Nielsen Software Engineer Trainee Interview Questions and Answers

Q1. Can you provide a detailed explanation of object-oriented programming concepts?
Add your answer

Q1. What is difference between function and stored procedure
Ans. 
Functions return a single value, while stored procedures can perform multiple operations and return multiple values.
• Functions return a single value, while stored procedures can return multiple values.

• Functions are called in SQL statements, while stored procedures are called using EXECUTE statement.

• Functions cannot have output parameters, while stored procedures can have output parameters.

• Functions cannot modify server ...read more
Answered by AI
Add your answer
Q2. How to implement custom exception in MVC
Ans. 
Custom exceptions can be implemented in MVC by creating a new class that inherits from Exception class.
• Create a new class that inherits from Exception class

• Override the constructor to pass a custom message to the base Exception class

• Throw the custom exception in the MVC controller or service layer
Answered by AI
Add your answer

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

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

Q1. Uikit explaination
Add your answer
Q2. Model classes with uikit
Ans. 
Model classes in UIKit are used to represent data in an application's user interface.
• Model classes in UIKit typically subclass NSObject and are used to store and manage data for views.

• They can include properties to represent different data fields, methods to manipulate the data, and sometimes protocols for delegation.

• For example, a model class for a user profile in a social media app might have properties like username...read more
Answered by AI
Add your answer

Project related questions

Q1. Js questions and 2 coding questions
Add your answer
Q2. Questions on angular, html and css
Add your answer

Q1. Basics of sql and some coding questions
Add your answer
Q2. Data structures
Add your answer

Q1. Putin arrays strings
Add your answer