ACLOUD GURU SA ASSOCIATE Flashcards
YOU WILL PASS THE FIRST FUCKING TIME
If you want your application to check RDS for an ERROR, have it look for an ______ node in the response from the Amazon RDS API.
ERROR NODE
Which of the following DynamoDB features are chargeable, when using a single region?
- READ AND WRITE CAPACITY
* STORAGE OF DATA
What data transfer charge is incurred when replicating data from your primary RDS instance to your secondary RDS instance?
THERE IS NO FUCKING CHARGE FOR THIS
How many copies of my data does RDS - Aurora store by default?
6
Amazon’s ElastiCache uses which two engines?
Redis & Memcached
MySQL installations default to port number ________.
3306
Which of the following is most suitable for OLAP?
REDSHIFT
Which of the following is not a feature of DynamoDB?
The ability to store relational based data
In RDS, what is the maximum value I can set for my backup retention period
35 DAYS
If I wanted to run a database on an EC2 instance, which of the following storage options would Amazon recommend?
EBS
What happens to the I/O operations of a single-AZ RDS instance during a database snapshot or backup?
I/O may be briefly suspended while the backup process initializes (typically under a few seconds), and you may experience a brief period of elevated latency.
Which set of RDS database engines is currently available?
Oracle, SQL Server, MySQL, PostgreSQL
If you are using Amazon RDS Provisioned IOPS storage with a Microsoft SQL Server database engine, what is the maximum size RDS volume you can have by default?
16TB
Each subnet must reside entirely within
one Availability Zone and cannot span zones.
The /16 offers
65,536 possible addresses.
chief advantage of using VPC endpoints to connect your VPC to services such as S3?
Traffic between your VPC and the other service does not leave the Amazon network.
In a default VPC, all Amazon EC2 instances are assigned 2 IP addresses at launch. What are they?
A Private IP Address & Public IP Address
An Application Load Balancer must be deployed into at least
two subnets.
A VPN connection consists of which of the following components
“Customer Gateway” and “Virtual Private Gateway
In a custom VPC with new subnets in each AZ, there is a Route that supports
communication across all subnets/AZs. Plus a Default SG with an allow rule ‘All traffic, All protocols, All ports, from anything using this Default SG’
What is the purpose of an Egress-Only Internet Gateway?
Prevents IPv6 based Internet resources initiating a connection into a VPC
AND
Allows VPC based IPv6 traffic to communicate to the Internet
IN AMAZON VPC AN INSTANCE DOES NOT
RETAIN ITS PRIVATE IP
Security groups act like a firewall at the instance level, whereas _________ are an additional layer of security that act at the subnet level
NACL
You have just created a 2nd VPC and launched an EC2 instance in a subnet of that VPC. You want this instance to be publicly available, but you forgot to assign a public IP address during creation. How might you make your instance reachable from the outside world?
Create an Internet gateway and an Elastic IP address. Associate the Elastic IP with the EC2 instance.
At which of the following levels can VPC Flow Logs be created? (
VPC LEVEL
NETWORK INTERFACE LEVEL
SUBNET LEVEL
Which of the following are true for Security Groups?
- SECURITY EVALUATE ALL RULES BEFORE DEALING WITH TRAFFIC
- OPERATE AT THE INSTANCE LEVEL
- SUPPORT ALLOW RULES ONLY
When you create a custom VPC, which of the following are created automaticaly? (
SECURITY GROUP, ROUTE TABLE, ACL
YOU CAN PEER VPCs WITH
ANY ACCOUNT, YOUR ACCOUNT, THEIR ACCOUNT, ANY FUCKING ACCOUNT
FULLY MANAGED. MYSQL FUCKING DB
AURORA
DYNAMODB STREAMS CAN BE ARN’d WITH A
LAMBDA FUNCTION YOU WRITE
DYNAMODB STREAMS CAN BE USED TO MONITOR THE CHANGES TO A
DYNAMODB TABLE
DYNAMODB EXAMPLE:
WHEN A PLAYER REACHES TOP SCORE OF A GAME, THE GAMESCORE IS UPDATED AND A CONGRATS MESSAGE IS SENT
DYNAMODB IS INTEGRATED WITH
LAMBDA
COLLECTING REAL TIME LOGS
AWS KINESES
YOU CAN PACKAGE BATCH PROCESSING APPLICATION INTO A DOCKER IMAGE SO THAT YOU CAN DEPLOY IT ANYWHERE SUCH AS A
ECS TASK
MONITORING INSTANCES AND RECORDING STATE CHANGES????
USE LAMBDA TO STORE A CHANGE RECORD IN DYNAMODB TABLE
READ REPLICAS SETUP A
READ ONLY DATABASE
CONNECT EC2 TO S3 OR ANY AWS RESOURCE TO A AWS RESOURCE
VPC ENDPOINTS!!!!
EBS VOLUME DISASTER
REGIONS
REGIONS IS A DISATER FIX FOR
EBS VOLUMES
SAVE A EBS VOLUME BY
USING EBS SNAPSHOTS TO CREATE THE VOLUME IN ANOTHER REGION
agentless service which makes it easier and faster for you to migrate thousands of on-premises workloads to AW
AWS SNS
allows you to automate, schedule, and track incremental replications of live server volumes, making it easier for you to coordinate large-scale server migrations
AWS SMS
EACH NEW AWS SMS SERVER VOLUME REPLICATED IS SAVED AS A
AMI WHICH CAN BE LAUNCHED AS AN EC2 INSTANCE
WHAT SERVERS CAN BE MIGRATED TO AWS USING AWS SMS
VMWARE VSPHERE AND WINDOWS HYPER-V
DELETE UNNECESSARY MANUAL
MANUAL SNAPSHOTS TO SAVE MONEY/ BE COST-EFFECTIVE
CACHED VOLUMES
OFFER CHEAP COTS ON PRIMARY STORAGE AND MINIMIZE THE NEED TO SCALE YOUR STORAGE-ON-PREMISES
