Free Online CompTIA DA0-001 Practice Test

Prepare Your CompTIA DA0-001 Exam Questions with Free online DA0-001 Practice Test. Get Brilliant CompTIA Data+ Exam Results with Valid DA0 001 Exam Dumps.

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Total 377 Questions | Updated On: Apr 24, 2024

Question 1

Which of the following inferential statistical methods is a statistical test used to compare observed results with expected results?

A : t-tests

B : Chi-squared

C : p-values

D : Z-score

Answer: B

Question 2

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”?

A : Data merge

B : Derived variables

C : Data blending

D : Data append

Answer: B

Question 3

Joe. an analyst. tests the loading time on a dashboard he is preparing to go live and finds it is slower than he would like. Which of the following must occur to decrease the loading time?

A : Deploy the dashboard to production.

B : Change the field definitions.

C : Update the dashboard subscribers.

D : Optimize the dashboard.

Answer: D

Question 4

What cybersecurity goal protects an organization's data from unauthorized modification?

A : Confidentiality.

B : Non-repudiation.

C : Integrity.

D : Availability.

Answer: C

Question 5

A data set was recorded using multimedia technology. Which of the following is a necessary step on the way to interpretation?

A : Structural equation modeling

B : Transcription

C : Sequential analysis

D : Sampling

Answer: B

Page: 1 / 76

Total 377 Questions | Updated On: Apr 24, 2024