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AWS Solutions Architect > Service Related > Flashcards

Service Related Flashcards

1
Q

What is the second level domain name?

A

google in www.google.com

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2
Q

What is the top level domain name?

A

.com,.net, .gov

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3
Q

What is an IAM Role?

A

It provides access to an AWS resource to another AWS resource

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4
Q

What is Kinesis Streams?

A

A way to stream data using shards and consumers.

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5
Q

What is Kinesis Analytics?

A

Allows you to run SQL queries against data in Kinesis and store in S3

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6
Q

What is Kinesis Firehose?

A

A way to stream data in an automated way, without shards or consumers

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7
Q

What is Cloudtrail used for?

A

Auditing and tracking activity in AWS

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8
Q

What is CloudWatch used for?

A

Monitoring and logging

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9
Q

What is the difference between Memcached and Redis?

A

Memcached is an object-based caching system
Redis is a key-value store
Redis supports Multi AZ, Memcached does not

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10
Q

What are the 2 types of backups available?

A

Automated backups

Database snapshots

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11
Q

What 3 levels can VPC flow logs be enabled on?

A

VPC
Subnet
Network/Interface level

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12
Q

What is Elactic Beanstalk?

A

A service for deploying and scaling web apps.

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13
Q

What 2 components does a VPN connection consist of?

A

Customer Gateway

Virtual Private Gateway

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14
Q

What does SES stand for?

A

Simple Email Service

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15
Q

For Kinesis Streams, how long is data stored in a shard?

A

Up to 7 days, default is 24 hours

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16
Q

What kind of service is SNS?

A

Push based messaging service

17
Q

What is the maximum visibility timeout for SQS?

A

12 hours

18
Q

What is SQS visibility timeout?

A

Amount of time a message is invisible in the queue after a reader picks it up

19
Q

How long can messages be in an SQS queue?

A

1 minute to 14 days

20
Q

What is the SQS default retention period?

A

4 days

21
Q

What size are SQS messages?

A

256 KB

22
Q

What kind of system is SQS?

A

Pull Based queue system

23
Q

How many transactions per second does a FIFO queue provide?

A

300

24
Q

What guarantee does a standard queue provide?

A

A message is delivered at least once

25
Q

How many transactions per second does a standard queue provide?

A

Nearly unlimited

26
Q

What is the command to add new Kinesis shards in CLI?

A

update-shard-count

AWS Solutions Architect (12 decks)

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