MongoDB and PyMongo Basics
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Questions and Answers

What is the characteristic of the Pareto distribution of username change?

  • A large percentage of users rarely change their usernames
  • A small percentage of users frequently change their usernames (correct)
  • Most users change their usernames at a consistent rate
  • Users change their usernames at a uniform rate

In anonymous social networks, which statement is true about user interaction?

  • Users primarily interact with people they know
  • Users interact with only people who have a similar in-degree
  • Users only interact with people who have a similar number of followers
  • Users interact with strangers (correct)

What is a characteristic of users with a small in-degree on social networks?

  • They tend to have a low clustering coefficient
  • They tend to follow back more users (correct)
  • They tend to have a high clustering coefficient
  • They tend to reciprocate with spammers

What is a characteristic of spammers on social networks?

<p>They tend to reciprocate with users of low in-degree (D)</p> Signup and view all the answers

What is a characteristic of the clustering coefficient in anonymous social networks?

<p>It is different from other social networks (B)</p> Signup and view all the answers

What is the main difference between users who frequently change their usernames and those who do not?

<p>Time interval between username changes (D)</p> Signup and view all the answers

What is the implication of the Pareto distribution of username change on social networks?

<p>A small percentage of users have a large impact on the network (C)</p> Signup and view all the answers

What is the primary difference between anonymous social networks and other social networks?

<p>User interaction patterns (C)</p> Signup and view all the answers

What is the relationship between the in-degree of a user and their likelihood of following back?

<p>Users with a low in-degree are more likely to follow back (B)</p> Signup and view all the answers

What is the characteristic of users who change their usernames frequently in short intervals?

<p>They are more likely to be active users (D)</p> Signup and view all the answers
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