In Amazon RDS for PostgreSQL, You Can Provision Up to 3TB

question 675

Multiple Choice

In Amazon RDS for PostgreSQL, you can provision up to 3TB storage and 30,000 IOPS per database instance. For a workload with 50% writes and 50% reads running on a cr1.8xlarge instance, you can realize over 25,000 IOPS for PostgreSQL. However, by provisioning more than this limit, you may be able to achieve:

• A) higher latency and lower throughput.
• B) lower latency and higher throughput.
• C) higher throughput only.
• D) higher latency only.

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Definitions:

Leaflets

Leaflets are the individual segments or units of a compound leaf, each resembling a small leaf but part of a larger structure.

Blade

(1) The thin, expanded part of a leaf. (2) The flat, leaflike structure of certain multicellular algae.

Palmately Netted

A leaf venation pattern where principal veins spread out from a single point like the fingers of a hand.

Pinnately Netted

Describes a leaf vein pattern where a main vein runs the length of the leaf and smaller veins branch off from the main vein to the leaf edges, resembling a feather.