Question
Ravi scored 35% in an exam and failed by 40 marks. Meena
scored 50% and crossed the passing mark by 20 marks. What are the passing marks of the test?Solution
ATQ,
Let the maximum marks of the examination = x
So according to question:
0.35x + 40 = 0.50x – 20
0.15x = 60
x = 400
A star schema in a data warehouse consists of:
Which process ensures data in a data warehouse is consistent and clean?
Which analytics type is focused on predicting future outcomes?
Which SQL clause is used to summarize data?
Which type of OLAP allows analysis of multidimensional data stored in relational databases?
Which of the following is a real-time data warehouse application?
Which of the following best defines the concept of the "Internet of Things" (IoT)?
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
A Fact Constellation Schema is also called:
Which of the following best describes the primary function of a database index?
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