What is an entity on a data flow diagram?
What will be an ideal response?
An entity on a data flow diagram represents an entity that supplies and receives information that is outside of the system.
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Which of the following codes uses 16 bits to represent characters?
A. Unicode B. ASCII C. Extended ASCII D. Binary
Enhance the day planner case study to allow the user to add a note as a child node of date. Use graphical user interface components to accept year, month, day, time and notes from the user. If no existing date node matches the date entered by the user, create a new date node within the appropriate year node and append a new note node. If no year node matches, create both the year node and the date node and append a new note node to it. View the new nodes by query.
What will be an ideal response?