Question
What advantage do niche financial centers have over
larger centers?Solution
Niche financial centers focus on specific financial activities, such as commodity trading, foreign exchange, or insurance. Examples include Zurich for insurance and Geneva for wealth management. These centers offer specialized services and expertise in their respective areas and often have a competitive advantage over larger centers that offer a more diverse range of services. Â
Which of the following best describes the primary function of a database index?
Fact constellation schema is best described as:
In a data cube, what does "slice" operation do?
Which process loads data from multiple sources into a data warehouse?
A star schema in a data warehouse consists of:
Which SQL query will correctly calculate the average salary of employees in each department and group them by department in a table named 'employees'?
Which SQL clause is used to summarize data?
Which of the following best describes a fact constellation schema in a data warehouse?
Which OLAP operation allows users to view data at different levels of granularity?
Which of the following is a real-time data warehouse application?
