An analyst is building a reporting deck. The deck must include tracking and visualizing metrics and row-level security. Which of the following actions should the analyst take after meeting the initial requirements?
AShow a mock-up to the team.
BExplain the desired level of reporting detail.
CPresent an analysis of the data.
DFind out the project due date.
Which of the following pieces of information, if made public, results in a data privacy violation?
AGender
BDriver’s license
CAge
DEmployment status
A data analyst needs to use one table's data to refine data selection from a second table. Which of the following is the most efficient way?
ASubquery
BAggregate
CUnion
DJoin
A data analysis team needs to segment customers based on customer spending behavior. Given one million rows of data like the information in the following sales order table:
Which of the following techniques should the team use for this task?
AStandardization
BConcatenate
CBinning
DAppending
Question 6
Data concepts and environments
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Question 7
Data analysis
Question 8
Data concepts and environments
Question 9
Data governance
Question 10
Data concepts and environments
Question 11
Data acquisition and preparation
Question 12
Data acquisition and preparation
Question 13
Data governance
Question 14
Data governance
Question 15
Data acquisition and preparation
Question 16
Data analysis
Question 17
Visualization and reporting
Question 18
Data analysis
Question 19
Visualization and reporting
Question 20
Data analysis
Question 21
Data analysis
Question 22
Data concepts and environments
Question 23
Data analysis
Question 24
Data governance
Question 25
Visualization and reporting
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Which of the following is found in metadata?
ATransformations
BData lineage
CSyntax
DVariable types
A data analyst is analyzing the following data set:
Which of the following methods should the analyst use to determine the total cost for each transaction?
AParsing
BScaling
CCompressing
DDeriving
Which of the following allows the transfer of isolated applications to multiple environments?
AVirtualization
BVersion control
CContinuous integration
DContainerization
A data breach occurs at a company. Which of the following actions should be taken?
AMake an announcement on social media so customers are aware as soon as possible.
BTell the company management team and then tell regulatory agencies.
CKeep the incident a secret until the issue is resolved.
DInform the entire IT sector, but ask for discretion.
A data analyst is modeling a new data warehouse to analyze sales. One of the requirements is to analyze sales by region. Which of the following best describes the region table?
AFact
BDimensional
CBridge
DSnowflake
Which of the following data repositories stores unformatted data in its original, raw form?
AData warehouse
BData silo
CData mart
DData lake
A data analyst must combine service calls into low-, medium-, and high-priority levels in order to analyze organizational responses. Which of the following techniques should the analyst use for this task?
AAugmentation
BImputation
CScaling
DBinning
Which of the following explains the purpose of UAT?
ATo begin the software application development process to enhance user experience
BTo ensure all parts of the software application work together after each sprint
CTo review software application crashes, create patches, and deploy to users
DTo validate and verify that a software application meets the needs and requirements of users
A data analyst notices that a certain field that stores customer IDs in a defined format has incorrect values. Which of the following could help the analyst identify the issue?
AOutliers
BValidation
CRedundancy
DCompleteness
Which of the following tools would a data analyst most likely use to modify a simple data connection property in a configuration file?
ARStudio
BSSMS
CNotepad++
DToad
After a database upgrade, a report using datetime calculations does not complete due to an arithmetic overflow error. Which of the following is the best way for a data analyst to troubleshoot the issue?
AChanging the report filter
BReviewing error logs
CVerifying the columns' data types
DChecking that the data has refreshed
A data analyst is preparing a report for external users. The analyst must ensure that visuals can be identified as belonging to the organization. Which of the following should the analyst add to the report to best meet this requirement?
ALegal disclaimer
BInfographic
CSubtitle
DWatermark
A data analyst is evaluating all conditions in a query. Which of the following is the best logical function to accomplish this task?
AOR
BNOT
CAND
DIF
A data analyst is helping a company achieve its strategic goals. Which of the following types of analytics should the analyst incorporate into the dashboards and tools delivered to the company?
APrescriptive
BPredictive
CDiagnostic
DDescriptive
Given the following data set:
Which of the following is the mode?
A35
B37
C41
D43
A data analyst needs to join data from two tables in a way that all data from one table is shown even if a matching row is not in the other table. Which of the following should the analyst use to achieve the desired output?
AINNER JOIN
BCROSS JOIN
CRIGHT OUTER JOIN
DFULL OUTER JOIN
Which of the following best represents a type of infrastructure that requires a company to purchase and maintain all of its own servers?
APrivate
BCloud
CHybrid
DPublic
A data analyst receives a flat file that includes dates. The analyst needs to calculate the number of days from the dates on the file to the current date. Which of the following is the best way to complete this task?
AConvert data to date format and use date functions.
BValidate the date format with logical functions and use date functions to analyze.
CUse date functions to analyze the data with no conversion.
DTransform data to a numerical value and use mathematical functions.
A manager wants a report that contains the days off for each direct report. The manager needs this report to always be up-to-date with the latest data. Which of the following describes the refresh frequency that the manager is requesting?
AReal-time
BAd hoc
CSnapshot
DDynamic
The human resources department wants to understand the relationship between the ages and incomes of all employees. Which of the following graphics is the most appropriate to present the analysis?