Data Flow Modeling: (20 points) a. Explain barrier synchronization and its applications in parallel programming b. Compute the following terms using data flow model of computation i. x=3 a + b*b-c ii. y = a + b*x iii. z= b-c*(a + b) c. Design the data-flow graph of the function R given below. Calculate the minimum number of barrier synchronization required implementing this function using Data Flow model of Computation? (10 points) R = asx 5+a4x4+a3x+ax+ax+ao