Fundamental Strategies for System Analysis
System Analysis is a phase in SDLC, in which the process of gathering information about the current system (called the As-Is system), identifying and analyzing its strengths and weaknesses, is conducted. Expected deliverable of this analysis phase is a conceptual/logical design of the new system (called the To-Be system) which will be built (in the next phase - design phase) based on the requirements. Note that the term As-Is system here refers to any existing system whether it's computerized or not, thus it's not necessarily be about an installation of software packages or certain computer applications.
SDLC defines three fundamental strategies for system analysis, each strategy is not likely better than others but rather more suitable for certain type of projects or system requirements. It is the responsibility of a System Analyst to choose the most appropriate strategy for the project. All three strategies have the similarity in that they all cover all three processes described above. For a relatively complex system, it is common to complete the process in an iterative manner, going forth and back repeatedly in order to make better analysis.
A new channel by the name of Review has been added, here you can find my (unprofessional) reviews especially about books and music.
For the first entry, I've made a writing a review on one of my favorite books, Musashi by Eiji Yoshikawa.
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The book Musashi by Hidetsugu 'Eiji' Yoshikawa is one of the most important and influential Japanese books ever written. Edwin Reischauer, once the US ambassador for Japan (1961-1966), said that the story gives an overview of Japanese history (the social, cultural, and political conditions of Japan in that time) and an understanding towards modern Japanese people.
Written in the 30s, the story is about the saga of the greatest Japanese samurai namely Miyamoto Musashi, a man who try to find his identity through 'the way of the sword', his obsessions, efforts, and sacrifices to achieve mastery in swordsmanship.
Just finished my PayPal account setup, and I think it would be cool to provide facility for you to express your kind heart by making a little donation. The link is placed in every entry posted, like this one (look at the left area of the page).
Alternatively you could also make the donation through my Amazon Wishlist.
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Using sudo to Execute root-privileged Commands
One of most frequently asked questions I find in the web development mailing list is "How can I execute a root-privileged commands from my scripts?". I found this question so often that I think it would be worthy for me to write this entry. There are several solutions for this situation however, and each comes with different impacts on both performance and security degree of the application.
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- Slepi.NET is the online scratch paper of Wiras Adi, a Web Developer living in Jakarta, Indonesia. Contents of the site mainly focus on web development, music, and books review.
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- 11 total entries since January 21, 2008 20:21.