The first two steps in the data science process are:
An application DBA leads the review and administration of procedural database objects.
Normalisation is the process of applying rules in order to organise business complexity into stable data structures.
The percentage of enterprise computers having the most recent security patch
installed is a metric of which knowledge area?
Data warehouses are often loaded and serviced by a nightly batch window.
With reliable Metadata an organization does not know what data it has, what the data represents and how it moves through the systems, who has access to it, or what it means for the data to be of high quality.
Different levels of policy are required to govern behavior to enterprise security. For example:
Advantages if a centralized metadata repository include:
Big data management requires:
Which of the following is a Data Quality principle?
Consistent input data reduces the chance of errors in associating records. Preparation processes include:
Preparation and pre-processing of historical data needed in a predictive model may be performed in nightly batch processes or in near real-time.
Examples of business processes when constructing data flow diagrams include:
A lineage data tool provides:
A ‘Content Distribution Network’ supporting a multi-national website is likely to use:
