. SQL Query on many to many table and aggregations
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Q2. OOPS concepts and SpringBoot
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Q1. Revenue recognition
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Q2. Debit, credit rules
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Q1. First online assessment. Fundamental question from all computer science subjects.
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Q1. Self introduction
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Q1. Oops concepts, Encapsulation, Abstraction in detail with example
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Q2. Types of beans in Java
Ans. 
Java has two types of beans: stateful and stateless beans.
• Stateful beans maintain conversational state with the client, while stateless beans do not.

• Stateful beans are typically used for long-running conversations, while stateless beans are used for short-lived operations.

• Examples of stateful beans include session beans, while examples of stateless beans include message-driven beans.
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Q1. Code to sort an Array in ascending order
Ans. 
Use a sorting algorithm like bubble sort or quicksort to arrange elements in ascending order.
• Use a sorting algorithm like bubble sort, quicksort, or merge sort to rearrange elements in ascending order.

• For example, you can implement bubble sort to compare adjacent elements and swap them if they are in the wrong order.

• Another example is using quicksort to divide the array into smaller subarrays and recursively sort them.
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Q2. Find the second greatest number in an array
Ans. 
Iterate through the array to find the second greatest number.
• Iterate through the array and keep track of the greatest and second greatest numbers.

• Compare each element with the current greatest and second greatest numbers.

• Update the second greatest number if a new number is found that is greater than the current second greatest but less than the greatest.
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Basic aptitude test if you have concept knowledge you can clear that

Two codes basically one is easy and other is difficult based on the knowledge you have in programming you can clear that

Simple topic they will give and you have to speak with the audience and you have to active thought out GD

Q1. Questions will be on skills mentioned in your resume
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Q1. Tell me about yourself ?
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Q2. Why you choosing this career?
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Q3. What are your salary expectations ?
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