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Stephane > EC2 Fundamentals > Flashcards

EC2 Fundamentals Flashcards

1
Q

Create virtual representations of servers, storage, networks, and other physical machines

A

Virtualization

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2
Q

Provides near-native speed in comparison to full virtualization but requires modifications to the OS

A

Paravirtualization

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3
Q

the most popular of AWS’ offering Infrastructure as a Service (IaaS)

A

EC2 = Elastic Compute Cloud

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4
Q

Available Operating System for EC2

A

Linux, Windows or Mac OS

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5
Q

How much compute power & cores within an EC2 instance

A

CPU

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6
Q

How much random-access memory within an EC2 Instance

A

RAM

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7
Q

Network-Attached storage for EC2

A

Elastic Block Store (EBS) & Elastic File Store (EFS)

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8
Q

launching commands when a machine starts (Bootstrap Script) uses

A

EC2 User Data

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9
Q

Hardware attached storage

A

EC2 Instance Store

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10
Q

Who manages the data centers, physical facilities, and the hardware components of EC2?

A

AWS

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11
Q

If an AZ fails does your EC2 instance fail along with it? (AZ Resilient)

A

Yes

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12
Q

Provides information on condition of EC2 instance whether it is stopped, terminated or running

A

State

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13
Q

Do stopped instances still generate storage charges?

A

Yes

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14
Q

An EC2 instance is configured to launch into a single VPC subnet

A

True

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15
Q

Contains the OS, settings, and other applications that you will use in your server

A

Amazon Machine Images (AMI)

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16
Q

Fundamental of network security in AWS which control how traffic is allowed into or out of our EC2 Instances

A

Security Groups

17
Q

Can security groups contain Deny rules?

A

No

18
Q

Can security groups be attached to multiple instances?

A

Yes

19
Q

Is a security locked to a region/VPC combination?

A

Yes

20
Q

Can AMI work in a different region that is created in?

A

No

21
Q

Can an AMI be copied between regions?

A

Yes

22
Q

Scaling where you are adding more servers to the system.

A

Horizontal Scaling

23
Q

Scaling that refers to increasing or decreasing the resources of a single server, instead of adding new servers to the system

A

Vertical Scaling

24
Q

Connect to your EC2 instance within your browser

A

EC2 Instance Connect

Stephane (20 decks)

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