Nielsen Senior Software Engineer Interview Questions and Answers for Freshers

Program to check balanced brackets in a given string

• Use a stack to keep track of opening brackets

• Iterate through the string and push opening brackets onto the stack

• When a closing bracket is encountered, pop from the stack and check if it matches the corresponding opening bracket

• If stack is empty at the end and all brackets are matched, the string is balanced

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

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