You Are Tasked with Setting Up a Cluster of EC2

Multiple Choice

You are tasked with setting up a cluster of EC2 Instances for a NoSQL database. The database requires random read I/O disk performance up to a 100,000 IOPS at 4KB block side per node. Which of the following EC2 instances will perform the best for this workload?

A) A High-Memory Quadruple Extra Large (m2.4xlarge) with EBS-Optimized set to true and a PIOPs EBS volume
B) A Cluster Compute Eight Extra Large (cc2.8xlarge) using instance storage
C) High I/O Quadruple Extra Large (hi1.4xlarge) using instance storage
D) A Cluster GPU Quadruple Extra Large (cg1.4xlarge) using four separate 4000 PIOPS EBS volumes in a RAID 0 configuration