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AWS Cloud Practitioner Essentials > Cloud Computing > Flashcards

Cloud Computing Flashcards

1
Q

What are Advantages of Cloud Computing?

A
  • Trade Upfront expense for variable expense.
  • Benefit from massive economies of scale.
  • Stop guessing capacity.
  • Increase speed & agility
  • Stop spending money running & maintaining data centers.
  • Go global in minutes.
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2
Q

How does the scale of cloud computing help you save costs?

A

Aggregated cloud usage from a large number of customers results in lower pay-as-you-go prices.

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3
Q

Not having to invest in technology resources before using them relates to what?

A

Trade upfront expenses for variable costs.

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4
Q

Accessing services on-demand to prevent excess or limited capacity relates to what?

A

Stop guessing capacity

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5
Q

Quickly deploying applications to customers & providing them with low latency relates to what?

A

Go global in minutes

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6
Q

Three deployment models of AWS Cloud

A
  • Cloud
  • Hybrid
  • On-Premises
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7
Q

Benefits of Cloud Computing

A
  • Trade upfront expense for variable expense
  • Stop spending money to run & maintain data centers
  • Stop guessing capacity
  • Benefit from massive economies of scale
  • Increase speed & agility
  • Go global in minutes
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8
Q

Upfront Expense

A

Data centers, physical servers, & other resources that you would need to invest before investing in them.

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9
Q

Variable Expense

A

Only pay for computing resources that you consume instead of data centers & servers before you use them.

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10
Q

Benefit of variable expense

A

Companies can implement innovative solutions while saving on costs

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11
Q

Focus less on managing infrastructure and servers relates to what?

A

Stop spending money to run & maintain data centers.

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12
Q

What is “Trade upfront expense for variable expense” Cloud Computing Advantage?

A

Pay only when you consume computing resources & not have to worry about upfront expenses s/a data centers, physical servers, etc . . .

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13
Q

What is “Benefit from massive economies of scale” Cloud Computing Advantage?

A

Getting lower variable cost b/c of many AWS customers means lower pay as you cost.

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14
Q

What is “Stop guessing capacity.” Cloud Computing Advantage?

A

Don’t have to predict infrastructure capacity needed before deploying application & by only paying/using resources that you need.

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15
Q

What is “Increase Speed & Agility” Cloud Computing Advantage?

A

Makes it easier to develop/deploy applications & allows you more time to experiment & innovate.

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16
Q

What is “Stop spending money running and maintaining data centers.” Cloud Computing Advantage?

A

Ability to focus less on managing infrastructure & more on your applications & customers.

17
Q

What is “Go global in minutes.” Cloud Computing Advantage?

A

Allows you to deploy applications quickly & with low latency due to AWS Cloud global footprint.

18
Q

What are core service areas of AWS?

A
  • Compute
  • Storage
  • Databases
  • Networking
  • Security
19
Q

What are the Instance Types?

A
  • General purpose
  • High performance
  • In-memory databases
  • Machine learning (ML)
  • Distributed file systems
20
Q

What are Memory Optimized Instances?

A

Instances where focus is Memory & most critical resource is RAM (memory).

Open-source databases, in-memory caches, and real-time big data analytics could be run on such instances.

21
Q

What types of workloads can be run on Memory Optimized Instances?

A
  • Open-source databases
  • In-memory caches
  • Real-time big data analytics
22
Q

What are Accelerated Computing Instances?

A

Used when focus is GPU (Graphical Processing Unit).

23
Q

What types of workloads can be run on Accelerated Computing Instances?

A
  • ML models
  • Computational Fluid Dynamics
  • Graphical Workloads
  • Other workloads needing GPU
24
Q

What are Storage Optimized Instances?

A

Maximizing the transaction number per second (TPS) for I/O intensive and business-critical workloads.

25
Q

What are General Purpose Instances?

A

Provide balance of compute, memory, & networking resources.

26
Q

What types of workloads can be run on General Purpose Instances?

A

Applications that use resources in equal proportions s/a web servers & code repositories.

27
Q

What are Compute Optimized Instances?

A

Compute bound applications that benefit from high performance processors.

28
Q

What types of instances can be run on Compute Optimized Instances?

A
  • Batch processing workloads
  • Media Transcoding
  • High Performance Web Servers
  • High Performance Computing (HPC)
  • Scientific Modeling
  • Dedicated Gaming Servers & Ad Server Engines
  • Machine Learning Inference
  • Compute Intensive Applications
29
Q

What are HPC (High Performance Computing) Optimized instances?

A

Offer best price performance for running HPC workloads at scale on AWS & use high performance processors.

HPC instances are ideal for applications that benefit from high-performance processors such as large, complex simulations and deep learning overloads.

30
Q

What types of instances can be run on Compute Optimized Instances?

A

Large, complex simulations & deep learning overloads.

AWS Cloud Practitioner Essentials (16 decks)

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