Practice exam 2

Question 1

What are the advantages of using AWS as a cloud computing provide

Answer 1

1. Trade capital expenses for variable expenses
2. benefit from massive economies of scale
3. stop guessing capacity
4. increase speed and agility
5. stop spending money on running and maintaining data centers
6. go global in minutes.

Question 2

what are 2 benefits to using AWS EC2 instances vs traditional servers

Answer 2

1. Improves Fault Tolerance

2. Can be scaled manuall in a shorter period of tim

Question 3

What are the 5 main benefits of AWS Organizations(Specific program)

Answer 3

1. centrally manage access poilicies across multiple aws accounts
2. automate aws account creation and management
3. control access to aws services
4. consolidate billing accorss multiple aws accounts
5. configure aws services across multiple accounts

Question 4

Horizontal scaling in a aws cloud EC2 instance

Answer 4

horizonal scalaing takes place in an increase number of resources(Ec2 instances)

Question 5

AWS WAF(Web application Firewall)

Answer 5

helps protect your web apps from common web exploits that could affect application availability, compromsed security, or consume excessive resources. Can also create custom rules that block common attack patterns, such as SQL injection or cross-site scripting.

ALso, lets customers monitor the HTTP and HTTPs requests that are forwarded to amazon cloudfront or ALB

Question 6

Amazon inspector

Answer 6

an automated security assessment service that whelps improve security compliance of apps deployed on AWS.

Question 7

AWS Key Management Services(AWS KMS)

Answer 7

managed services that enable customers to easily create and control the keys used for cryptographic operations(encrypting)

Question 8

AWS Shield

Answer 8

a Managed DDoS protection service that provides always -on detection and automatic inline mitigations to safeguard web apps running on AWS.

Question 9

is equivalent to a username and password and is used to authenticate your progmattic access to AWS services and APIs

Answer 9

Access Key which consists of 2 parts: acess key ID and a secret access Key.

Question 10

What amazon RDS

Answer 10

AMazon relational database service

Question 11

AWS DMS

Answer 11

Database migration services: Helps migrate an existing database to AWS.

Question 12

AWS CAF

Answer 12

Cloud adoption Framework used to help organization deign a road map to successful cloud adoption

Question 13

Amazon SQS

Answer 13

SQS(Simple Queue service) offers a reliable, highly scalable hosted queue for storing messages as they travel between apps or microservices

Question 14

Amazon CDN

Answer 14

Content delivery network(CDN) can be used to cache web content at edge locations that are closest to your end users.

Question 15

what are 2 ways you can protect data in transit?

Answer 15

SSL or by using client-side encryption

Question 16

Convertible RIs

Answer 16

is an Ec2 reserverd instant that allows the ability to change the attributes of the RI whenever they need to.

Question 17

Global Tables

Answer 17

dynamoDV replication tech that provides fast, Local, Read/Write performance for globally-deployed apps

Question 18

Spot instances

Answer 18

EC2 instance option for users with urgent computing needs for large amounts of additional capacity.

wekk suited for data analysis, batch jobs, background processing, and optional tasks

Question 19

what does amazon elastic beanstalk provide

Answer 19

an application container on top of AWS.

Question 20

X-ray

Answer 20

AWS X-Ray helps developers analyze and debug distrubuted apps in production or under development such as those built using microservice architecture. it provides and end-to-end view of requests as they travel through your app.

can help determine performance bottlenecks

Question 21

Amazon Kinesis

Answer 21

service used to build video analytics apps.

Question 22

what is a placement group in Amazon Ec2

Answer 22

a group of Ec2 instances withing a single availability zone

Question 23

AWS Resource groups

Answer 23

can create a custom console in each stage to view and manage your resources easily

Question 24

How are S3 storage classes rated?

Answer 24

Availability and Duribility