# Reading Response 4
## Exam Questions
**Multiple Choice Questions:**
1. Based on what we learned about social dilemmas, natural resources are an example of what?
a. Non-excludable, rivalrous tragedy of commons
b. Excludable, non-rivalrous tragedy of commons
c. Non-excludable, non-rivalrous PG conditions
d. Excludable, rivalrous PG conditions
2. According to Hoffman's *Blitscaling*, what is one implication regarding social media startups?
a. When entering a new market, growing and acquiring users tends to be a slow process
b. The industry has seen exponential growth in the last five years.
c. When entering an existing market, it is hard to displace incumbents.
d. It is an extremely saturated market and one that should be avoided by startups.
**Short Essay/Response:**
3. When considering the credibility of a web page, what are three ways a user could check the trustworthiness of a site?
4. Explain the difference between trolls and haters.
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**Answers:**
1. a
2. c
3. You can check the credibility of a site by inspecting the URL, going back to the source, and triangulating. Interrogating the URL for hints such as ".co" or "lo" can expose a fake or deceptive site from a credible one. Going back to the original source when a fact is mentioned in an article can remove any questioning of the figure and provide additional information including its *bona fides* as well. Lastly, triangulating through various sources and multiple information databases allows a user to rule out any possible hoaxes. These include traditional media, library catalogues, and websites. *(Other accepted answers include: check about and about me pages, considering the website's political stance, validating information, and reconsidering before forwarding/sharing)*
4. Trolls tend to provoke others with outlandish comments that may come off as insincere, however, they are usually in it for the laughs. Haters, on the other hand, attack others often by targeting something specific in an effort to cause distress with the intention of harming and belittling the victim.