Pre-Summer Sale Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: 65pass65

DA0-001 CompTIA Data+ Certification Exam is now Stable and With Pass Result | Test Your Knowledge for Free

Exams4sure Dumps

DA0-001 Practice Questions

CompTIA Data+ Certification Exam

Last Update 4 hours ago
Total Questions : 396

Dive into our fully updated and stable DA0-001 practice test platform, featuring all the latest CompTIA Data+ exam questions added this week. Our preparation tool is more than just a CompTIA study aid; it's a strategic advantage.

Our free CompTIA Data+ practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about DA0-001. Use this test to pinpoint which areas you need to focus your study on.

DA0-001 PDF

DA0-001 PDF (Printable)
$43.75
$124.99

DA0-001 Testing Engine

DA0-001 PDF (Printable)
$50.75
$144.99

DA0-001 PDF + Testing Engine

DA0-001 PDF (Printable)
$63.7
$181.99
Question # 91

An employer needs to maintain adequate office staffing during the winter and wants to track storm data. Which of the following data collection methods should the employer use?

Options:

A.  

Web scraping

B.  

Public databases

C.  

Observations

D.  

Weather surveys

Discussion 0
Question # 92

A data profiling rule checks the quality of all email addresses in a database. The rule returns a value with the number of email addresses that conformed to the rule. Which of the following options describes this value?

Options:

A.  

Columns passed

B.  

Rows passed

C.  

Rows failed

D.  

Columns failed

Discussion 0
Question # 93

Given the following data sample:

Question # 93

Which of the following best describes the data quality issue?

Options:

A.  

Data outlier

B.  

Consistent data

C.  

Duplicate data

D.  

Invalid data

Discussion 0
Question # 94

Which of the following is the most appropriate to consider when creating a schema of a central group broken into detailed subcategories?

Options:

A.  

Relational

B.  

Hierarchical

C.  

Snowflake

D.  

Star

Discussion 0
Question # 95

While reviewing survey data, an analyst notices respondents entered “Jan,” “January,” and “01” as responses for the month of January. Which of the following steps should be taken to ensure data consistency?

Options:

A.  

Delete any of the responses that do not have “January” written out.

B.  

Replace any of the responses that have “01”.

C.  

Filter on any of the responses that do not say “January” and update them to “January”.

D.  

Sort any of the responses that say “Jan” and update them to “01”.

Discussion 0
Question # 96

An analyst needs to conduct a quick analysis. Which of the following is the FIRST step the analyst should perform with the data?

Options:

A.  

Conduct an exploratory analysis and use descriptive statistics.

B.  

Conduct a trend analysis and use a scatter chart.

C.  

Conduct a link analysis and illustrate the connection points.

D.  

Conduct an initial analysis and use a Pareto chart.

Discussion 0
Question # 97

Which of the following components need to be added to ensure the report is point-in-time and static? (Select two).

Options:

A.  

A control group for the phrases

B.  

A summary of the KPIs

C.  

Filter buttons for the status

D.  

The date when the report was last accessed

E.  

The time period the report covers

F.  

The date on which the report was run

Discussion 0
Question # 98

An analyst computed a new variable of income per day in the household by multiplying the number of days worked by the number of people working in the household and the income earned per day. Which of the following is the correct name for this new variable?

Options:

A.  

Derived

B.  

Categorical

C.  

Continuous

D.  

Control

Discussion 0
Question # 99

An analyst is designing a dashboard that will provide a story of the sales and sales customer ratio. The following data is available:

Question # 99

Which of the following charts should the analyst consider including in the dashboard?

Options:

A.  

A column chart with site and sales

B.  

A line chart with site and sales

C.  

A pie chart with site and sales

D.  

A scatter chart with site and sales

Discussion 0
Question # 100

Given the following:

Question # 100

Which of the following is the most important thing for an analyst to do when transforming the table for a trend analysis?

Options:

A.  

Fill in the missing cost where it is null.

B.  

Separate the table into two tables and create a primary key

C.  

Replace the extended cost field with a calculated field.

D.  

Correct the dates so they have the same format.

Discussion 0
Get DA0-001 dumps and pass your exam in 24 hours!

Free Exams Sample Questions