Q. 59 Which of the following statements are TRUE?
I. The context diagram should depict the system as a single bubble.
II. External entities should be identified clearly at all levels of DFDs.
III. Control information should not be represented in a DFD.
IV. A data store can be connected either to another data store or to an
external entity.
(A) II and III
(B) II and III
(C) I and III
(D) I, II and III
Answer: (C)
Explanation:
