Question
Simple interest received at the rate of 20% p.a. for 8
years on a principal amount of Rs. 6000 is twice of the simple interest received at 10% p.a. for 6 years on the principal amount of Rs. ‘X’. Find the value of ‘X’.Solution
According to the question, (6000 × 0.2 × 8) = 2 × (X × 0.10 × 6) Or, 9600 = 1.2X Or, X = 9600/1.2 = 8000
What is the primary function of ETL in a data warehouse environment?
Which OLAP operation involves focusing on a subset of dimensions (e.g., region=‘Asia’)?
Which of the following best defines the concept of the "Internet of Things" (IoT)?
Which OLAP operation summarizes data along a dimension?
Which of the following best describes a fact constellation schema in a data warehouse?
A snowflake schema differs from a star schema mainly because:
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
Which process ensures data in a data warehouse is consistent and clean?
Which of the following is a key process in ETL?
A surrogate key is: