Question
Who defined the law of
gravitation?Solution
Sir Isaac Newton brought out his monograph, titled `Philosoplliae Naturalis Principia Mathematica,' in 1687. In this work, Newton described universal gravitation and the three laws of motion, which dominated the scientific view of the physical universe for the next three centuries. Newton showed that the motions of objects on Earth and of celestial bodies are governed by the same set of natural laws, by demonstrating the consistency between Kepler's laws of planetaly motion and his theory of gravitation, thus removing the last doubts about helio-centrism and advancing the Scientific Revolution.
ETL stands for:
Which of the following is NOT a characteristic of OLAP systems?
Which type of data warehouse is focused on specific business lines or departments?
Fact constellation schema is best described as:
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
A snowflake schema differs from a star schema mainly because:
What is the primary function of ETL in a data warehouse environment?
Which of the following is NOT a common OLAP operation?
In ETL pipelines, which step is primarily responsible for resolving inconsistencies and correcting data quality issues (e.g., missing values, inconsiste...
Which SQL clause is used to summarize data?