Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

AWS SysOps - DB > Auto Scaling > Flashcards

Auto Scaling Flashcards

1
Q

What does Auto Scaling do?

A

Scales out EC2 instances

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

When will ASG replace a failed instance?

A

When EC2 fails a Status Check

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Does ASG provide Fault Tollerance?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Does ASG provide High Availabilty?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Can you edit a launch configuration?

A

No

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Can you edit ASG Launch templates?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Can you use both spot and on-demand instances in a Launch Template?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What does scale in protection do?

A

Stops EC2 instances being terminated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What health check is used by default by ASG?

A

EC2 Status Checks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Should you use ELB health checks and EC2 health checks at the same time with ASG?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Why would you use “scheduled scaling” with ASG in advanced of peak traffic?

A

So instances have time to warm up

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Why use ASG “Dynamic scaling”?

A

To track the demand curve and reduce manual provisioning

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What does an ASG “Target tracking” policy do?

A

Maintain resource at a usage percentage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Can you create your own ASG Termination policy?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

When is ASG Lifecycle Hook “Pending:Wait” used?

A

To check an instance before it goes into load

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

When is ASG Lifecycle Hook “Terminating:Wait” used?

A

To check logs before a server goes out of load

17
Q

ALB - SurgeQueueLength

A

Total pending http routing requests

18
Q

ALB - SpilloverCount

A

Rejected because the surge queue is full

19
Q

What monitor level is created for a launch configuration created through the console?

A

default - 5mins

20
Q

What monitor level is created for a launch configuration created through the CLI?

A

detailed - 1min

21
Q

What is Systems Manager Parameter Store used for?

A

It is used to stored password, secure connection strings

22
Q

Can Systems Manager Parameter Store encrypt the data?

A

Yes

23
Q

Can Systems Manager Parameter Store rotate the keys?

A

No - that is the difference with Secrets Manager

24
Q

What is AWS OpsWorks

A

It’s a managed service of Chef and Puppet

AWS SysOps - DB (8 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions