| Software Reuse: Examples |
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| Software developers rely heavily on |
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| software components provided by others |
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| System
software |
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| • device
drivers |
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| • file
systems |
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| • exception
handling |
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| • network
protocols |
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| Subsystems |
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| • database
management systems |
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| •
firewalls |
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| • web
servers |
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