الفهرس 
Problem Statement
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Abstract
Database Management system (DBMS) is the core of most information systems. Database administrator (DBA) is a person responsible for the installation, configuration, upgrade, administration, monitoring and maintenance of databases in an organization. DBA faces increasingly more challenges due to the systems growing complexity and must be proficient in areas, such as capacity planning, physical database design, DBMS tuning and DBMS management. Furthermore.