Requireda. Create a data flow diagram of the current system.b. Create a system flowchart of the...

Requireda. Create a data flow diagram of the current system.b. Create a system flowchart of the existing system.c. Analyze the internal control weaknesses in thesystem. Model your response according to the sixcategories of physical control activities specified inSAS 78/COSO.d. Prepare a system flowchart of a redesigned computerbasedsystem that resolves the control weaknessesyou identified. Explain your solution