Question 1

Which of the following is TRUE for Tensor?

Options :

A : Tensor is an array of floating-point numbers

B : In Tensor, there can be arbitrarily many dimensions to the array

C : Tensor is used to describe multidimensional arrays of numbers on which we perform linear operations

D : Both B and C

E : All of the above

Answer: E

Question 2

Which of the following is FALSE for Social Network Analysis (SNA)?

Options :

A : Social Network Analysis (SNA) is an example of graph analysis

B : Social Network Analysis (SNA) is an example of trend analysis

C : SNA is used to investigate social structures and relationships across social networks

D : SNA characterizes networked structures in terms of nodes and the ties or edges that connect them

E : None of the above

Answer: B

Question 3

Which of the following is True about Time Series Analysis?

Options :

A : Predicting when/whether an event will occur, such as a failure of the machine generating the data

B : Projecting the value of the time series at future points in time, such as a stock whose price we want to predict

C : Identifying interesting patterns in a corpus of time series data that is too large for a human to comb through

D : Both A and B

E : All of the above

Answer: E

Question 4

Which of these are open-source column-oriented databases?

Options :

A : Cassandra

B : HBase

C : Accumulo

D : Both A and B

E : All of the above

Answer: E

Question 5

Tar is an example of:

Options :

A : Archive file format

B : CSV file format

C : ARV file format

D : Text file format

E : None of the above

Answer: A

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