NET Interview Questions and Answers

Primary key uniquely identifies each record in a table, while unique key ensures that each value in a column is unique.

• Primary key does not allow NULL values, while unique key allows one NULL value.

• A table can have only one primary key, but multiple unique keys.

• Primary key automatically creates a unique index, while unique key does not.

• Primary key is used to establish relationships between tables, while unique key is used to enforce data integrity.

Lazy loading in Angular is a technique where modules are loaded only when they are needed, improving performance by reducing initial load time.

• Lazy loading helps in loading only the required modules when navigating to a specific route.

• It improves the initial load time of the application by loading modules asynchronously.

• Lazy loading is achieved by using the loadChildren property in the route configuration.

• Example: loadChildren: () => import('./lazy-loaded-module').then(m => m...read more

CTC breakage refers to the structure of a compensation package where the fixed salary is broken down into various components like basic salary, allowances, bonuses, etc.

• CTC breakage helps in understanding the different components of an employee's compensation package.

• It includes components like basic salary, HRA, special allowances, bonuses, etc.

• Employers use CTC breakage to communicate the total cost of employing an individual to the company.

• CTC breakage can vary from compan...read more

Benefits of .Net include platform independence, language interoperability, and extensive class library.

• Platform independence allows for development on Windows, macOS, and Linux.

• Language interoperability enables developers to use multiple languages within the same project.

• Extensive class library provides pre-built code for common tasks, saving development time.