Question
Consider the following statements in respect of a
rectangular sheet of length 20 cm and breadth 8 cm: 1. It is possible to cut the sheet exactly into 4 square sheets. 2. It is possible to cut the sheet into 10 triangular sheets of equal area. Which of the above statements is/are correct?Solution
The correct answer is D
Which of the following best describes a fact constellation schema in a data warehouse?
Which type of schema normalizes dimension tables into multiple related tables?
A star schema in a data warehouse consists of:
Fact constellation schema is best described as:
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
In OLAP, āSlice and Diceā means:
Which type of schema normalizes dimension tables to reduce redundancy?
Which type of slowly changing dimension (SCD) preserves full history by adding a new row for each change and using effective date ranges?
Which process ensures data in a data warehouse is consistent and clean?
Which of the following best describes the primary function of a database index?
