Handshaking is a ? A. Smooth running of a program. B. Context-free Language. C. A programming language with self correcting codes.D. Synchronization between two communicating devices.

RAD Model has__________________? A. 2 phases B. 3 phaseC. 5 phases D. 6 phases Explanation: RAD Model consists of five phases namely:Business modeling,Data modeling,Process modeling,Application generation and Testing & Turnover