Quiznetik

Social Media Analytics (SMA) | Set 2

1. Which statement is not TRUE regarding a data mining task?

Correct : C. Regression is a descriptive data mining task

2. Synonym for data mining is

Correct : B. Knowledge discovery in database

3. Which of the following is not a data mining task?

Correct : A. Feature Subset Detection

4. Which of the following issue is considered before investing in Data Mining?

Correct : D. All of the above

5. Data independence means

Correct : D. Both (B) and (C)

6. A definition or a concept is if it classifies any examples as coming within the concept

Correct : B. Consistent

7. Which of the following activities is a data mining task?

Correct : A. Monitoring the heart rate of a patient for abnormalities

8. Data Visualization in mining cannot be done using

Correct : A. Photos

9. To detect fraudulent usage of credit cards, the following data mining task should be used

Correct : A. Outlier analysis

10. A definition or a concept is if it classifies any examples as coming within the concept

Correct : B. Consistent

11. Classification accuracy is

Correct : B. Measure of the accuracy, of the classification of a concept that is given by a certain theory

12. Cluster is

Correct : A. Group of similar objects that differ significantly from other objects

13. 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

Correct : B. Regression

14. Bayesian classifiers is

Correct : A. class of learning algorithm that tries to find an optimum classification of a set of examples using the probabilistic theory

15. Background knowledge referred to

Correct : B. A neural network that makes use of a hidden layer

16. Which of the following is finally produced by Hierarchical Clustering?

Correct : B. tree showing how close things are to each other

17. Which of the following is required by K-means clustering?

Correct : D. all of the mentioned

18. Point out the wrong statement.

Correct : C. k-nearest neighbor is same as k-means

19. Which of the following combination is incorrect?

Correct : D. None of the mentioned

20. Which of the following ways can be used to represent a graph?

Correct : C. Adjacency List, Adjacency Matrix as well as Incidence Matrix

21. Which of the following function is used for k-means clustering?

Correct : A. k-means

22. K-means is not deterministic and it also consists of number of iterations.

Correct : A. true

23. N-grams are defined as the combination of N keywords together. How many bi-grams can be generated from given sentence?

Correct : C. 9

24. Social networks are great distribution channel for ___________

Correct : D. marketing messages

25. Two increasingly important ethical aspects of social media are

Correct : B. Transparency and privacy.

26. Larger Social n/w ing sites ____________

Correct : B. sets social media trends

27. White label social n/w is privately run by non profit organization

Correct : A. true

28. WHICH SOCIAL NETWORK DOES NOT OFFER ANALYTICS?

Correct : D. None of Above

29. Which of the following is NOT a fundamental area of change regarding people's media habits?

Correct : A. Communication.

30. WHICH SOCIAL NETWORK DOES NOT PROVIDE USERS WITH SELFIE FILTERS?

Correct : D. twitter

31. WHAT IS THE LARGEST GLOBAL SOCIAL NETWORK (BY TOTAL ACTIVE USERS)?

Correct : A. Facebook

32. Which of the following is valuable in increasing page rank?

Correct : C. quantity of links from other highly ranked pages to your site

33. What is social media optimization?

Correct : A. Creating content for publicity via social n/w

34. What is vlog?

Correct : B. Video Blog

35. Which technology concerned with social media privacy?

Correct : C. Cyber Security

36. Which of these is usually not kept private on social media?

Correct : B. username

37. Which of these social media platforms features end to end encryption?

Correct : D. Whatsapp

38. Which of these is a password protect measure?

Correct : B. setting strong passwords

39. Which social network is considered the most popular for social media marketing?

Correct : B. Facebook

40. What is the name for Facebook`s ranking algorithm?

Correct : D. Edge rank

41. Which of the following is an important aspect of creating blogs and posting content?

Correct : D. All of the above

42. What is meant by "micro-blogging"?

Correct : B. Blogs with limited individual posts, limited by character count typically

43. What is "social media optimization"?

Correct : A. Creating content which easily creates publicity via social networks

44. What would the marketing budget section of a marketing plan detail?

Correct : C. The expected costs for each ad campaign based on the delivery method

45. How does creating a social network marketing plan differ from a traditional marketing plan?

Correct : B. The staff requirements and skill sets for social marketing are different

46. Which of the following is functions of social media for business?

Correct : C. Both A and B

47. Social networks are organized primarily around _____________

Correct : B. People

48. Which social network most popular for Business to Business marketing.

Correct : D. LinkedIn

49. Visualization of Social n/w depicted by_____________

Correct : C. Varying size and color of nodes

50. Most common Social n/w characteristics used are__________

Correct : D. All above

51. Popular algorithm for node_link diagram is ___________

Correct : B. Forced directed layout algorithm

52. Visualization is ______display of data.

Correct : B. graphical

53. Social network analysis is process of investigating through use of ____and ______

Correct : C. network , Graph

54. Adjacency graphs are ___________

Correct : A. one mode

55. Following are measures of Centrality

Correct : D. All above

56. Current visualization of social n/w is some form of ____________

Correct : A. Node_Link_diagram

57. Which is not algorithmic approach for visualization?

Correct : D. Edge Layout

58. Hive plots defines____________layout for nodes

Correct : A. Linear

59. Circular graph layout is a drawing scheme where all nodes are placed on the ____________ of a circle.

Correct : B. perimeter

60. A measure of connectedness between components of graph is ___________

Correct : D. Betweenness

61. Following are N/w Visualization applications.

Correct : D. All above

62. Affiliation graphs are ___________

Correct : B. two mode

63. Which is not a visualization tool

Correct : B. Ruby

64. ____________ is an open source software platform for visualizing molecular interaction networks

Correct : A. Cytoscape

65. Software Framework for Dynamic Network Visualization and Analysis is ______

Correct : C. Commetrix

66. ____________is a cloud-based text and social networks analyzer

Correct : D. Netlytic

67. _______performs network analysis AND network visualization in one integrated product.

Correct : B. InFlow

68. MeerKat offers facilities for automated ___________mining

Correct : C. community

69. ____________ is dedicated to the analysis and visualization of relational data.

Correct : A. Tulip

70. ___________is an interactive visualization and exploration platform for all kinds of networks and complex systems, dynamic and hierarchical graphs

Correct : B. Gephi

71. _______software for analysis and visualization of large networks used for Windows-only.

Correct : C. Pajek

72. ________is used for bibliometric data.

Correct : A. VOSViewer

73. _______is an online tool that lets you visualize and analyze LinkedIn network

Correct : D. Socilab

74. ________________is cross-platform user friendly tool that allows you to draw social network

Correct : B. Social Network Visualizer

75. ___________is open source and free visualization tool

Correct : D. Gephi

76. ____________predicts future trends & behaviors, allowing business managers to make proactive,knowledge-driven decisions.

Correct : C. Data mining.

77. Text mining reads an ____________ form of data to provide meaningful information patterns

Correct : B. unstructured

78. Keyword search on XML data is a simpler problem because_______

Correct : B. XML data is mostly tree structured

79. Most well-known keyword search algorithm for relational data is _______

Correct : C. Both

80. Following is not classification algorithm

Correct : D. Indexbased

81. A common tool kit used for classification is__________

Correct : B. Rainbow

82. The problem of network clustering is closely related to the traditional problem of ___________

Correct : C. graph partitioning

83. Major challenge which arises in the context of social networks is that many such networks are______________

Correct : B. heterogeneous

84. The primary idea in___________ is that data mining problems have varying levels of diffculty in different domains

Correct : C. transfer learning

85. Supervised approaches depend on some a-priori knowledge of the data which are___________

Correct : B. Class labels

86. Clustering is a common____________ data mining technique

Correct : A. unsupervised

87. Following is not a mining technique.

Correct : D. ObjectRanking

88. Which of the following is not a data mining functionality?

Correct : C. Selection and interpretation

89. The out put of KDD is____________

Correct : D. Useful information

90. ________________ is the process of finding a model that describes and distinguishes data classes or concepts.

Correct : B. Data Classification

91. Strategic value of data mining is____________

Correct : C. time-sensitive

92. _______________ is a summarization of the general characteristics or features of a target class of data.

Correct : D. Data Characterization

93. Bayesian classifiers is____________

Correct : A. A class of learning algorithm that tries to find an optimum classification of a set of examples using the probabilistic theory.

94. Self-organizing maps are an example of____________

Correct : A. Unsupervised learning

95. Some telecommunication company wants to segment their customers into distinct groups in order to send appropriate subscription offers, this is an example of_______

Correct : D. Unsupervised learning

96. The________ centrality measure does not allow for centrality values to be compared across networks

Correct : C. degree

97. Eigenvector centrality takes eigen vector of ____________

Correct : A. adjacency matrix

98. When bias term is added to the centrality values for all nodes no matter how they are situated in the network it is called_______

Correct : B. Katz

99. __________algorithm is more effective for betweenness centrality.

Correct : D. Brandes\

100. In____________centrality, the intuition is that the more central nodes are, the more quickly they can reach other nodes.

Correct : C. Closeness