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CompTIA Updated DA0-001 Exam Questions and Answers by casey

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CompTIA DA0-001 Exam Overview :

Exam Name: CompTIA Data+ Certification Exam
Exam Code: DA0-001 Dumps
Vendor: CompTIA Certification: CompTIA Data+
Questions: 363 Q&A's Shared By: casey
Question 76

A data analyst is compiling a report that a Chief Executive Officer needs for an impromptu meeting. The report should include information on the previous day's performance. Which of the following reports should the analyst provide?

Options:

A.

Tactical

B.

Ad hoc

C.

Dynamic

D.

Recurring

Discussion
Question 77

An analyst wants to extract data from a variety of sources and store the data in a cloud-based environment prior to cleaning. Which of the following integration techniques should the analyst use?

Options:

A.

ETL

B.

API

C.

SQL

D.

ELT

Discussion
Question 78

A data set for sales per month includes the following data:

Questions 78

Which of the following cleaning and profiling methods should be applied to the data set?

Options:

A.

Data outliers

B.

Invalid data

C.

Duplicate data

D.

Data type validation

Discussion
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Question 79

Which of the following occurs if a 90% confidence interval increases to 95%?

Options:

A.

The margin of error does not change.

B.

The interval remains the same.

C.

The interval becomes narrower.

D.

The margin of error doubles.

Discussion
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