AWS - RDS and Relational DatabasesWhich of the following is a required parameter when launching an RDS instance using AWS Console?ADatabase engine type (e.g., MySQL, PostgreSQL)BOperating system version of the serverCIP address of the client machineDNumber of application usersCheck Answer
Step-by-Step SolutionSolution:Step 1: Identify launch parameters for RDSWhen launching RDS, you must choose the database engine type like MySQL or PostgreSQL.Step 2: Exclude unrelated parametersOperating system, client IP, or app users are not required inputs for RDS launch.Final Answer:Database engine type (e.g., MySQL, PostgreSQL) -> Option AQuick Check:Engine type is mandatory for RDS launch [OK]Quick Trick: Pick the database engine type, not unrelated details [OK]Common Mistakes:MISTAKESConfusing OS version with database engineProviding client IP instead of DB settingsThinking user count is a launch parameter
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