The main objectives of this article are: Implement HTTP Post Create Action Method In API Implement HTTP Post API Call At Student Service In Angular App Student Component Implement Logic To Create A New Student Implement HTTP Put Update Action Method In API Implement HTTP Put API Call-In Student Service Student Component Implement Logic To Update An Existing Student Implement HTTP Delete Action Method In API Implement HTTP Delete API Call At Student Service Student Component Implement Logic To Delete Student Implement HTTP Post Create Action Method In API: Let's try to create a new student record into our database by implementing the HTTP Post Action Method(or Create action method.) in our 'StudentController'. API_Project/Controllers/StudentController.cs: [HttpPost] public async Task<IActionResult> Post(Student.Api.Data.Entities.Student payload) { _myWorldDbContext.Student.Add(payload); await _myWorldDbContext.SaveChangesAsync(); return Ok(payload); } (Line: 1