Notebook Notes Flashcards

1
Q

An Auto Scaling group can use an EC2 system health check to determine whether an instance is healthy. What other type of health check can it use?

A

ELB

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2
Q

Which CloudFront distribution type requires you to provide a media player?

A

RTMP

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3
Q

Which of the following Relational Database Service (RDS) features can help you achieve a monthly availability of 99.95 percent?

A

Multi AZ

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4
Q

Can CodeDeploy deploy a website to S3?

A

NO

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5
Q

What type of AWS Systems Manager document can take a snapshot of an EC2 instance?

A

Automation document

Wrong answer is command document. Command document meant to runs commands on an EC2 instance.

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6
Q

Cloudfront flow summary

A

Distribution (config) –> Origin (content) –> Edge Location

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7
Q

How is DynamodDB Architected?

A

SSDs, partitioned across multiple AZs

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8
Q

What does RDS use for storage?

A

EBS

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9
Q

Which of the following Route 53 routing policies can return set of randomly ordered values?

A

Multivalue answer

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10
Q

Can you set security group rule to deny access to unused ports?

A

No, because security groups deny any traffic that is not explicitly allowed.

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11
Q

S3 versioning supports what concept of security?

A

Data integrity

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12
Q

OpsWorks service which uses chef recipes

A

OpsWorks Stacks

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13
Q

Can you have a private S3 bucket as a Cloudfront distribution?

A

NO

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14
Q

Can an Ec2 instance be used as a Cloudfront distribution?

A

YES

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15
Q

Amazon Elastic Transcoder

A

converts media files

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16
Q

security credentials dashboard

A

create and manage access keys

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17
Q

well architected pillars

A

reliability, performance efficiency, security, cost optimization, operational excellence

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18
Q

Which acct types get all checks from Trusted Advisor?

A

developer, business, enterprise

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19
Q

Cost and Usage Reports

A
  • can generatae detailed spreadsheet
  • places reports in S3
  • works with Quicksick to turn reports into graphs
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20
Q

RDS traits

A
  • stored on EBS volume
  • stores snapshots in S3
  • auto backup
  • auto scaling available
  • read replicas for better performance
  • multi-AZ for better availability
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21
Q

Cloudtrail Logs

A
  • stored indefinitely

- can be exported to S3 bucket

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22
Q

neptune

A

graph database

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23
Q

Security group

A
  • set at instance level

- default deny

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24
Q

AZ

A

one or more data centers in a region

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25
Glacier
- 40TB max - Vault created in console - charge for storage and egress
26
Redshift Spectrum
analyze data in S3
27
Buckets
- resides in target region but not VPC - security via bucket policies, user policies, ACLs - no data limit - versioning necessary to delete - never moves objects b/t regions, only copies
28
Cloudformation hierarchy
code --> template --> stack -->AWS Resource
29
Golden Image
snapshot of AWS resource like EBS, RDS, EC2...super fast startup times
30
Storage Gateway types
* File: NFS and SMB protocols * Volume: iSCSI, stored and cached versions * Tape: iSCSI, uses tape backup
31
AWS Inspector
- auditor - compliance improvement - scheduled assessments (not realtime) - rules packages available
32
AWS Shield
DDOS protection, can reside inside or out of VPC - auto configured for some services like R53 and Cloudfront - free and advanced tiers available
33
WAF
protects against common exploits, attach to Cloudfront or ALB
34
SWF
Simple Workflow Service, coordinate across distributed app components
35
VPN Cloudhub
allow remote sites to communicate via VPN
36
Glue
load data from S3, transform it, move it to a destination
37
subnet
tied to single AZ
38
Quickstart
Cloudformation Templates
39
regional edge locations
cached content for less popular/used things
40
What is not cacheable in Cloudfront?
EBS and RDS
41
GuardDuty
Like an actual guard on duty. real time monitoring, detects anomalies
42
Cloud HSM
hardware security module, generates keys in the cloud
43
how many AZs in AWS total?
69
44
how many regions in AWS total?
22
45
how many countries served by AWS?
190
46
which region has al the latest services?
us east 1
47
what is billing interval for EC2?
by hour or minute depending on instance type
48
AWS Connect
call center enablement
49
AWS workdocs
sharepoint
50
AWS chime
Slack
51
AWS Pinpoint
Mailchimp
52
Macie
detects important data in S3 (SSN, CCN, Etc.) and reports it
53
ALB
layer 7 of OSI - routing rules - attach to WAF
54
NLB
layer 4 of OSI | -tcp/tls traffic
55
subnet and endpoints are configured via
VPC
56
EBS and ELB are configured via
EC2
57
Media Connect
latest version of Elastic Transcoder
58
Consolidated billing benefit
potential to go into next pricing tier (lower costs per unit of consumption) by consolidating accounts
59
System impaired response time
< 4 hours (business and enterprise only)
60
System down response time
< 1 hour (business and enterprise only)
61
Critical system down response time
< 15 minutes (enterprise only)
62
RI Types
1. standard 2. convertible 3. scheduled
63
RI pricing determined by what?
1. term 2. class type 3. payment option (all upfront, partial upfront, no upfront)
64
Free tier Cloudfront limit?
50GB
65
AWS Budget types
1. cost budget 2. usage budget 3. reservation budget