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AWS CCP > 10. Global Infra > Flashcards

10. Global Infra Flashcards

1
Q

What is a global application?

A

An application deployed in multiple geographies.

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2
Q

Why deploy applications closer to users?

A

To decrease latency, providing a better user experience.

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3
Q

True or False: Latency is the time taken for a network packet to reach a server.

A

True

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4
Q

Name one benefit of deploying a global application in multiple regions.

A

Disaster recovery, reduced latency, or attack protection.

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5
Q

Define ‘latency’ in networking terms.

A

The time it takes for a network packet to reach a server.

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6
Q

Fill in the blank: AWS applications can be deployed in _____ or Edge Locations.

A

Regions

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7
Q

What is the main benefit of disaster recovery in global infrastructure?

A

It allows applications to stay operational even if one region fails.

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8
Q

True or False: AWS Edge Locations help in content delivery as close as possible to users.

A

True

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9
Q

What is an AWS Region?

A

A physical location where AWS clusters data centers.

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10
Q

Fill in the blank: A _____ is composed of multiple data centers within an AWS Region.

A

Availability Zone

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11
Q

What is an Edge Location in AWS?

A

A location that caches content closer to end users to reduce latency.

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12
Q

Which AWS service manages global DNS?

A

Amazon Route 53

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13
Q

How does Route 53 help in disaster recovery?

A

By routing users to alternate deployments when one fails.

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14
Q

What AWS service is used as a global Content Delivery Network (CDN)?

A

Amazon CloudFront

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15
Q

How does CloudFront improve application performance?

A

It caches content at edge locations close to users, reducing latency.

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16
Q

Name a benefit of S3 Transfer Acceleration.

A

It speeds up uploads and downloads by transferring data to an AWS edge location.

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17
Q

True or False: AWS Global Accelerator improves global application performance using AWS’s global network.

A

True

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18
Q

Fill in the blank: Route 53 supports routing policies like _____ and weighted routing.

A

latency-based routing

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19
Q

What type of routing is best for disaster recovery using Route 53?

A

Failover routing policy

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20
Q

What type of record is used to map a domain name to an IPv4 address?

A

A record

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21
Q

Fill in the blank: The Route 53 _____ record maps one hostname to another.

A

CNAME

22
Q

What AWS service caches data at edge locations?

A

Amazon CloudFront

23
Q

What AWS service supports origin access control to secure S3 buckets?

A

Amazon CloudFront

24
Q

True or False: CloudFront provides Distributed Denial of Service (DDoS) protection.

A

True

25
Q

What’s the difference between CloudFront and S3 Cross Region Replication?

A

CloudFront caches static content globally, while S3 Cross Region Replication syncs dynamic content across specific regions.

26
Q

Fill in the blank: S3 Transfer Acceleration moves files to an AWS _____ location, speeding up data transfer.

A

edge

27
Q

What AWS service creates two Anycast IPs for global applications?

A

AWS Global Accelerator

28
Q

True or False: AWS Global Accelerator is suitable for applications needing static IP addresses.

A

True

29
Q

What does AWS Outposts provide to on-premises infrastructure?

A

AWS infrastructure, services, APIs, and tools, extending AWS services on-premises.

30
Q

Why use AWS WaveLength in 5G networks?

A

To enable ultra-low latency applications near 5G networks.

31
Q

Fill in the blank: AWS Local Zones bring AWS resources closer to _____-sensitive applications.

A

latency

32
Q

True or False: AWS Global Accelerator caches data to improve performance.

A

False

33
Q

Name a use case for AWS WaveLength.

A

Smart cities, real-time gaming, or AR/VR.

34
Q

What AWS service provides local data processing capabilities within corporate data centers?

A

AWS Outposts

35
Q

Which service extends a Virtual Private Cloud (VPC) to additional locations?

A

AWS Local Zones

36
Q

What’s the purpose of AWS Local Zones?

A

To run latency-sensitive applications closer to end users.

37
Q

Name two AWS services compatible with Local Zones.

A

EC2 and RDS

38
Q

Fill in the blank: A _____ is the smallest geographical deployment area for AWS resources within a region.

A

Availability Zone

39
Q

True or False: AWS Outposts are physical server racks managed by AWS.

A

True

40
Q

Which AWS service is designed for applications needing deterministic, fast regional failover?

A

AWS Global Accelerator

41
Q

How does Route 53 use weighted routing?

A

By directing traffic to resources based on assigned weights for load distribution.

42
Q

What’s the primary use of S3 Cross Region Replication?

A

To replicate data across specific AWS regions for low-latency access.

43
Q

Name a routing policy supported by Route 53 for load distribution.

A

Weighted routing policy

44
Q

Fill in the blank: CloudFront can use an _____ origin for distributing files.

A

S3 bucket

45
Q

What AWS service integrates with Web Application Firewall (WAF) for enhanced security?

A

Amazon CloudFront

46
Q

What is AWS’s main hybrid cloud service?

A

AWS Outposts

47
Q

True or False: AWS WaveLength is for low-latency applications within telecommunications networks.

A

True

48
Q

What AWS service accelerates data transfers for S3 across long distances?

A

S3 Transfer Acceleration

49
Q

What routing policy in Route 53 has no health checks?

A

Simple routing policy

50
Q

Fill in the blank: The Route 53 _____ routing policy directs traffic to the closest deployment to minimize latency.

A

latency-based

51
Q

What’s the benefit of using AWS Global Accelerator over CloudFront for non-cacheable content?

A

AWS Global Accelerator improves application performance without caching, ideal for applications needing consistent IP addresses.

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