Define the top-down approach as it relates to drawing data flow diagrams.

What will be an ideal response?


An approach is to prepare D F Ds for an overview of the system first, then add detailed aspects of the diagram. In other words, the diagrams move from general to specific.

Computer Science & Information Technology

You might also like to view...

On a peer-to-peer network, authentication is the responsibility of the domain.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Create a conceptual schema for Reliable Rentals using the concepts of the Enhanced Entity–Relationship (EER) model. To simplify the diagram, only show entities, relationships and the primary key attributes. Specify the cardinality ratio and participation constraint of each relationship type. State any assumptions you make when creating the EER model (if necessary).

What will be an ideal response?

Computer Science & Information Technology

There are rare occasions when both the second and third argument of an IF function are executed

Indicate whether the statement is true or false

Computer Science & Information Technology

One problem with the ____ algorithm is the computational overload for encryption/decryption.

DES Triple DES RSA AES

Computer Science & Information Technology