Which of these statements concerning the systems development life cycle is true?
A) Designing the system is the first step in the SDLC.
B) No phase can occur until the previous phase is completed.
C) Although each phase is presented discretely, it is never accomplished as a separate step.
D) There is widespread agreement that the SDLC is composed of seven phases.
C) Although each phase is presented discretely, it is never accomplished as a separate step.
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The spa manager uses data such as time between sales transactions, the weight of a package for shipping, and the amount of money a customer spends in any given visit. These are examples of ________
A) probability distributions B) discrete variables C) continuous variables D) populations
A pictorial description of an algorithm is a
a) system flowchart b) program flowchart c) memory diagram d) simulation