Question
If ‘#’ denotes ‘-‘, @ denotes ‘×’, ‘$’
denotes ‘+’ and ‘%’ denotes ‘÷’, then 20 $ 15 # 10 @ 45 % 15Solution
20 $ 15 # 10 @ 45 % 15 = 20 + 15 – 10 × 45 ÷ 15 = 20 + 15 – 10 × 3 = 20 + 15 – 30 = 35 – 30 = 5
Fact constellation schema is best described as:
In a star schema, what is the primary characteristic of the fact table?
What is meant by 'cardinality' in data modeling?
Which of the following best describes the primary function of a database index?
What is the result of SELECT COALESCE(NULL, NULL, 5, 10);?
Which process ensures data in a data warehouse is consistent and clean?
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
Which of the following is NOT a common OLAP operation?
Which schema in data warehousing uses a central fact table connected to dimension tables?
Which SQL clause is used to filter records after aggregation?
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