Comptia passleader pdf Da0-001 Study Guide by Clemmie q68 vce pdf

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Exam Name:	CompTIA Data+ Certification Exam
Exam Code:	DA0-001 Dumps
Vendor:	CompTIA	Certification:	CompTIA Data+
Questions:	396 Q&A's	Shared By:	clemmie

Question 100

Encryption is a mechanism for protecting data.

When should encryption be applied to data?

Choose the best answer.

Options:

When data is at rest.

When data is at rest or in transit.

When data is in transit.

When data is at rest, unless you are using local storage.

Discussion

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Question 101

An analyst wants to combine two data sets into a single spreadsheet. Column names from the first spreadsheet are listed in rows in the second spreadsheet. Which of the following is the first step the analyst should take to combine the data sets?

Options:

Blend

Merge

Concatenate

Transpose

Discussion

Question 102

Which of the following is most likely to be used as a data-mining ETL tool?

Options:

SSIS

Stata

SPSS

Cognos

Discussion

Question 103

A database consists of one fact table that is composed of multiple dimensions. Each dimension is represented by a denormalized table. This structure is an example of a:

Options:

non-relational schema.

galaxy schema.

snowflake schema.

star schema.