IBM Software Developer Interview Questions, Process, and Tips

2 question and some test cases we must pass 3 or 4 test cases

Q1. What is the difference between c and java or python
Ans. 
C is a low-level language with manual memory management, while Java and Python are high-level languages with automatic memory management.
• C is a low-level language, closer to the hardware, and requires manual memory management

• Java and Python are high-level languages, with automatic memory management handled by the runtime environment

• C is compiled directly to machine code, while Java and Python are typically compiled to ...read more
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Q2. Arrays and linkedlist difference and how to use
Ans. 
Arrays store elements in contiguous memory, while linked lists store elements in nodes with pointers to the next element.
• Arrays have constant time access to elements using index, while linked lists require traversal from the head to access elements.

• Arrays have fixed size, while linked lists can dynamically grow and shrink.

• Arrays are better for random access, while linked lists are better for insertion and deletion in t
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Q1. Why should i hire you
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Q2. How do you handle the under pressure
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Reasoning, blood reasion , OS, networking

DP question was asked

There were 2 coding questions in the hackerrank platform. I was able to pass test cases of 1 and a half question.

Q1. Data structure application based questions
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Q2. Write the one of the project code.
Ans. 
A project code for a web application that tracks inventory and generates reports.
• Use HTML, CSS, and JavaScript for front-end development

• Utilize Node.js and Express for back-end development

• Implement a database like MongoDB for data storage

• Include features like user authentication and CRUD operations
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Find out repeated elements from array

Q1. What is string in java
Ans. 
String is a sequence of characters in Java.
• String is a class in Java.

• Strings are immutable, meaning their values cannot be changed once created.

• Strings can be created using double quotes or the String constructor.

• String concatenation can be done using the '+' operator.

• Strings have many built-in methods for manipulation and comparison.
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Q2. What is Bean scope in spring
Ans. 
Bean scope in Spring determines the lifecycle and visibility of a bean within the Spring container.
• Bean scope can be singleton, prototype, request, session, or application

• Singleton scope creates a single instance of the bean per container

• Prototype scope creates a new instance of the bean whenever requested

• Request scope creates a new instance for each HTTP request

• Session scope creates a new instance for each HTTP sessio...read more
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Q3. What are joins in java
Ans. 
Joins in Java are used to combine data from two or more tables based on a related column between them.
• Joins are used in database queries to retrieve data from multiple tables.

• There are different types of joins like inner join, outer join, left join, and right join.

• Joins are performed using the JOIN keyword in SQL queries.

• Joins help in retrieving related data and creating meaningful results from multiple tables.
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