Privacy and Security in Online Social Media Quiz 1: 26 October 2025 (September 2025 term)

1 Objective Type [1 Mark each]

1. As discussed in lectures, which of the following is not a type of fake news? (MCQ)

   A. News Satire

   B. News Parody

   C. News Distortion

   D. News Fabrication

2. As discussed in lectures, what is the 'Implied Truth Effect' in the context of misinformation? (MCQ)

   A. The tendency to believe true information as false due to frequent exposure.

   B. The tendency to believe false information to be true after repeated exposure.

   C. The assumption that all information on the internet is true.

   D. The tendency to doubt all forms of digital content.

3. As discussed in lectures, In the Information Disorder framework, disinformation is defined as ______ (MCQ)

   A. False information shared with no intent to harm.

   B. True information used to harm someone.

   C. False information shared intentionally to cause harm.

   D. Misleading headlines with legitimate sources.

4. Which of the following is not a type of cognitive bias as discussed in lectures? (MCQ)

   A. Popularity cues

   B. Persistence of inaccuracy

   C. Confirmation bias

   D. Acting without reading

5. What is the full form of IFCN? (MCQ)

   A. International Fake-news Control Network

   B. Internet Fact Collaboration Network

   C. International Fact-Checking Network

   D. International Forum for Communication News

1. What is the Graph API used for? (MCQ)

   A. To create Facebook advertisements automatically.

   B. To read and write data to the Facebook social graph (posts, comments, profiles, etc.).

   C. To encrypt Facebook data for privacy.

   D. To generate random graphs for visualization.

2. As discussed in lectures, what are the various methods that can be used to identify fake news? (Select all that apply) (MSQ)

   A. Checking the source

   B. Evaluating the images

   C. Sharing the content on social media

   D. Looking for other credible sources publishing the same content

3. As discussed in lectures, which of the following ways can used to avoid the Echo Chamber in the context of social media? (MSQ)

   A. Interact with people of different perspectives

   B. Interact with people of the same perspectives

   C. Check multiple sources of information

   D. Ignore the facts if it against your viewpoint

4. ______ is a location based technology platform for unlocking the power of places and movement.

5. A ______ network is one in which the distribution of links to nodes follows a power law.

2 Short Answer Questions [2 Marks each]

1. Describe the Strength of Weak Ties concept and its importance in social networks.

2. Give two real-world examples of how social media has impacted major events or movements.

3. Explain what is meant by the local clustering coefficient in social networks.

4. What is tokenization?

5. Explain the concept of homophily in social networks and its potential impact on the spread of information or misinformation online.