Icore Software Systems Software Developer Interview Questions and Answers

It was an amazing interview.

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Q1. Java springboot basic to intermediate question
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Q2. Java stream questions
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Q1. Easy level DSA questions
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Q2. Project based questions
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Basic DSA from the hacker rank website

Q1. Basic to medium questions on javascript, nodejs, MySQL joints, html5 tags
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Q1. Real life problems, Use cases
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1st round is aptitude and pesudocode

Q1. Mostly python questions
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Q2. List questions and basic to mediumprogram
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Q1. Features of new Java versions?
Ans. 
New Java versions introduce various features and improvements for developers.
• Java 8 introduced lambda expressions and the Stream API for functional programming.

• Java 9 added the module system to improve code organization and security.

• Java 10 included local variable type inference for cleaner code.

• Java 11 introduced the HttpClient API for easier HTTP communication.

• Java 12 added switch expressions for more concise code.

• Ja...read more
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Q2. Hash map, hashing and internal working of collision handling
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Q1. Lru cache and its implementation in java
Ans. 
LRU cache is a data structure that stores the most recently used items, discarding the least recently used items when full.
• Use a LinkedHashMap to implement LRU cache in Java

• Override removeEldestEntry method to limit the size of the cache

• Accessing an element updates its position in the cache
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Q2. In depth discussion on basic of java
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Q1. Why sap and what if we offer less compensation
Ans. 
I chose SAP because of its industry-leading reputation and comprehensive suite of solutions. If offered less compensation, I would consider the overall growth opportunities and work-life balance.
• SAP is a widely used enterprise software with a strong market presence

• SAP offers a wide range of solutions for various industries, providing valuable experience and skill development

• Consider the overall growth opportunities, wo...read more
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Q2. About current project and ways you would make it better
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Q1. Implement stack using other data structures
Ans. 
Implement stack using array or linked list
• Use an array or linked list to store elements in the stack

• Implement push() and pop() functions to add and remove elements from the stack

• Maintain a pointer to keep track of the top element in the stack
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Q2. Current project and what technology you are using
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Q1. What motivates you to join sap
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I am motivated to join SAP because of their reputation for innovation, global impact, and opportunities for growth.
• SAP is a global leader in enterprise software solutions, offering cutting-edge technology and opportunities to work on impactful projects.

• I am excited about the chance to work with a diverse team of talented individuals and learn from industry experts.

• SAP's commitment to innovation and continuous learning ...read more
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Q2. What is your top priority while choosing new job
Ans. 
My top priority while choosing a new job is growth opportunities and a positive work culture.
• Opportunities for career advancement and skill development

• Positive work environment and company culture

• Alignment with personal values and goals

• Competitive compensation and benefits

• Work-life balance
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Q1. Bubble sort and array was given
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Q2. Create binary tree
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A binary tree is a data structure where each node has at most two children.
• Start by creating a Node class with left and right child pointers.

• Implement methods to insert, search, and delete nodes in the tree.

• Consider different traversal methods like inorder, preorder, and postorder.
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Q3. HightBuilding Pattern
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Java Basics questions

Q1. Java oops concepts
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Q2. Swap two number without temporary var
Ans. 
Use bitwise XOR operation to swap two numbers without using a temporary variable.
• Use XOR operation to swap two numbers without using a temporary variable.

• a = a XOR b

• b = a XOR b

• a = a XOR b
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Q3. Java program to identify a number is palindrome or not
Ans. 
Java program to check if a number is a palindrome or not.
• Convert the number to a string to easily check for palindrome

• Reverse the string and compare it with the original string to check for palindrome

• Handle edge cases like negative numbers and single-digit numbers
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Q1. About your self
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Q2. Why IVY company
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IVY company is known for its innovative projects, collaborative work environment, and commitment to employee growth.
• IVY company has a reputation for taking on challenging and cutting-edge projects.

• The company values collaboration and teamwork, which aligns with my own work style.

• IVY company offers opportunities for professional development and growth, which is important to me in my career.

• I admire IVY company's commitm
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