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This section includes 313 Mcqs, each offering curated multiple-choice questions to sharpen your Information Technology Engineering (IT) knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Python library to connect to Twitter’s API called ________ |
| A. | Numpy |
| B. | Tweepy |
| C. | Matplotlib |
| D. | Pandas |
| Answer» C. Matplotlib | |
| 2. |
__________ centrality assumes that the node with the maximum degree is themost central individual. |
| A. | Eigenvector |
| B. | Katz |
| C. | degree |
| D. | None |
| Answer» D. None | |
| 3. |
Social status theory measures how consistent individuals are in assigningstatus to their neighbors. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 4. |
In____________centrality, the intuition is that the more central nodes are, themore quickly they can reach other nodes. |
| A. | Eigenvector |
| B. | Katz |
| C. | Closeness |
| D. | degree |
| Answer» D. degree | |
| 5. |
The________ centrality measure does not allow for centrality values tobe compared across networks |
| A. | Eigenvector |
| B. | Katz |
| C. | degree |
| D. | None |
| Answer» D. None | |
| 6. |
Supervised approaches depend on some a-priori knowledge ofthe data which are___________ |
| A. | Class ids |
| B. | Class labels |
| C. | Classifiers |
| D. | None |
| Answer» C. Classifiers | |
| 7. |
A common tool kit used forclassification is__________ |
| A. | Bridges |
| B. | Rainbow |
| C. | Naive Bayes |
| D. | TFIDF |
| Answer» C. Naive Bayes | |
| 8. |
Text mining reads an ____________ form of data to provide meaningful information patterns |
| A. | structured |
| B. | unstructured |
| C. | semistructured |
| D. | None of Above |
| Answer» C. semistructured | |
| 9. |
___________is an interactive visualization and exploration platform for all kinds of networks and complex systems, dynamic and hierarchical graphs |
| A. | Cytoscape |
| B. | Gephi |
| C. | Commetrix |
| D. | Cuttlefish |
| Answer» C. Commetrix | |
| 10. |
MeerKat offers facilities for automated ___________mining |
| A. | data |
| B. | vector |
| C. | community |
| D. | cluster |
| Answer» D. cluster | |
| 11. |
_______performs network analysis AND network visualization in one integrated product. |
| A. | Cytoscape |
| B. | InFlow |
| C. | Gephi |
| D. | Egonet |
| Answer» C. Gephi | |
| 12. |
____________is a cloud-based text and social networks analyzer |
| A. | Cytoscape |
| B. | Gephi |
| C. | Pajek |
| D. | Netlytic |
| Answer» E. | |
| 13. |
____________ is an open source software platform for visualizing molecular interaction networks |
| A. | Cytoscape |
| B. | Cuttlefish |
| C. | Commetrix |
| D. | Egonet |
| Answer» B. Cuttlefish | |
| 14. |
Which of these social media platforms features end to end encryption? |
| A. | |
| B. | |
| C. | Snapchat |
| D. | |
| Answer» E. | |
| 15. |
Assume you want to perform supervised learning and to predict number of newborns according to size of storks’ population (http://www.brixtonhealth.com/storksBabies.pdf), it is an example of |
| A. | Classification |
| B. | Regression |
| C. | Clustering |
| D. | Structural equation modeling |
| Answer» C. Clustering | |
| 16. |
The user migration behavior is an example of collectivebehavior. |
| A. | Collective behavior |
| B. | user-user behavior |
| C. | User-Community Behavior |
| D. | None of these |
| Answer» B. user-user behavior | |
| 17. |
__________ Modeling allow for controlled experiments and simulationsthat can help study individuals in social media |
| A. | An observable behavior |
| B. | Individual Behavior Modeling |
| C. | Feature-Behavior Association. |
| D. | None of these |
| Answer» C. Feature-Behavior Association. | |
| 18. |
The ‘Sociogram’ technique is used to study |
| A. | Human Relations |
| B. | Vocational Interest |
| C. | Achievement |
| D. | Professional |
| Answer» B. Vocational Interest | |
| 19. |
In case the documents do not share any attributes or words, the cosine similarity results in………. |
| A. | High |
| B. | Intermediate |
| C. | All of the above |
| Answer» D. | |
| 20. |
PageRank is based on the ‘random suffer’ idea and the web is seen as a markov chain |
| A. | true |
| B. | false |
| Answer» B. false | |
| 21. |
_____________applies authority-based rankingto keyword search on labeled graphs, |
| A. | ObjectRank Algorithm |
| B. | Indexbased map |
| C. | nodekeyword map |
| D. | DISCOVER |
| Answer» B. Indexbased map | |
| 22. |
Estimated metrics include …………. which provide the number of times a user has potentially seen a certain piece of content or advertising. |
| A. | views |
| B. | impressions |
| C. | reach |
| D. | all of the above |
| Answer» E. | |
| 23. |
In Individual behavior, User-User Bahevior is the behavior individuals exhibit with respect to other |
| A. | entity |
| B. | social media |
| C. | community |
| D. | individuals |
| Answer» E. | |
| 24. |
The total number of people who see your content is content is termed as . |
| A. | impressions |
| B. | reach |
| C. | post |
| D. | economic value |
| Answer» C. post | |
| 25. |
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» D. None of the above | |
| 26. |
Collective Behavior Modelling can be performed via models, and |
| A. | cascade |
| B. | threshold |
| C. | network |
| D. | Both a and b |
| Answer» D. Both a and b | |
| 27. |
In Individual behavior, the target of User-Community behavior is |
| A. | entity in social media |
| B. | community |
| C. | individuals |
| D. | Both a and b |
| Answer» C. individuals | |
| 28. |
Which are the steps used to perform behavioral analysis? |
| A. | Feature Analysis and Evaluation Strategy |
| B. | Observable behavior, Feature-Behavior Association and Evaluation Strategy |
| C. | An observable behavior, Features, Feature-Behavior Association and Evaluation Strategy |
| D. | Defining features and Observing individual behavior |
| Answer» D. Defining features and Observing individual behavior | |
| 29. |
In addition to the textual content of a tweet in Twitter, tweets come bundled with two additional pieces of metadata: and . |
| A. | tags; text |
| B. | entities; places |
| C. | URLs; user mentions |
| D. | status; user mentions |
| Answer» C. URLs; user mentions | |
| 30. |
When a behavior diffuses in a network, such as the behavior of individuals buying a product and referring it to others, one can use models. |
| A. | threshold |
| B. | cascade |
| C. | game theory |
| D. | network |
| Answer» B. cascade | |
| 31. |
Which are the most common data mining applications related to social networking sites? |
| A. | Group detection and Recommendation systems |
| B. | Data representation |
| C. | Group profiling |
| D. | Both a and c |
| Answer» E. | |
| 32. |
In , nodes are similar when their neighborhoods are similar. |
| A. | transitivity |
| B. | centrality |
| C. | regular equivalence |
| D. | structural equivalence |
| Answer» D. structural equivalence | |
| 33. |
Which platform uses the Graph API as the primary way to get data into and out of the platform? |
| A. | |
| B. | |
| C. | |
| D. | None of these |
| Answer» B. Twitter | |
| 34. |
Which are the types of visualization in social networks? |
| A. | semantic and temporal |
| B. | node-link representation and matrix representation |
| C. | structural, semantic, temporal and statistical |
| D. | None of these |
| Answer» D. None of these | |
| 35. |
Predicting movie box-office revenues is an example of prediction |
| A. | Individual behavior |
| B. | user behavior |
| C. | collective behavior |
| D. | group behavior |
| Answer» D. group behavior | |
| 36. |
Befriending someone, playing games, following, blocking, subscribing, or chatting demonstrates and writing a blogpost or review or uploading a photo to a social media site demonstrates . |
| A. | User-User Behavior ; User- Entity Behavior |
| B. | User-User Behavior ; User-Community Behavior |
| C. | User-Community Behavior ; User-Entity Behavior |
| D. | User-Entity Behavior ; User- Community Behavior |
| Answer» B. User-User Behavior ; User-Community Behavior | |
| 37. |
Which are the types of migration that take place in social media sites? |
| A. | Site Migration |
| B. | Attention Migration |
| C. | Both a and b |
| D. | None of the above |
| Answer» D. None of the above | |
| 38. |
What is Individual Behavior Analysis? |
| A. | It helps to understand how different factors affect indivdual behaviors observed online. |
| B. | It helps to understand indivdual behaviors in community. |
| C. | It helps to understand behavior of community and entity in social media |
| D. | None of the above |
| Answer» B. It helps to understand indivdual behaviors in community. | |
| 39. |
Which are offline generated social media data sources? |
| A. | telephone marketing and customer support |
| B. | printed press |
| C. | E-commerce |
| D. | Both a and b |
| Answer» E. | |
| 40. |
Which are the methods based on paths between nodes that are used to calculate similarity? |
| A. | Katz measure |
| B. | Hitting and Commute Time |
| C. | Rooted PageRank, SimRank |
| D. | All of the above |
| Answer» E. | |
| 41. |
What defines a centrality measure for the nodes (webpages) in this web-graph? |
| A. | Eigenvector Centrality |
| B. | Katz Centrality |
| C. | PageRank |
| D. | Group Centrality |
| Answer» D. Group Centrality | |
| 42. |
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» B. online ; offline | |
| 43. |
A well-known causality detection technique is |
| A. | Granger causality |
| B. | system causality |
| C. | statistical causality |
| D. | algorithmic causality |
| Answer» B. system causality | |
| 44. |
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» E. | |
| 45. |
Twitter's API uses API and format. |
| A. | REST ; JSON |
| B. | SOAP ; XML |
| C. | XML-RPC; JSON |
| D. | Composite; YAML |
| Answer» B. SOAP ; XML | |
| 46. |
Facebook uses API that provides the primary means of interacting with the Social Graph. |
| A. | XML |
| B. | Composite |
| C. | Graph |
| D. | RPC |
| Answer» D. RPC | |
| 47. |
In Individual behavior, the target of User-Entity behavior is |
| A. | individuals |
| B. | community |
| C. | entity in social media |
| D. | user |
| Answer» D. user | |
| 48. |
Which type of analysis is used for analyzing content? |
| A. | Link analysis |
| B. | Link prediction |
| C. | Node analysis |
| D. | Text analysis |
| Answer» E. | |
| 49. |
Which measure ranks nodes with more connections higher in terms of centrality? |
| A. | Group Centrality |
| B. | Degree Centrality |
| C. | Eigenvector Centrality |
| D. | None of the above |
| Answer» C. Eigenvector Centrality | |
| 50. |
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» C. User-Entity Behavior | |