Amazon RDS Numerical Questions❓
❓What is the maximum storage capacity you can provision for an Amazon RDS MySQL instance?
Answer: 64 TiB — Amazon RDS supports up to 64 TiB of storage for MySQL instances, allowing for substantial data storage.
❓How many read replicas can you have for a single Amazon RDS MySQL instance?
Answer: 5 — For MySQL instances, Amazon RDS allows up to 5 read replicas per primary instance to help distribute read traffic.
❓What is the maximum number of DB instances you can have per AWS account in a single AWS Region?
Answer: 40 — By default, AWS allows up to 40 RDS instances per account per region, though this limit can be increased by request.
❓What is the maximum number of CPU cores for an RDS instance type with a db.r5.24xlarge instance?
Answer: 96 — The db.r5.24xlarge instance type offers 96 vCPUs, providing high computational power for demanding workloads.
❓How many Availability Zones (AZs) does Amazon RDS support for Multi-AZ deployments?
Answer: 3 — Amazon RDS Multi-AZ deployments replicate data to a standby instance in a different Availability Zone to ensure high availability.
❓What is the maximum size of an automated backup that Amazon RDS can retain for MySQL instances?
Answer: 35 days — Amazon RDS retains automated backups for up to 35 days, allowing you to restore your database to any point within this retention period.
❓What is the maximum number of IOPS (Input/Output Operations Per Second) you can provision for an RDS instance with the io1 storage type?
Answer: 256,000 — For io1 storage, RDS allows up to 256,000 IOPS for high-performance applications.
❓What is the default maximum number of database connections allowed for an Amazon RDS db.t3.medium instance?
Answer: 1,000 — The db.t3.medium instance type has a default maximum of 1,000 database connections, which can be adjusted based on your application needs.
❓What is the maximum amount of memory (RAM) available for an RDS db.m6g.16xlarge instance?
Answer: 64 GiB — The db.m6g.16xlarge instance type offers 64 GiB of RAM, providing ample memory for large-scale applications.
❓What is the maximum number of database snapshots you can create for an Amazon RDS instance?
Answer: 100 — Amazon RDS allows you to create up to 100 manual snapshots per DB instance, which can be used for backups and restores.
❓What is the maximum number of instances you can have in a single Amazon RDS cluster for Aurora?
Answer: 16 — Aurora allows up to 16 instances (both primary and read replicas) in a single cluster, providing high scalability and availability.
❓What is the maximum number of database engines supported by Amazon RDS?
Answer: 5 — Amazon RDS supports five database engines: MySQL, PostgreSQL, MariaDB, Oracle, and SQL Server.
❓What is the maximum size of a single DB instance’s storage for Amazon RDS PostgreSQL?
Answer: 64 TiB — Amazon RDS PostgreSQL supports up to 64 TiB of storage for large-scale data requirements.
❓What is the maximum number of RDS instances that can be configured for a single DB cluster in Aurora Multi-Master mode?
Answer: 2 — Aurora Multi-Master supports up to 2 write nodes for high availability and continuous write operations.
❓How many database engines can you use for Amazon RDS in a single AWS Region?
Answer: 5 — RDS supports MySQL, PostgreSQL, MariaDB, Oracle, and SQL Server engines within a single AWS Region.
❓What is the maximum number of automated backups you can configure for a single Amazon RDS instance?
Answer: 35 days — Automated backups are retained for up to 35 days, which allows you to restore the database to any point within this retention window.
❓What is the maximum number of read replicas allowed for an Amazon RDS PostgreSQL instance?
Answer: 5 — Explanation: For PostgreSQL instances, Amazon RDS allows up to 5 read replicas to distribute read traffic and enhance performance.
❓What is the maximum number of database connections supported by an RDS db.r5.24xlarge instance type?
Answer: 100,000 — The db.r5.24xlarge instance type supports up to 100,000 database connections, suitable for high-traffic applications.
❓What is the maximum storage size for a single Amazon RDS instance using gp2 SSD storage?
Answer: 16 TiB — For gp2 (General Purpose SSD) storage, Amazon RDS supports up to 16 TiB per instance, providing ample space for data storage.
❓What is the maximum number of IOPS you can provision for an RDS instance using gp3 storage?
Answer: 64,000 — gp3 storage allows provisioning up to 64,000 IOPS, offering high-performance capabilities for demanding workloads.
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