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Are You Down with CCP? > The Basics (Chapters 1 & 2) > Flashcards

The Basics (Chapters 1 & 2) Flashcards

1
Q

What are the advantages of cloud computing?

A
  1. Trade capital expense for variable expense
  2. Benefit from massive economies of scale
  3. Stop guessing about capacity
  4. Increase speed & agility
  5. Stop spending money running & maintaining data centers
  6. Go global in minutes
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2
Q

Name the 3 types of cloud computing services.

A

IAAS - Infrastructure
PAAS - Platform
SAAS - Software

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3
Q

What are the different cloud types.

A
  1. Public - AWS, Azure, GCP
  2. Hybrid - Mixture of public & private
  3. Private - Self-managed, in personal data center.
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4
Q

Considerations for choosing the right AWS region?

A
  • Data sovereignty laws
  • Latency to end users
  • AWS Services
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5
Q

Identify the different support packages for AWS.

A
  1. Basic - free
  2. Developer - $29/month*
  3. Business - $100/month*
  4. Enterprise - $15,000/month* & TAM

*Scales based on usage

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6
Q

What does JSON stand for?

A

Java Script Object Notation

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7
Q

IAM is an abbreviation for?

A

Identity Access Management

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8
Q

How do you access the AWS platform?

A
  • Via the console
  • Programmatically (using the command line)
  • Using the Software Developers Kit (SDK)
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9
Q

What do each of the 3 S stand for?

A

Simple Storage Service

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10
Q

True or False - S3 is object-based.

A

True (it allows you to upload files)

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11
Q

True or False - Files can be from 0 Bytes to 5 MB

A

False (files can be as large as 5 TB)

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12
Q

Is S3 storage limited or unlimited?

A

Unlimited

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13
Q

An S3 namespace must be what?

A

Unique globally

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14
Q

File folders are known as _______.

A

Buckets

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15
Q

When you receive a HTTP 200 CODE, what does that mean?

A

The upload was successful

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16
Q

Key refers to?

A

The name of the object

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17
Q

Data made up by a sequence of bytes is known as:

A

Value

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18
Q

Why are there Version IDs?

A

They’re important for versioning

19
Q

Define Metadata

A

Data about data you’re storing

20
Q

Access control lists/Torrent via ________?

A

Subresources

21
Q

How does data consistency work for S3?

A
  • Read after write consistency for PUTS of new objects (if you write a new file & read it immediately afterwards, you will be able to view that data)
  • Eventual consistency for overwrite PUTS and DELETES (can take some time to propagate - if you update an EXISTING file or delete a file and read it immediately, you may get the older version)
22
Q

Amazon guarantees __________ for S3.

A

Amazon guarantees 99.999999999% durability for S3 information (remember: 11 x 9s)

23
Q

Name the four S3 features:

A
  1. Tiered storage available
  2. Lifecycle management
  3. Versioning
  4. Secure your data using Access Control Lists & Bucket Policies
24
Q

How many S3 Storage Classes are there?

A

There are 7 storage classes - 7th is S3 Outposts

25
Q

Name the six S3 Storage classes:

A
  1. S3 Standard
  2. S3 - IA (Infrequent Accessed)
  3. S3 One Zone - IA
  4. S3 Intelligent tiering
  5. S3 Glacier
  6. S3 Glacier Deep Archive
26
Q

Things you’ll pay for in using S3:

A
  • Storage
  • Requests
  • Storage management pricing
  • Data Transfer Pricing
  • Transfer Acceleration
  • Cross Region Replication pricing
27
Q

Define Transfer Acceleration:

A

Enables fast, easy, & secure transfer of files over long distances.

28
Q

What does Cross Region Replication do?

A

Duplicates Buckets into other regions

29
Q

True or False - Buckets share a common namespace

A

True

30
Q

How can bucket access be restricted?

A

Via Bucket policy, object policy, & IAM policies

31
Q

You can use S3 to host _______ websites?

A

Static as in .html - websites that require database connections such as Wordpress, etc. cannot be hosted on S3

32
Q

True or False - Entire S3 Buckets can’t be made public.

A

False. You can use Bucket policies to make them public.

33
Q

How does S3 scaling work?

A

Automatically. Many enterprises will put static websites on S3 when they think there is going to be a large number of requests - think new movie previews online.

34
Q

What does CDN stand for?

A

Content Delivery Network

35
Q

Answer: This is the location where content will be cached. (hint: this is separate to an AWS region/AZ)

A

Question: What is an Edge Location

36
Q

Answer: Where all the files that the CDN will distribute.

A

Question: What is an Origin

37
Q

Answer: This is the name given the CDN which consists of a collection of Edge Locations.

A

Question: What is Distribution

38
Q

A virtual server in the cloud is referred to as _______

A

EC2

39
Q

What does EC2 stand for?

A

Elastic Cloud Compute

40
Q

How many pricing models are there for EC2?

A

Four

41
Q

What are the four EC2 pricing models?

A

on-demand, reserved, spot, and dedicated hosting

42
Q

Answer: A virtual hard disk that EC2 uses.

A

Question: What is an EBS?

43
Q

Solid-State Drives (SSDs) come in what forms?

A
  1. General Purpose SSD (GP2)
  2. Provisional IOPS SSD (IO1)
  3. Magnetic

Are You Down with CCP? (3 decks)

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