Spring Web MVC framework

Features of Spring Web MVC

  1. Clear seperation of roles:- Each role…

Inversion of Control (IoC)


  1. javax.servlet.GenericServlet
  2. javax.servlet.http.HttpServlet
  1. First servlet is constructed, and initialized with init method.
  2. Any calls from clients to the service method are handled.
  3. When servlet is out of service, then destroy method is called for garbage collection.
  1. void destroy()- Used to indicate a servlet is taken out of service.
  2. ServletConfig getServletConfig()- Returns object of ServletConfig which contains initialization and…


  1. The main axis is defined by flex direction which have 4 values:-

Types of Normal Forms:-

  1. First Normal Form:-

Time complexity

int i=0;
for (int i = 0; i < n; ++i) {
  1. Worst case time complexity:- Maximum number of times program…

Photo by Michiel Leunens on unsplash
  1. Object
  2. Class
  3. Inheritance
  4. Encapsulation
  5. Abstraction
  6. Polymorphism

1. Object:

Your room is Living Room

2. Class

Kamesh Shekhar Prasad

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