EC2 Flashcards
What pricing models are available for EC2
On-Demand
Reserved (contract 1-3 yrs)
Spot
Dedicated Hosts
EC2 Family F is for
FPGA (Genomics, Financial Analytics, Big Data)
EC2 Family I is for
IOPS (NoSQL, DBMS, Data warehousing)
EC2 Family G is for
Graphics (Video encoding, 3d Streaming)
EC2 Family H is for
High Disk Throughput (MapReduce, File System)
EC2 Family T is for
Cheap General Purpose (think t2.Micro)
EC2 Family D is for
Density (Fileservers, data warehouses, Hadoop)
EC2 Family R is for
RAM (Memory intensive apps)
EC2 Family M is for
Main choice (Applications)
EC2 Family C is for
Compute (CPU intensive)
EC2 Family P is for
Graphics (Think Pics; Machine Learning, BitCoin mining)
EC2 Family X is for
Xtreme Memory (Hana, Apache Spark)
EC2 Family Z is for
Xtreme Memory AND CPU (Electronic Design Automation)
EC2 Family A is for
ARM-based workloads
EC2 Family U is for
Bare-metal (to eliminate virtualization overhead)
True or False: Termination protection is off by default for new instances?
True; you must enable it yourself
True or False: By default, your root EBS volume will be deleted when you terminate your instance
True
True or False: You can blacklist specific ports or IP addresses using security groups.
False; You can specify allowed traffic only
What is the maximum number of security groups you can have per region?
2500
What are your cheap EBS volume options?
The Hard Disk ones, st1 and sc1
What are the SSD options for EBS volumes?
gp2 (general purpose) and io1 (for provisioned IOPs)