System Analysis and Design
In top down analyis and design

each succeeding phase is less detailed than the phase before it
all of the listed here
each succeeding phase is as detailed as the phase before it.
each succeeding phase is more detailed than the phase before it

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System Analysis and Design
Data manipulation language (DML)

determine how data must be structured to produce the user's view
describes how data are structured in the data base
all of the listed here
specifies for the DBMS what is required; the techniques used to process data

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System Analysis and Design
A pseudocode is

a computer generated random number
None of these
a protocol used in data communication
an easy way to communicate the logic of a program, in English¬like statements
a machine code

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