최신 SDS 무료덤프 - DASCA Senior Data Scientist

문제1

ARIMA model is:

A. All of the above

B. Autoresponsive moving average

C. Autointeractive moving average

D. Autoreactive moving average

E. Autoregressive moving average

정답: E

설명: (DumpTOP 회원만 볼 수 있음)

문제2

Which of the following is a trend analysis component of time series decomposition?

A. All of the above

B. Irregular

C. Seasonal

D. Cyclical

E. Both A and B

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제3

Which of the following is TRUE for Tensor?

A. All of the above

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

C. Both B and C

D. Tensor is an array of floating-point numbers

E. Tensor is used to describe multidimensional arrays of numbers on which we perform linear operations

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제4

Which of the following is correct about customer lifetime value (CLTV)?
i. Most organizations determine the current customer lifetime value (CLTV) based on historic sales over past
12 to 18 months
ii. The goal of the CLTV score is to help marketing and store personnel to determine the "value" of a customer

A. Only i

B. Only ii

C. Both i and ii

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제5

HDFS supports which quotas?

A. Space quotas

B. Name quotas

C. None of the above

D. Both A and B

정답: D

설명: (DumpTOP 회원만 볼 수 있음)

문제6

Which of the following is a useful feature of functional programming?

A. Higher-Order Functions (HOFs)

B. All of the above

C. Immutable Data

D. Lazy Evaluation

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제7

Which of the following phases is NOT a Big Data Business Model Maturity Index?

A. Business Strategy

B. Data Monetization

C. Business Monitoring

D. Business Metamorphosis

E. Business Optimization

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제8

Spark programs can be written in:

A. All of the above

B. Scala

C. None of the above

D. Python

E. Java

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제9

Which of the following is an example of NLP?

A. Using Twitter to assess public sentiment

B. All of the above

C. Flagging e-mails as spam

D. Both A and C

E. Finding which text documents are about similar topics

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

최신 SDS 무료덤프 - DASCA Senior Data Scientist

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