CompTIA DA0-001 Exam Syllabus Topics:
| Topic | Details |
|---|
Data Concepts and Environments - 15% |
| Identify basic concepts of data schemas and dimensions. | - Databases - Data mart/data warehousing/data lake - Online transactional processing (OLTP)
- Online analytical processing (OLAP)
- Schema concepts - Slowly changing dimensions - Keep current information
- Keep historical and current information
|
| Compare and contrast different data types. | - Date - Numeric - Alphanumeric - Currency - Text - Discrete vs. continuous - Categorical/dimension - Images - Audio - Video |
| Compare and contrast common data structures and file formats. | - Structures- Structured
- Defined rows/columns - Key value pairs - Unstructured
- Undefined fields - Machine data
- Data file formats - Text/Flat file
- Tab delimited - Comma delimited - JavaScript Object Notation (JSON)
- Extensible Markup Language (XML)
- Hypertext Markup Language (HTML)
|
Data Mining - 25% |
| Explain data acquisition concepts. | - Integration- Extract, transform, load (ETL)
- Extract, load, transform (ELT)
- Delta load
- Application programming interfaces (APIs)
- Data collection methods - Web scraping
- Public databases
- Application programming interface (API)/web services
- Survey
- Sampling
- Observation
|
| Identify common reasons for cleansing and profiling datasets. | - Duplicate data - Redundant data - Missing values - Invalid data - Non-parametric data - Data outliers - Specification mismatch - Data type validation |
| Given a scenario, execute data manipulation techniques. | - Recoding data - Derived variables - Data merge - Data blending - Concatenation - Data append - Imputation - Reduction/aggregation - Transpose - Normalize data - Parsing/string manipulation |
| Explain common techniques for data manipulation and query optimization. | - Data manipulation- Filtering
- Sorting
- Date functions
- Logical functions
- Aggregate functions
- System functions
- Query optimization - Parametrization
- Indexing
- Temporary table in the query set
- Subset of records
- Execution plan
|
Data Analysis - 23% |
| Given a scenario, apply the appropriate descriptive statistical methods. | - Measures of central tendency Mean Median Mode - Measures of dispersion- Range
Max Min - Distribution
- Variance
- Standard deviation
- Frequencies/percentages - Percent change - Percent difference - Confidence intervals |
| Explain the purpose of inferential statistical methods. | - t-tests - Z-score - p-values - Chi-squared - Hypothesis testing- Type I error
- Type II error
- Simple linear regression - Correlation |
| Summarize types of analysis and key analysis techniques. | - Process to determine type of analysis- Review/refine business questions
- Determine data needs and sources to perform analysis
- Scoping/gap analysis
- Type of analysis - Trend analysis
- Comparison of data over time - Performance analysis
- Tracking measurements against defined goals - Basic projections to achieve goals - Exploratory data analysis
- Use of descriptive statistics to determine observations - Link analysis
- Connection of data points or pathway
|
| Identify common data analytics tools. | - Structured Query Language (SQL) - Python - Microsoft Excel - R - Rapid mining - IBM Cognos - IBM SPSS Modeler - IBM SPSS - SAS - Tableau - Power BI - Qlik - MicroStrategy - BusinessObjects - Apex - Dataroma - Domo - AWS QuickSight - Stata - Minitab |
Visualization - 23% |
| Given a scenario, translate business requirements to form a report. | - Data content - Filtering - Views - Date range - Frequency - Audience for report |
| Given a scenario, use appropriate design components for reports and dashboards. | - Report cover page- Instructions
- Summary
- Observations and insights
- Design elements - Color schemes
- Layout
- Font size and style
- Key chart elements
- Titles - Labels - Legends - Corporate reporting standards/style guide
- Branding - Color codes - Logos/trademarks - Watermark
- Documentation elements - Version number
- Reference data sources
- Reference dates
- Report run date - Data refresh date - Frequently asked questions (FAQs) - Appendix
|
| Given a scenario, use appropriate methods for dashboard development. | - Dashboard considerations- Data sources and attributes
- Field definitions - Dimensions - Measures - Continuous/live data feed vs. static data
- Consumer types
- C-level executives - Management - External vendors/stakeholders - General public - Technical experts
- Development process - Mockup/wireframe
- Layout/presentation - Flow/navigation - Data story planning - Approval granted
- Develop dashboard
- Deploy to production
Delivery considerations - Subscription
- Scheduled delivery
- Interactive (drill down/roll up)
- Saved searches - Filtering - Static - Web interface - Dashboard optimization - Access permissions
|
| Given a scenario, apply the appropriate type of visualization. | - Line chart - Pie chart - Bubble chart - Scatter plot - Bar chart - Histogram - Waterfall - Heat map - Geographic map - Tree map - Stacked chart - Infographic - Word cloud |
| Compare and contrast types of reports. | - Static vs. dynamic reports - Ad-hoc/one-time report - Self-service/on demand - Recurring reports - Compliance reports (e.g., financial, health, and safety)
- Risk and regulatory reports
- Operational reports [e.g., performance, key performance indicators (KPIs)]
- Tactical/research report |
Data Governance, Quality, and Controls - 14% |
| Summarize important data governance concepts. | - Access requirements- Role-based
- User group-based
- Data use agreements
- Release approvals
- Security requirements - Data encryption
- Data transmission
- De-identify data/data masking
- Storage environment requirements - Shared drive vs. cloud based vs. local storage
- Use requirements - Acceptable use policy
- Data processing
- Data deletion
- Data retention
- Entity relationship requirements - Record link restrictions
- Data constraints
- Cardinality
- Data classification - Personally identifiable information (PII)
- Personal health information (PHI)
- Payment card industry (PCI)
- Jurisdiction requirements - Impact of industry and governmental regulations
- Data breach reporting - Escalate to appropriate authority
|
| Given a scenario, apply data quality control concepts. | - Circumstances to check for quality- Data acquisition/data source
- Data transformation/intrahops
- Pass through - Conversion - Data manipulation
- Final product (report/dashboard, etc.)
- Automated validation - Data field to data type validation
- Number of data points
- Data quality dimensions - Data consistency
- Data accuracy
- Data completeness
- Data integrity
- Data attribute limitations
- Data quality rule and metrics - Conformity
- Non-conformity
- Rows passed
- Rows failed
- Methods to validate quality - Cross-validation
- Sample/spot check
- Reasonable expectations
- Data profiling
- Data audits
|
| Explain master data management (MDM) concepts. | - Processes- Consolidation of multiple data fields
- Standardization of data field names
- Data dictionary
- Circumstances for MDM - Mergers and acquisitions
- Compliance with policies and regulations
- Streamline data access
|
Reference: https://www.comptia.org/training/books/data-da0-001-study-guide
What is the salary of the CompTIA DA0-001 Exam
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For more info read reference:
CompTIA DA0-001 Exam Reference
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