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Answer these quastion correctly and please no pilgrisms above 15% For All .
Q1: One of the drawbacks of using file systems to store data is â€œdata redundancyâ€ which leads to the â€œinconsistencyâ€ problem.
Explain in your own words, why this issue was considered as a drawback? Support your answer with an example and how they solved this problem later.
Q2: What are the principles of relational database model? What is the difference between RDBMS and DBMS? Which one is more suitable in modern database applications? Justify with your answer.
Q3: Discuss the differences between plsql and mysql?
Explain in your own words, please provide some example