Business Intelligence Foundation Professional Certification Exam Answers – Certiprof
Question 1: It is the attribute of an entity that exists as a dependency on another entity, whose values must match values of a key that must be primary to another relationship:
- Foreign Key.
- Composite Primary Key.
- Primary Key.
Question 2: A foreign key must correspond to a primary key of another table.
- True.
- False.
Question 3: What is a data source in general?
- It is the location where the data being used comes from.
- A BI software.
- A Data Mining Platform.
Question 4: One of the difficulties in implementing BI solutions is the diversity of data sources you may have, what would be a solution to this?
- Perform analysis for each source.
- Data integration.
- Request to unify data sources.
- Export data.
Question 5: Data relationships and constraints are a concept of:
- Data relationship model.
- Qlik Sense.
- Power BI.
- Primary key.
Question 6: Transformation is part of:
- ETL.
- Descriptive analysis.
- Prescriptive Analysis.
- Predictive analytics.
Question 7: Full extraction is performed only with the data that have changed since a given event.
- True.
- False.
Question 8: Incremental extraction is performed only on data that has changed since a given event.
- True.
- False.
Question 9: Use of historical data analysis to identify trends and relationships:
- Historical Analysis.
- Descriptive Analysis.
- Referential analysis.
Question 10: Identify the likelihood of future outcomes based on historical data:
- Descriptive Analytics.
- Historical Analytics.
- Predictive Analytics.
- Prescriptive Analytics.
Question 11: Discovering patterns and forecasting future patterns, using advanced statistics and predictive analytics is the definition of:
- Advanced programmer.
- BI Developer.
- Data science.
- BI Analysis.
Question 12: What is happening? This question should be asked in the phase:
- Observe.
- Understand.
- Predict.
- Decide.
Question 13: Processes that read the data from the different sources, transform and adapt them to the model we have defined, debug and clean them, and introduce them into the target database:
- Transformation Processes.
- Extraction Processes.
- Data Loading Processes.
Question 14: Why does it happen? It is a question of the phase of:
- Predict.
- Collaborate.
- Observe.
- Understand.
Question 15: What does the acronym BI stand for?
- Business Improve.
- Business Impact.
- Business Intelligence.
- Business Insider.
Question 16: What is a real and measurable advantage of using BI?
- Time increase.
- Reduction of information security.
- Identification of new business opportunities.
- Expand the company’s value chain.
Question 17: Some of these are sources of data collection:
- Databases.
- Flat files.
- Registration data.
- All of the above.
Question 18: Depending on the requirement of the organization the data upload can have a variety of different actions.
- True.
- False.
Question 19: “What is most likely to happen in the future based on historical trends?” the type of analysis that can help me answer the above question is:
- Prescriptive Analytics.
- Predictive Analytics.
- Descriptive Analytics.
- Historical Analytics.
Question 20: Which of the following options are part of the BI strategy?
- Identify key stakeholders.
- Failure to define the scope.
- Have a roadmap.
- A and B are correct.
- A and C are correct.
- None is correct.
- All are correct.
Question 21: What is a Business Intelligence platform for?
- As an Internet browser.
- As Software to create reports and analyze data.
- To Generate Graphics.
- As a Spreadsheet.
Question 22: The model showing the limitations of data storage is called:
- Transformation model.
- Data relationship model.
- ETL Model.
- Granularity model.
Question 23: To be able to add a row with a specific foreign key value, there must be a row in the related table with the same primary key value.
- True.
- False.
Question 24: What is a Primary Key?
- It is a single field within a table and is used to establish relationships between tables.
- It’s to make my Tablet look pretty.
- It is any field in the table.
- It is a field used to protect my database.
Question 25: The word ETL stands for the acronym in English:
- External, Transform, Load.
- Extract, Transform, Load.
- Extract, Transaction, Loading.
- Extract, Transform, Loop.
Question 26: The name used to uniquely identify each record within a database table.
- Database
- Entity.
- Foreign key
- Primary key.
Question 27: A column or set of columns in a table whose values uniquely identify a row in the table. It is a_____________ key:
- External.
- Internal.
- Foreign.
- Primary.
Question 28: In a BI project it is important:
- Identify the tools to be used.
- Identify key stakeholders.
- To have external expert advisors.
Question 29: The definition “data coming from the previous phase (transformation phase) are loaded in the target system” corresponds to:
- Data extraction.
- Data transformation.
- Data deletion.
- Data upload.
Question 30: What are the phases of BI implementation?
- Observing, Compiling, Predicting, Collaborating, Deciding.
- Observing, Understanding, Programming, Collaborating, Deciding.
- Observing, Understanding, Predicting, Collaborating, Dialoguing.
- Observing, Understanding, Predicting, Collaborating, Deciding.
Question 31: During this process, data is taken (extracted) from a source system, converted (transformed) into a format that can be stored and stored (loaded) in a data warehouse or other system, is the definition of:
- Datawarehouse.
- Accumulation.
- ETL.
- Rolling.
Question 32: The types of relationships between tables are:
- 1-to-1, 1-to-Many, many-to-one, many-to-many, many-to-many relationships.
- Many-to-many relationships.
- No relationships between tables are established.
- 1 to 1 ratio.
Question 33: When we refer to the set of strategies and tools focused on the data analysis of a company through the analysis of existing data we talk about:
- Data Science.
- Business intelligence.
- Data Analytics.
- Data Information.
Question 34: Using the current data to identify data relationships is a ___________ analysis.
- Recurring.
- Predictive.
- Prescriptive.
- Descriptive.
Question 35: By having only internal data, is it possible to have a complete view of the business?
- True.
- False.
Question 36: The Entity Relationship diagram is used as:
- Analysis to establish relationships between tables.
- It is a diagram where data are related by their shapes.
- Both of the above.
- None of the above.
Question 37: What are the extraction techniques?
- Simple extraction.
- Complete Extraction.
- Incremental Extraction.
- All are correct.
- A and B are correct.
- A and C are correct.
- B and C are correct.
- None of the above.
Question 38: Scheme in which a central information table is connected to multiple dimensional tables.
- Inverted.
- Star.
- Objects.
- Structured.
Question 39: Identifying key trends is part of the____________ analysis.
- Predictive.
- Descriptive.
- Recurring.
- Prescriptive.
Question 40: In recent years, processes have been added to business intelligence software to improve performance. These include:
- Data Visualization.
- Data quality management and monitoring.
- Dynamic Report Generation.
- All of the above.
Question 41: Effectively aggregating as much data as possible and making it easy to interpret can support increased productivity and efficiency.
- True.
- False.
Question 42: We would like to estimate how many sales there will be in the month of August
- Predictive Analytics.
- Diagnostic Analysis.
- Descriptive Analytics.
- Prescriptive Analytics.
Question 43: Load is part of:
- ETL.
- Predictive analytics.
- Prescriptive Analysis.
- Descriptive analysis.
Question 44: Extraction is part of:
- Prescriptive Analysis.
- Predictive analytics.
- Descriptive analysis.
- ETL.
Question 45: A foreign key is a column or set of columns in a table whose values uniquely identify a row or record in a table.
- True.
- False.
Question 46: What do you see as the purpose of business intelligence solutions in organizations?
- Data integration.
- Promote business sales.
- Facilitate and improve decision making.
- Facilitate data collection.
Question 47: What data integration is used to blend data from multiple sources?
- Saas.
- Extract, Re-engineer, Programming.
- Extract, Transform, Load.
- Extract, Program, Load.
Question 48: The main benefits of Business Intelligence are as follows.
- Organization, Budget and Administration.
- Decisions, Analysis and Proposals.
- Decisions, Big Data Consumption and Proposals.
- Time savings, data clarity and customizable reporting.
Question 49: “The combination of technology, tools and processes that allow me to transform my stored data into information, this information into knowledge and this knowledge directed to a business plan or strategy. The above is the definition of:”
- Business intelligence.
- Business intelligence.
- Production intelligence.
- Management intelligence.
Question 50: Considerations for choosing data visualization software
- Integration of different data sources and with other platforms.
- Variety of languages.
- Free.
- Multiplatform.
Question 51: Easily accessible data repository that draws from multiple data sources
- ETL.
- Datawarehouse.
- Data mining.
- Analysis.
Question 52: Which of the following is part of the challenges in data mining?
- Compatibility problems.
- Unstructured data correctly.
- Data security.
- All of the above.
Question 53: Key that provides a unique value for each row in a table.
- Foreign key.
- Primary key.
- Secondary key.
- None of the above.
Question 54: Select those necessary to complete the structured business intelligence architecture.
- Data Sources.
- ETL.
- Data Repository.
- Access Interface.
- All of the above.
Question 55: Recommending possible actions is part of the_______________ analysis.
- Prescriptive.
- Recurring.
- Predictive.
- Descriptive.
Question 56: If you want to know how many new customers there will be next year, you can use:
- Descriptive Analytics.
- Predictive Analytics.
- Diagnostic Analysis.
- Prescriptive Analytics.
Question 57: Claiming that the primary and foreign key are the same is:
- True.
- False.
Question 58: It is mainly used for filtering data, merging fields and deleting or correcting erroneous fields:
- SAAS.
- ETL.
- Transformation.
- Load.
Question 59: The process of converting data or information from one format to another, usually from the format of a source system to the required format of a new target system:
- Data Transformation.
- Data Extraction.
- Data Modeling.
- Data Loading.
Question 60: The logical structure of how data is related and stored is a concept of:
- ETL.
- Primary key.
- Data relationship model.
- Power BI.
Question 61: Data quality and security is a challenge of:
- Data loading.
- Data extraction.
- Data transformation.
- All of the above.
Question 62: Drawing conclusions from data analysis using statistical analysis is the concept of:
- Data analysis.
- Data science.
- BI Analysis.
- None of the above.
Question 63: Joining different fields to obtain a consolidated view is part of the process:
- Data loading.
- Data extraction.
- Data transformation.
- All of the above.
Question 64: How data is stored and accessed is a concept of:
- Primary key.
- Secondary key.
- Data relationship model.
- Data extraction.
Question 65: What is granularity?
- Organized collection of information.
- Confirmation of data upload.
- Existence of business data.
- Level of detail at which business information is stored.
Question 66: Why is it important to find the right enterprise BI platform?
- To save costs in the company.
- To adapt to the market.
- To achieve the necessary agility without sacrificing data security.
- To forecast data.
Question 67: Data transformation helps in the process of:
- Extract information and analyze it.
- Storing data in a data warehouse.
- Load the information in a new destination.
- Convert data from one format to a more user-friendly format.
Question 68: What is a common form of Entity-Relationship Diagram (ERD)?
- Objects.
- Structured.
- Star.
- Inverted.
Question 69: Databases are an organized collection of data
- True.
- False.
Question 70: When I generate a data load where only data that has been updated or changed since a discrete past event is extracted. This is a type extraction:
- Incremental.
- Complete.
- Progressive.
- Closed.
Question 71: One data is:
- Concrete information about facts, elements, etc., that allows them to be studied, analyzed or known.
- The registration of an event.
- One variable.
- A numeric value, generated by a transaction.
Question 72: What does KPI stand for?
- Knowledge Panning Indicator.
- Key Planning Indicator.
- Key Performance Indicator.
- None of the above.
Question 73: Column or a set of columns in a table whose values correspond to the values of the primary key of another table, this concept refers to:
- Common key.
- Structured key.
- Primary key.
- Foreign key.
Question 74: Which path should be followed? This is a question from the phase of:
- Collaborate.
- Observe.
- Decide.
- Predict.
Question 75: The advance from the early Business Intelligence tools to today’s tools has been driven by making them more:
- Specialized programming and high cost.
- Larger data repository size.
- Intuitive, easy to use, higher processing data loading.
Question 76: What is ETL?
- It is the process for moving data from multiple sources.
- A Data connection protocol.
- A tool for importing and transforming data.
- None of the above.
Question 77: It is part of the ETL Process (Select all that apply) Choose all of the correct answers (multiple possibilities).
- Extract data.
- Transform data.
- Create data.
- Load data.
- All of the above.
Question 78: What is a Database?
- It is an organized collection of structured information or data, usually stored electronically in a computer system.
- Repository where all the transactional information of a company is transferred.
- Data Warehouse.
- All of the above.
Question 79: It is a collection of data describing the activities of an organization.
- File System.
- Entity – Relationship Diagram.
- Database.
Question 80: What is ETL?
- Extraction, Transformation and Cleaning.
- Extraction, Transformation and Load.
- Extraction, Transformation and Transportation.
Important Keys to Remember:
- Observe: What is happening?
- Understand: Why it happens?
- Predict: What would happen?
- Collaborate: What should the team do?
- Decide: Which way to go?