Nielsen Senior Associate Interview Questions and Answers

There are 30 basic aptitude question in 30 minutes

3 coding question 2 were easy and 1 was of medium level

Q1. What fifo? diff btwn fifo and lifo
Ans. 
FIFO stands for First In, First Out. LIFO stands for Last In, First Out.
• FIFO is a method for organizing and manipulating a data buffer, where the first element added is the first to be removed.

• LIFO is a method where the last element added is the first to be removed.

• FIFO is like a queue, while LIFO is like a stack.

• Example: In a FIFO queue, if elements A, B, and C are added in that order, they will be removed in the same...read more
Answered by AI
Add your answer

3 coding questions and manager round

Q1. Oops and .net core
Add your answer

Coder pad , hacker rank, leet code medium

Q1. What is concurrency what is inheritance
Ans. 
Concurrency is the ability of multiple tasks to run simultaneously, while inheritance is a mechanism in object-oriented programming where a class inherits properties and behaviors from another class.
• Concurrency allows multiple tasks to be executed at the same time, improving performance and efficiency.

• Inheritance allows a new class to inherit properties and behaviors from an existing class, promoting code reusability.

• C...read more
Answered by AI
Add your answer

Java Multiple choice questions and 2 coding questions

Q1. Collection in java works
Ans. 
Collection in Java is a framework that provides interfaces and classes to store and manipulate groups of objects.
• Collections can be used to store objects of any type.

• Some common collection types include ArrayList, LinkedList, HashSet, and TreeMap.

• Collections can be sorted, searched, and filtered using various methods.

• Iterators can be used to traverse through collections and perform operations on each element.

• Collection...read more
Answered by AI
Add your answer
Q2. Multithreading environment
Add your answer
Q3. 2 coding questions and reduce its complexity
Add your answer

Q1. Spring and cloud platform difference
Ans. 
Spring is a framework for building Java applications, while cloud platform provides infrastructure for deploying and scaling applications.
• Spring provides a set of tools and frameworks for building Java applications, while cloud platform provides infrastructure for deploying and scaling those applications.

• Spring can be used with any cloud platform, while cloud platform can support applications built with any framework.

• S...read more
Answered by AI
Add your answer

Q1. Coding concepts , data structures
Add your answer

Q1. System design related queries , past work experience related discussion
Add your answer

Q1. JAVA, microservices
Add your answer
Q2. DSA easy to medium questions
Add your answer