New CompTIA Data+ DA0-001 Exam Questions Give You The Confidence To Pass DA0-001 Exam

Regina2022-07-01T02:37:23+00:00

As the early-career data analytics certification, CompTIA Data+ certification is available for professionals tasked with developing and promoting data-driven business decision-making. ITExamShop has the new CompTIA Data+ DA0-001 exam questions available with the precise questions and answers, which will give you the confidence to pass the CompTIA Data+ Certification DA0-001 exam on the first attempt. The DA0-001 exam questions of ITExamShop are the best way to get yourself prepared for the CompTIA Data+ Certification exam confidently. To pass your CompTIA Data+ Certification DA0-001 exam, you can try the ITExamShop CompTIA Data+ DA0-001 exam questions now.

First Come Here To Read The CompTIA Data+ DA0-001 Free Exam Questions

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1. What SQL command is used to delete an entire table from a database?

DRO

MODIF

DELET

ALTE

2. A junior web developer is developing a new application where users can upload short videos. The first task is to create a homepage that shows the headline "Upload Your Short Videos" and a clickable button that says "upload now".

Which of the following HTML commands would help the developer to complete the task successfully?

< span >Upload Your Short Videos< /span >< button >upload now< /button >

< p >Upload Your Short Videos< /p >< p >upload now< /p >

< hl >Upload Your Short Videos< /h1 >< button >upload now< /button >

< hl >Upload Your Short Videos< /h1 >< hl >upload now< /h1 >

3. Jhon is working on an ELT process that sources data from six different source systems.

Looking at the source data, he finds that data about the sample people exists in two of six systems.

What does he have to make sure he checks for in his ELT process?

Choose the best answer.

Duplicate Data.

Redundant Data.

Invalid Data.

Missing Data.

4. Which one of the following tools would not be considered a fully featured analytics suite?

A. Minitab.

B. MicroStrategy.

C. Domo.

D. Power BI.

5. Consider the following dataset which contains information about houses that are for sale:

Which of the following string manipulation commands will combine the address and region name columns to create a full address?

full_address------------------------- 85 Turner St, Northern Metropolitan 25 Bloomburg St, Northern Metropolitan 5 Charles St, Northern Metropolitan 40 Federation La, Northern Metropolitan 55a Park St, Northern Metropolitan

SELECT CONCAT(address, ' , ' , regionname) AS full_address FROM melb LIMIT 5;

SELECT CONCAT(address, '-' , regionname) AS full_address FROM melb LIMIT 5;

SELECT CONCAT(regionname, ' , ' , address) AS full_address FROM melb LIMIT 5

SELECT CONCAT(regionname, '-' , address) AS full_address FROM melb LIMIT 5;

6. 1.Q3 2020 has just ended, and now a data analyst needs to create an ad-hoc sales report that demonstrates how well the Q3 2020 promotion went versus last year's Q3 promotion.

Which of the following date parameters should the analyst use?

2019 vs. YTD 2020

Q3 2019 vs. Q3 2020

YTD 2019 vs. YTD 2020

Q4 2019 vs. Q3 2020

7. A data analyst wants to create "Income Categories" that would be calculated based on the existing variable "Income".

The "Income Categories" would be as follows:

Income category 1: less than $1.

Income category 2: more than $1 and less than $20,000.

Income category 3: more than $20,001 and less than $40,000.

Income category 4: more than $40,001.

Which of the following data manipulation techniques should the data analyst use to create "Income Categories"?

Data merge

Derived variables

Data blending

Data append

8. What is the median of the following numbers?

13, 2, 65, 3, 5, 4, 7, 3, 4, 7, 8, 2, 4, 4, 60, 23, 43, 2

4.5

9. Analytics reports should follow corporate style guidelines.

True.

False.

10. Emma is working in a data warehouse and finds a finance fact table links to an organization dimension, which in turn links to a currency dimension that not linked to the fact table.

What type of design pattern is the data warehouse using?

Star.

Sun.

Snowflake.

Comet.

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11. Which one of the following in NOT a common data integration tool?

XSS

ELT

ETL

APIs

12. Jenny wants to study the academic performance of undergraduate sophomores and wants to determine the average grade point average at different points during an academic year.

What best describes the data set she needs?

A. Sample.

B. Observation.

C. Variable.

D. Population.

13. When analyzing the values of two variables, you decide to convert both variables so they are on a scale of 0 to 1.

What term describes this action?

Filtering.

Normalization.

Transposition.

Aggregation.

14. Which of the following roles is responsible for ensuring an organization's data quality, security, privacy, and regulatory compliance?

Data owner.

Data steward.

Data custodian.

Data processor.

15. Melissa wants to explore central tendency in her dataset.

Which statistic best matches her need?

Interquartile range.

Range.

Median.

Standard deviation.

16. Which of the following can be used to translate data into another form so it can only be read by a user who has a key or a password?

A. Data encryption.

B. Data transmission.

C. Data protection.

D. Data masking.

17. Alex wants to use data from his corporate sale, CRM, and shipping systems to try and predict future sales.

Which of the following systems is the most appropriate?

Choose the best answer.

Data mart.

OLA

Data Warehouse.

OLT

18. Andy is a pricing analyst for a retailer. Using a hypothesis test, he wants to assess whether people who receive electronic coupons spend more on average.

What should Andy's null hypothesis be?

People who receive electronic coupons spend more on average.

People who receive electronic coupons spend less on average.

People who receive electronic coupons do not spend more on average.

People who do not receive electronic coupons spend more on average.

19. You are working with a dataset and need to swap the values in rows with those in columns.

What action do you need to perform?

Recording

Filtering.

Aggregation.

Transposition.

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New CompTIA Data+ DA0-001 Exam Questions Give You The Confidence To Pass DA0-001 Exam

First Come Here To Read The CompTIA Data+ DA0-001 Free Exam Questions

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