REVISION QUESTIONS AND 100
%VERIFIED ANSWERS.
Data Scientists Are Able To Find ______, _________, And _____ In Unstructured Data.
Correct Answer; Order, Meaning, And Value
What Is Involved In The Planning Phase?
Correct Answer; 1. Defining Goals
2. Organizing Resources
3. Coordinate People
4. Schedule Project
Brainpower
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What Is Involved In The Wrangling Phase?
Correct Answer; 5. Get Data
6. Clean Data
7. Explore Data
8. Refine Data
What Is Involved In The Modeling Phase?
Correct Answer; 9. Create Model
10. Validate Model
11. Evaluate Model
12. Refine Model
What Is Involved In The Applying Phase?
Correct Answer; 13. Present Model
14. Deploy Model
15. Revisit Model
16. Archive Assets
____________________ Are Programming Languages That Are Very Frequently Used For Data
Manipulation And Modeling.
Correct Answer; Python Or R
___________ Are General-Purpose Languages That Are Used For The Back End, The
Foundational Elementsterm-26 Of Data Science, And They Provide Maximum Speed.
Correct Answer; C, And C++, And Java
, ____________________ Is A Language For Working With Relational Databases To Do Queries
And Data Manipulation.
Correct Answer; Sql
What Does Sql Stand For?
Correct Answer; Structured Query Language
This Is Where You Actually Create The Statistical Model And You Do The Linear Regression.
You Do The Decision Tree. You Do The Deep Learning Neural Network.
Modeling
Correct Answer; These Are The Developers, And The System Architects, The People Who
Focus On The Hardware And The Software That Make Data Science Possible
Data Engineers
Correct Answer; This Is The Phase Of Collecting Data.
Data Acquisition
Correct Answer; Which Phase? - Working With Stakeholders To Help Them Ask Better
Questions So That Both They And You Understand The Outcome.
Discovery
What Are The 4 Parts Of Data Analytics Cycle?
Correct Answer; Planning, Wrangling, Modeling And Applying
This Phase Is Also Known As The Discovery Phase. During This Phase, An Analyst Defines The
Major Questions Of Interest That Need To Be Answered, Understand The Needs Of The
Stakeholders, And Assess The Resource Constraints In The Project.
Correct Answer; Business Understanding
____________________ Is The Person Who Champions The Vision Of The Project And Has
The Authority To Allocate Resources.
Correct Answer; The Project Sponsor
__________________ Is Responsible For Making Sure Things Get Done On Time And Within
Budget And Removes Roadblocks.
Correct Answer; Project Manager
___________ Is When New Requirements Are Added To The Project That Increases The
Time/Resources Needed To Complete It.
Correct Answer; Scope Creep
What Are The 3 Types Of Analysis?
Correct Answer; Descriptive, Predictive, Prescriptive