Elastic Block Storage

1. Difference between General Purposed IOPS and Provisional IOPS in performance     1. In Snapshot to Volume,          General Purpose IOPS  Min size = 1GB  to Max 16384GB          Provisional IOPS  Min size = 4GB  to Max 16384GB    ( increased performance)   2. Difference...

Four Pillars : Reliability Foundations >> Failure Managements

...

AWS S3 Storage

  S3 provides Developers and IT team with secure, durable, highly-scalable object storage. Object base Storage. Data is spread across multiple device   * DB and OS cannot be *  1Byte to 5TB * Unlimited storage * S3 has universal namespace, where names must be unique * Read after     FAQS: 1. You are working with a customer who has 10 TB of archival data that they want to migrate...

AWS IAM Service

IAM allows to manage users and their level of access to AWS Console. Very useful in administrating a companies AWS account in real life.   1.  Centralized control of AWS account 2. Shared Access to your AWS account 3. Granular Permissions. 4. Identity Federation (Active Dir,FB, Linkedin..) 5. Multifactor Authentication. ( Virtual and Hardware (Eg:RSA Device) ) 6. Temporary access for users/devices...