Question 1

A business analyst requests an analysis of data to display a table of all of a company’s cloth products that were sold in the UK in June, compare the sales figures with those in September, and then compare them with other product sales in the UK over the same period. Which of the following methods enables the data scientist to extract and query data in order to analyze it from different angles?

Options :

A : Online standard processing

B : Online transactional processing

C : Online query processing

D : Online analytical processing

Answer: D

Question 2

Which of the following statistical methods refers to the probability that a population parameter will fall between a set of values for a certain proportion of times?

Options :

A : Percent difference

B : Confidence intervals

C : Frequencies/percentages

D : Percent change

Answer: B

Question 3

Which of the following data analytics tools is a cloud-based platform designed to provide direct, simplified, real-time access to business data for decision-makers across the company with minimal IT involvement?

Options :

A :

Snowflake

B : OLTP

C : Delta load

D : Domo

Answer: D

Question 4

A data analyst has been asked to organize the table below in the following ways: By sales from high to low - By state in alphabetic order -

Which of the following functions will allow the data analyst to organize the table in this manner?

Options :

A : Conditional formatting

B : Grouping

C : Filtering

D : Sorting

Answer: D

Question 5

A data analyst is working with a team to create a dashboard for a client who requires on-demand access. Which of the following is the best delivery method to support the clients requirement?

Options :

A : Email

B : Scheduled

C : Subscription

D : Static

Answer: C

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