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AWS Cloud Practitioner > Practice Exam 3 > Flashcards

Practice Exam 3 Flashcards

1
Q

Benefits of Using Dynamo DB?

A
  1. Performance at Scale (milli-seconds response time, apps with unlimited throughput & storage).
  2. Serverless.
  3. Highly Available.
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2
Q

NoSQL engines supported by DynamoDB?

A

None (has its built-in)!

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3
Q

concept referring to the Provision of resources in minutes.

A

Cloud’s agility.

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4
Q

What is CRR?

A

Cross Region Replication.

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5
Q

What is used to control network traffic?

A

NACLs.

Security Groups.

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6
Q

Is IAM used to control Network traffic?

A

NO

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7
Q

What is used to interconnect VPCs & on-premise networks?

A

AWS Transit Gateway

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8
Q

What helps organizations design and travel an accelerated path to successful cloud adoption ?

A

CAF : Cloud Adoption Framework , created by professional services.

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9
Q

Where is the Cost Explorer?

A

In the AWS Billing & Cost Management Console.

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10
Q

Consolidated Billing is a feature of What Service?

A

AWS Organisations

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11
Q

Does EC2 scale automatically ?

A

NO

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12
Q

What Services Scale without intervention?

A

Lambda,

S3

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13
Q

Does EMR auto-scales?

A

It doesn’t on it’s own. But you can configure the AWS auto-scaling to scale EMR.

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14
Q

Is S3 used as a cost-effective database and log storage?

A

Databases and dynamic websites require block-level storage (such as EBS). S3 is an object-level storage, not Block-level storage. Object-level storage has limited I/O and is therefore ill-suited for use as a database store.

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15
Q

When to use IAM as a certificate manager instead of ACM?

A

IAM as a certificate manager only when you must support HTTPS connections in a region that is not supported by ACM.

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16
Q

What is (SSO)?

A

Single sign-on (SSO) enables a company’s employees to sign in to AWS using their existing corporate Microsoft Active Directory credentials.

17
Q

AWS shared controls?

A

Controls that apply to both infrastructure layer and customer layer, but in completely separate contexts or perspectives

18
Q

Who is responsible for securing the infrastructure?

A

Sole responsibility of AWS

19
Q

When to use Snowball Vs. Snowmobile?

A

< 10 Peta-byte = Snowball

20
Q

What services allow the creation of RDS instances?

A

CloudFormation & AWS management console

21
Q

Can we create RDS instances with AWS DMS (data migration service)?

A

No

22
Q

What services helps to perform security analysis & compliance auditing?

A

CloudTrial , AWS Config & Amazon Inspector

23
Q

Does AWS Service Catalog enable customers to explore the different catalogs of AWS services

A

AWS Service Catalog doesn’t contain catalogs by default. Each customer creates their own service catalog.

24
Q

What does AWS Service Catalog provide?

A

AWS Service Catalog allows organizations to create and manage catalogs of IT services that are approved for use on AWS.

25
Q

Benefits of implementing a tagging strategy for AWS resources?

A
  • Track Spending.

- Identify Project Resources

26
Q

Can we track API calls using a tagging strategy?

A

AWS CloudTrail is the service that can be used to track API calls in your AWS account.

27
Q

machine learning service that can be used to deliver highly customized recommendations

A

Amazon Personalize

28
Q

Serverless, machine learning-powered business intelligence (BI) service built for the cloud, and used to create and publish interactive BI dashboards

A

Amazon QuickSight

29
Q

Service used to restrict what services and actions are allowed in each individual account?

A

AWS SCPs Service Control Policies.

AWS Organisation Policy

30
Q

serverless compute engine for Amazon Elastic Container Service (Amazon ECS)

A

Amazon Fargate

31
Q

Recommendations regarding access keys.

A

Do not share with anyone.

Rotate them regularly.

32
Q

To avoid unexpected costs, it is recommended to:

A
  • Terminate all unused EC2 instances.
  • Release Unused Elastic IPs.
  • Delete unused Elastic Load Balancers.
  • Delete unused EBS volumes.
33
Q

Do we need to delete unused Autoscaling launch configuration to avoid unexpected costs?

A

No

34
Q

Service used to send global promotional text messages (SMS)

A

SNS: Simple Notification Service

35
Q

An activity that supports the Operational Excellence pillar of the AWS-Well Architected Framework?

A

Using CloudFormation to manage infrastructure as code.

{That is an addition to monitoring & improving processes}

36
Q

Determining the appropriate database technology to use for a specific workload

A
  • # of read/writes per second.

- Nature of the queries.

37
Q

one of the factors while choosing AWS region.

A

Data sovereignty (binary information subject to law)

38
Q

Used to engage your customers by sending them targeted and transactional email, SMS, push notifications, and voice messages.

A

Amazon PinPoint

AWS Cloud Practitioner (8 decks)

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