What is rad? list an advantage and a disadvantage of using rad.

 RAD is the technique that are used in software development methodology to facilitate the application of the various software development. It is basically provide the high availability of software for he designers. It works on the principle of waterfall model.

Advantages-

 It is useful to reduce the overall risks in the system  It is flexible to change  The high level abstraction are easy to transfer

Disadvantage-

This process cannot be use in small level projectsNot all the applications are suitable with the RAD  It does not work on high technical complexity

Ihave never used that feature before but i think it's true

The type of program is the hierarchical grid