What is Amazon RDS? AWS INTERVIEW QUESTION
RDS stand for Relational Database Service is a web service that makes it easier to set up, operate, and scale a relational database in the ...

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RDS stand for Relational Database Service is a web service that makes it easier to set up, operate, and scale a relational database in the cloud. It provides cost-efficient, resize-able capacity for an industry-standard relational database and manages common database administration tasks.
Note : This questions asked during TCS Interview