Technology Business. Software re engineering. Sofware Team Organizations. Web Engineering. Related Books Free with a 30 day trial from Scribd.
Related Audiobooks Free with a 30 day trial from Scribd. Elizabeth Howell. Software Reengineering 1. What is it? Who does it? Each demands a set of tasks and needs diverse resources. In some cases correct approach. It is not possible to recreate documentation for hundreds of computer programs. It may not be necessary to fully redocument an application. Rather then portions of the system that are currently undergoing change are fully documented.
We feed undocumented source listing into the slot and out the other end comes full documentation for the computer program.
Should be as high as possible. Decreases as abstraction level increases. In fact, it may be radically different. Forward Engineering IV Reengineering -Manages transactions and queries from server applications -Represents software at both the client and server. WordPress Shortcode. Share Email.
Top clipped slide. Download Now Download Download to read offline. Software re engineering Feb. Indu Sharma Bhardwaj Follow. Actively looking for a job in academics cs department in Gurgaon or Delhi ,with 3. Software Reengineering. Reverse engineering. Software reverse engineering. Reverse-and forward-engineering specificity of carbohydrate-processing enzymes. Software engineering. Related Books Free with a 30 day trial from Scribd. Dry: A Memoir Augusten Burroughs.
Related Audiobooks Free with a 30 day trial from Scribd. Software re engineering 1. In this maintenance no new functionality is added to the system. Rather, the system is modified so that it can be more easily corrected, adapted, and enhanced. Companies rely on these systems so they must keep them in operation.
Software evolution strategies include maintenance, replacement, architectural evolution and software re- engineering. Re-engineering a system is cost effective when it has a high business value but is maintain to expensive.
Re-engineering improves the system structure, creates new system documentation and makes it easier to understand. Errors may be made in the system specification, there may be development problems etc. Rather than start with a written specification, the old system acts as a specification for the new system.
The Re-engineering Process Reverse engineering Program documentation Data reengineering Original data Program structure improvement Program modularisation Structured program Reengineered data Modularised program Original program Sourcecode translation Re-engineering Process The input to the process is a legacy program and the output is the modularized version of the same program.
As the same time as program re-engineering, the data for the system may also be re-engineered. I Source Code Translation Automatically translatecode Designtranslator instructions Identifysource codedifferences Manually translatecode Systemtobe re-engineered Systemtobe re-engineered Re-engineered system The target language may be an updated version of the original language eg.
Why source code translation? Staff skill shortages: There may be a lack of trained maintenance staff for the original language. This is a particular problem where programs were written in a non-standard language that has now gone out of general use. Software Reengineering. Embed Size px. Start on. Show related SlideShares at end. WordPress Shortcode. Share Email. Top clipped slide. Download Now Download Download to read offline. Software re engineering Oct. Risc cisc Difference.
Risk management in software engineering. Software engineering project management. Software Evolution. Related Books Free with a 30 day trial from Scribd. Dry: A Memoir Augusten Burroughs. Related Audiobooks Free with a 30 day trial from Scribd. Software re engineering 1. It may be the only viable way to ensure that legacy systems can continue in service.
Hardware platform update 2. Staff skill shortages 3. Organisational policy changes 4. Lack of software support 7 8.
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