System Analysis and Design
Structured design methodology is an approach to design that adheres to rales based on principles such as

top-down refinement
data flow analysis
None of these
bottom-up design
All of these

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Indexed-Sequential organization

stores records sequentially but uses an index to locate records
has records placed randomly throughout the file
means storing records in contiguous blocks according to a key
uses an index for each key type

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
In Decision trees

the branch depends on the condition and decisions to made
the root is drawn on the left and is the starting point on the decision sequence.
All of these
None of these
nodes represent the conditions, with the right side of tree listing the actions to be taken

ANSWER DOWNLOAD EXAMIANS APP