DATA MANAGEMENT AND ANALYTICS

❑ Definition of: ✓ Big data ✓ Big data Analytics ✓ Big data management ❑ Characteristics of big data ✓ Volume ✓ Velocity ✓ Variety ✓ Veracity ✓ Value ❑ Different types of data ✓ Structured data ✓ Unstructured data ✓ Semi-structured data ✓ Metadata ✓ Big data life cycle ❑ Examples of big data ❑ Techniques of big data analytics ✓ Predictive analytics ✓ Collective intelligence ✓ Machine learning ❑ Big data analytics business uses and examples ❑ Big data analytics benefits and challenges

❑ Definition of data visualization tools ❑ Types of data visualization ✓ Charts, tables, graphs, maps ✓ Infographics ✓ Dashboards ❑ Examples of methods to visualize data ✓ Area chart ✓ Box-and-whisker plots ✓ Bubble cloud ✓ Bullet graph ✓ Cartogram ✓ Circle view ✓ Dot distribution map ✓ Gantt chart ✓ Highlight table ✓ Histogram ✓ Matrix ✓ Network ✓ Polar area ✓ Radial tree ✓ Scatter plot (2d or 3d) ❑ Examples of big data visualization tools ✓ tableau ✓ infogram ✓ chartblocks ✓ datawrapper ✓ plotly ❑ Excel data analysis ✓ Visualizing data with charts ✓ Chart elements and chart styles ✓ Using pictures in column charts ✓ Sparklines ✓ Pivotcharts

❑ Excel data validation ❑ Data visualization in r ✓ Basic visualization - Histogram - Bar / line chart - Box plot - Scatter plot ✓ Advanced visualization - Heat map - Mosaic map - Map visualization - 3D graphs - Correlogram ❑ data visualization use cases ✓ Data visualizations for business intelligence ✓ Data visualizations on internet for public consumption ✓ Data visualizations for research and data mining ❑ Advantages and benefits of good data visualization Definition of dataset Purpose of datasets ❑ Types of data sets ✓ numerical dataset ✓ bivariate dataset ✓ multivariate dataset ✓ categorical dataset correlation dataset ❑ Properties of dataset ✓ Centre of data ✓ Skewness of data ✓ Spread among the data members ✓ Presence of outliers ✓ Correlation among the data ✓ Type of probability distribution that the data follows Examples of datasets

❑ Setting Up R Environment ✓ R and R studio ✓ Installation of R Studio ✓ Console ✓ Script Editor ✓ Installation of R Packages ✓ R Calculator ✓ R help ❑ R Operations ✓ R Syntax - Using the Console - Using R Scripts - R Comments ✓ R Operators ✓ Variables ✓ Data Structures - Vectors including Scalars - Matrices - Arrays - Data frames - Lists - Reading Data Frames - Manipulating Data - Exporting Data ❑ Descriptive Statistic Measures

❑ Big Data Ecosystem ✓ The Hadoop ecosystem ✓ Hadoop core components ✓ Concepts of Hadoop Distributed File System (HDFS) ✓ MapReduce Architecture - The MapReduce Programming Model ✓ Other Components Of Hadoop - Hive - Pig - Sqoop - Spark - HBase - Zookeeper