Explore topic-wise MCQs in Information Technology Engineering (IT).

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. Facebook
B. Instagram
C. Snapchat
D. Whatsapp
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. Facebook
B. Twitter
C. Instagram
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