Question:

In , two nodes are considered similar when they share neighborhoods.

A.

structural equivalence

B.

regular equivalence

C.

Reciprocity

D.

None of the above

Answer» a. structural equivalence

Question:

Users exhibit different behaviors on social media: and .

A.

Individual behavior; Collective behavior

B.

Individual behavior; Group behavior

C.

User behavior ; community behavior

D.

Online user behavior; Group behavior

Answer» a. Individual behavior; Collective behavior

Question:

Which are the models of individual behavior used in Individual Behavior Modeling?

A.

Jaccard Similarity, Common Neighbors

B.

Preferential Attachment, Jaccard Similarity

C.

Threshold models, Cascade Models

D.

None of the above

Answer» c. Threshold models, Cascade Models

Question:

A well-known causality detection technique is

A.

Granger causality

B.

system causality

C.

statistical causality

D.

algorithmic causality

Answer» a. Granger causality

Question:

Users often join different communities in social media; the act of becoming a community member is an example of

A.

User-User Behavior

B.

User-Community Behavior

C.

User-Entity Behavior

D.

None of the above

Answer» b. User-Community Behavior

Question:

What are the categories of Individual Behavior?

A.

User-User Behavior and User- Community Behavior

B.

User-Group Behavior and User-Entity Behavior

C.

User-User Behavior, User-Community Behavior and User- Entity Behavior

D.

None of the above

Answer» c. User-User Behavior, User-Community Behavior and User- Entity Behavior

Question:

Which are the different layout mechanisms used for visualization of social networks?

A.

Property-based Layouts and Spectral layouts

B.

Radial layouts

C.

Force-directed and Energy-based Layouts

D.

All of the above

Answer» d. All of the above

Question:

Which are the Node Neighborhood-Based Methods used for computing the similarity between two nodes?

A.

Adamic and Adar Measure

B.

Jaccard Similarity

C.

Preferential Attachment

D.

All of the above

Answer» d. All of the above

Question:

What is/are the input(s) to k-means clustering?

A.

number of clusters

B.

distance metric

C.

feature vectors of instances

D.

All of the above

Answer» d. All of the above

Question:

The two ways of data gathering in social media analytics are                       and .

A.

API ; web crawling

B.

online ; offline

C.

estimated data sources; factual data sources

D.

None of these

Answer» a. API ; web crawling