A. Level-0 DFD
B. Level-1 DFD
C. Level-2 DFD
D. All of the mentioned
✅ The correct answer is option A.
Explanation: Context diagram captures the various entities external to the system interacting with it and data flow occurring between the system and the external entities.
Explanation: Context diagram captures the various entities external to the system interacting with it and data flow occurring between the system and the external entities.