System Analysis and Design
Top-down programming is

a map of the programmer's view of the data
a series or group of components that perform one or more operations of a more complex system
an approach in which the top module is first tested then program modules are added from the highest level to the lowest level
a group of related fields

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System Analysis and Design
Sequential organization

None of these
has records placed randomly throughout the file
means storing records in contiguous blocks according to a key.
Stores records sequentially but uses an index to locate records
uses an index for each key type

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System Analysis and Design
In the system concepts, term organization

refers to the mannar in which each component functions with other components of the system.
None of these
refers to the holism of systems
implies structure and order
means that parts of the computer system depend on one the another.

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System Analysis and Design
In a Decision tree

the branch, to be followed, depends on the conditions and decisions, to be made
the root is drawn on the left and is the starting point on the decision sequence
the nodes represent the conditions, with the right wise of tree listing the actions to be taken
all of the listed here

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