Which of the following statements is false?
a. Each class can be used only once to build many objects.
b. Reuse helps you build more reliable and effective systems, because existing classes and components often have undergone extensive testing, debugging and performance tuning.
c. Just as the notion of interchangeable parts was crucial to the Industrial Revolution, reusable classes are crucial to the software revolution that has been spurred by object technology.
d. Avoid reinventing the wheel—use existing high-quality pieces wherever possible. This software reuse is a key benefit of object-oriented programming.
a. Each class can be used only once to build many objects.
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Explain qualitative risk analysis.
What will be an ideal response?
A ____ is a set of unique identification information that is typically put at the end of a file, or that is associated with a computer communication.
A. public key B. digital signature C. hash D. digital certificate