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<p>1.     Choose one of the followingsoftware design patterns:</p><p>- Broker Pattern</p><p>-Blackboard Pattern</p><p>-Interpreter Pattern</p><p>2.     Provide a definition of thispattern <strong>(include an overview diagram</strong>)</p><p>3.     When this pattern should beused?</p><p>4.     Give examples of applications ofthis pattern.</p><p>5.     What are the

<p>What are abstract classes in C++? Why do we use them?</p><p>Please write the answer for this in paragraph form.</p> Expert Answer Answer to What are abstract classes in C++?

<p>Research an organization which could use a social networkingsite for exploratory research. Discuss how that organization coulddo so and the advantages and disadvantages of using that site.</p><p>Provide at least one