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Tuesday, April 5, 2011

PROGRAMS & PROGRAMMING





' Program '

List of instructions for computer
to follow accomplish the task of
processing data into information.


Actually,
it is something like
what we learn before in chapter 1 & 3..


For example, 
we use word processors to create documents
& spreadsheets to analyze data. 






' Programming '(software development)



6 phases procedure for
creating that list of construction which are : 





1. Program specification  

 (program's objectives,outputs,inputs,
& processing requirements are determined)





2. Program design 

  (solution created using programming techniques,
eg. pseudocode)





3. Program code 

 (written/coded using
a programming language)





4. Program test 

 (tested, debugged by looking for 
syntax & logic errors)





5. Program documentation 

 (ongoing process,
focuses on 
formalizing the written description
& processes used)





6. Program maintenance

(periodically reviewed 
to evaluate their accuracy,
efficiency,
standardization,
& ease of use)









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