1-100 Random Questions Flashcards

1
Q

Amazon database associated with NoSQL database service

MariaDB
RDS
DynamoDB
SQL

A

Amazon DynamoDB

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2
Q

Amazon DynamoDB is associated with what type of database service?

Relational
SQL
NoSQL
Maria

A

NoSQL

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3
Q

What type of service is Amazon Glacier? What is the general speed of this type of service?

Data archiving. Slow.
Snapshots. Fast.
Data archiving. Fast.
Fridgerator. Cold.

A

data archiving. slow.

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4
Q

What type of service is associated with low-cost, durable storage for retaining database backups for ~immediate~ retrieval?

DataStore
S3
Glacier
NTFS

A

Amazon S3

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5
Q

What is the storage limit for EC2 Instance store?

10 GB
5 GB
varies according to instance type
500 GB

A

Varies according to Instance type

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6
Q

type of service for data backup that is associated with high cost

S3
Glacier
EFS
EBA

A

Amazon EBA

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7
Q

Name four types of SQL based databases?

Maria
DynamoDB
ElastiCache
Aurora
Redshift
NoSql
RDS

A

Amazon Redshift, Amazon RDS, Maria. Aurora

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8
Q

Amazon Redshift and Amazon RDS are what type of database?

Nonrelational
NoSQL
Sequential
SQL

A

SQL

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9
Q

AWS service associated with managing multiple accounts (accounts management)

AWS Upscale
AWS Grow
AWS Organizations
AWS TiddlyWinks

A

AWS Organizations

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10
Q

Which AWS service is associated with authentication and authorizations (creating groups, rules and users)

IAM
AccountCreation
SecuritySuite
Users

A

AWS IAM

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11
Q

Which Amazon service is used to migrate databases from on-prem to cloud?

AWS Migration Service
AWS DatabaseMove
AWS DataFling
AWS Schema Conversion Tool (Amazon SCT)

A

AWS Schema Conversion Tool (Amazon SCT)

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12
Q

“_____” is a service that enables you to access, audit, and evaluate the configuration of your AWS resources

AWS Audit
AWS Config
AWS Eval
AWS EvalConfig

A

AWS Config

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13
Q

“_______” helps you centrally manage and govern your environment as you grow and scale your AWS resources.

AWS Upscale
AWS Grow
AWS Organizations
AWS TiddlyWinks

A

AWS Organizations

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14
Q

What approach to transcoding a large number of individual video files adheres to “AWS architecture” principles?

A. Using many instances in parallel
B. Using a single large instance during off-peak hours
C. Using dedicated hardware
D. Using a large GPU instance type

A

A. Using many instances in parallel

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15
Q

This type of service is a petabyte scale data transport solution that uses secure appliances to transfer large amounts of data into and out of the AWS cloud

AWS PetaScale
AWS Transfer
AWS MoveData
AWS Snowball

A

AWS Snowball

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16
Q

Name two AWS services that should be used for read/write of ~constantly~ changing data.

S3
AWS RDS
EBS
EFS

A

AWS RDS & Amazon EFS

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17
Q

A service that simplifies relational database administration tasks

Amazon RDS
Dynamo
Elasticache
Redshift

A

Amazon RDS

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18
Q

A customer needs to run a MySQL database that easily scales. Which AWS service should they use?

Amazon Aurora
Amazon Redshift
Amazon DynamoDB
Amazon ElastiCache

A

Amazon Aurora

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19
Q

What does ELB stand for?

A

elastic load balancer

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20
Q

what type of function does ELB provide?

A

allows you to distribute the load across multiple machines

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21
Q

what does ASG stand for?

A

auto scaling group

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22
Q

what dos “EBS” stand for?

Elastic block store
Elastic block stick
Elastic book store
Elastic bring storage

A

elastic block store

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23
Q

what does EBS do? Choose one

  • data archiving
  • stores data in buckets
  • allows data to be written to file systems
  • provides network storage for EC2 instances, outside of the instances, so it’s still available even when an instance is turned off/shut down
A

provides network storage for EC2 instances, outside of the instances, so it’s still available even when an instance is turned off/shut down

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24
Q

what does EFS stand for?

A

Elastic File System

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25
Q

What type of storage does this describe?

provides file storage for EC2 instances, containers, serverless, and on-prem storage

S3
EBS
SSD
EFS

A

EFS

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26
Q

what are three storage options for EC2?

EFS
S3
EBA
Instance store
EBS

A

EFS, EBS and in-instance storage

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27
Q

The name for a script that you can add to your EC2 instance that runs the first time (and ONLY the first time) that you launch your EC2 instance

EC2 StartupScript
EC2 Script
EC2 FirstRun
EC2 user data (boot strap)

A

EC2 user data (boot strap)

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28
Q

what are three tasks that an “EC2 user data” script can be used for?

  1. to automate tasks
  2. install updates or software
  3. download common files from the internet
  4. Call other scripts for assistance (script shouts)
  5. Mine/search data
A
  1. to automate tasks
  2. install updates or software
  3. download common files from the internet
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29
Q

the t2.micro is part of what tier of service?

A

free tier

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30
Q

what is the maximum # of hours per month for a free tier EC2 instance

250
500
750
1,000

A

750

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31
Q

what is a “key pair” used for?

To SSH into an EC2 Instance
To log into your AWS account
To encrypt data on S3
To verify each key against one another

A

to SSH into an EC2 instance

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32
Q

what type of “key pair” can be used for Linux, Mac, and Windows 10 or greater?

ssh
.key
.ppk
.pem

A

.pem

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33
Q

what type of “key pair” can be used for Windows 7 or Windows 8 (ie Windows versions below that of 10)

ssh
.key
.ppk
.pem

A

.ppk

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34
Q

what is the EC2 in-instance storage limit for free-tier?

1 GB
10 GB
3 GB
30 GB

A

30GB

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35
Q

When type of group is associated with an EC2 firewall?

A

security group

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36
Q

when is AWS likely to change the public IP address for your EC2 instance?

Never
when stop/re-start instance
When damn well feels like it
When you owe money

A

when you stop and then restart and instance.

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37
Q

When you stop and then restart an EC2 instance, what type of change is AWS likely to make?

No changes will occur
Change the instance type
Change your public IP address
Will delete all associated security groups

A

it is likely to change your public IP address

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38
Q

in the instance naming convention of m5.2xlarge, what does the “m” represent? the “5”? the “xlarge”?

M - generation: 5 - core CPUs; xlarge - memory used

M - instance class
5 - instance generation, lower the number, older the generation
xlarge - size within the instance class (larger size equals more memory, larger CPU, etc)

A

M - instance class
5 - instance generation, lower the number, older the generation
xlarge - size within the instance class (larger size equals more memory, larger CPU, etc)

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39
Q

What type of instance type is this?
1. great for diversity of workloads (web servers or code repositories)
2. balance between CPU, memory and networking
3. are of the “t2” name

Storage Optimized
General purpose
Memory optimized
Compute

A

General Purpose

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40
Q

What type of instance type is this?
1 computer-intensive requiring high performance processors
a. batch processing workloads
b. media transcoding
c. high performance web servers
d. high performance computing (HPC)
e. scientific modeling & machine learning
f. dedicated gaming servers
g. are of the “C” name (c5, c6, etc)

Memory Optimized
Storage Optimized
Compute Optimized
Optimized prime

A

Compute Optimized

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41
Q

What does HPC stand for?

Hex Program Computing
High Price computing
Half call computing
High performance computing

A

high performance computing.

42
Q

What type of instance is this?
1. fast performance for workloads that process large data sets in memory
a. high performance, relational/non-relational databases
b distributed web scale cache stores
c. in-memory databases optimized for BI (business intelligence)
d. applications performing real-time processing of big unstructured data
e. will be of the R series of names (for RAM), x1, x2..

Storage Optimized
High performance
Memory optimized
Compute

A

memory optimized

43
Q

What type of instance is this?
great for storage intensive tasks that require high, sequential read and write access to large data sets
1. high frequency online transaction processiong (OLTP) systems
2. cache for in-memory databases (for example, Redis)
3. data warehousing applications
4. distributed file systems
5. starts with I, or D, or H1 naming

Storage Optimized
High performance
Memory
Compute

A

Storage Optimized

44
Q

what is a fundamental part of network security in AWS?

EC2
RDS
TeamWorx
Security groups

A

security groups

45
Q

what do security groups do?

control traffic in/out of EC2 instances
Create firewall for VPC
Create firewall for regions
Make things more secure

A

control traffic in/out of EC2 instances

46
Q

Security groups contain only these type of rules?

Deny
Allow
Matching
Substrate

A

ALLOW

47
Q

ALLOW rules can reference by these two things:

A

IP address
Security groups

48
Q

when creating an “allow” rule, what convention represents allowing “all” traffic

255.0.0.0
255 255.255.255
0.0.0.0
1.1.1.1

A

0.0.0.0

49
Q

when seeing 0.0.0.0, what does that indicate?

A

all traffic

50
Q

Is a security group limited to one instance or can it be attached to multiple instances?

A

multiple instances

51
Q

can an EC2 instance have more than one security group?

A

yes

52
Q

what are two aspects for which an EC2 instance might have two security groups?

One for inbound traffic/ one for outbound traffic
EC2 instances are limited to one security group
One security group per user
Transfer between cellblocks

A

one for inbound traffic, another for outbound traffic

53
Q

what are security groups locked down to?

Prison
Cellblocks
Availability Zones
Region/VPC combination

A

Region/VPC combination

54
Q

If you have a security group for an EC2 instance, and you’re switching that instance to another region, what step needs to be taken?

A

create a new security group

55
Q

What does “AMI” stand for?

A

Amazon Machine Image

56
Q

In which regions is the IAM service available?

A

Global

57
Q

what does EBS stand for?

A

Elastic Block store

58
Q

Elastic Container Service and Elastic Beanstalk are what type o service? (Iaas, Paas, Saas)

A

PaaS

59
Q

What type of service reflects a service accessible by end users and what are some examples?

SaaS, 0365, Gmail, Evernote
PaaS, Lambda
IaaS, Linux
DaaS, AWS Workspaces

A

SaaS, O365, Gmail, Evernote, etc

60
Q

A developer wants to run their code for just a brief time (a few minutes) on someone else’s server, what type of computing is this?

Served
Borrowed
Serverless
Managed

A

serverless

61
Q

AWS Lambda is an example of what type of service?

Wait service
Serverless
Standalone
Financial

A

serverless

62
Q

Name a type of service that falls under the serverless model type

A

AWS Lambda

63
Q

What is the port associated with SSH (Secure Shell) and SFTP (secure file transfer protocol)?

80
3389
22
443

A

22

64
Q

What is the port associated with HTTP?

80
3389
22
443

A

80

65
Q

What is the port associated with HTTPS?

80
3389
22
443

A

443

66
Q

What is the port associated with RDP (remote desktop protocol)?

80
443
3389
247

A

3389

67
Q

When using Win7 or Win8 to SSH into your instance, what app must also be used?

WinZip
SSHConfig
RDP
Putty

A

Putty

68
Q

For web based SSH access to your instance, use

EC2 Instance Connect
EC2 SSH Web
EC2 WebSSH
EC2 WebIbstance

A

EC2 Instance Connect

69
Q

How do you access the EC2 instance connect?

A

Via the AWS console, go to “instances”, select your instance (check mark in the box), Actions, Connect, EC2 instance connect

69
Q

How do you access the EC2 instance connect?

A

Via the AWS console, go to “instances”, select your instance (check mark in the box), Actions, Connect, EC2 instance connect

70
Q

What is a good reason to have a snapshot?

To share on Instagram
To backup data to another region
To add to a snapshot portfolio
To assist logging into your account

A

So you can backup your data to another region

71
Q

What are the four type of elastic load balancers?

Application
Network
Banding
Gateway
Monopoly
Classic

A

Application, Network, Gateway, and Classic

72
Q

What are the two types of scalability?

A

Horizontal and vertical

73
Q

Adding compute resources such as more CPU, storage, memory to an instance, this reflects which type of scalability?

A

Vertical

74
Q

what is a major drawback to vertical scalability and is a reason why it’s not recommended as a best practice?

A

In order for the changes to take effect, you first need to close down and then restart your instance

75
Q

Which term reflects Amazon’s ability to provide reliability to it’s services?

A

High Availability

76
Q

How does Amazon provide reliability through High Availability?

A

By utilizing multiple availability zones

77
Q

load balancing is a type of scalability or elasticity?

A

elasticity

78
Q

what is an auto scaling group?

A

employs elastic load balancing to add (scale out) instances and remove (scale in) instances as needed depending on the workload

79
Q

what does it mean to “scale out” vs “scale in” as it pertains to elastic load balancing?

A

scale out means to add instances to handle a greater workload and scale in means to remove instances as the workload diminishes

80
Q

what type of application is well suited for scalability?

  • database
  • word processor
  • video games
  • learning software
  • project management
A

database

81
Q

what type of scaling is associated with distributed systems?

  • reptilian
  • Horizontal
  • vertical
  • sideways
A

horizonal scaling

82
Q

what type of storage concept is associated with distributed systems

Flabbergasting
Regimented
Clustering
Pinpointing

A

clustering

83
Q

high availability usually goes hand in hand with what type of scaling?

Diagonal
Jagged
Horizontal
Reptilian

A

horizontal scaling

84
Q

vertical scaling is very common for which, a distributed or a non-distributed system?

A

non-distributed system

85
Q

what does agility refer to?

  • size
  • wattage
  • compute
  • speed
A

the speed (usually associated with lower latency) at which services can be offered

86
Q

Application Load Balancer operates at which layer of the OSI model?

Layer 7 - Application
Layer 6 - Presentation
Layer 5 - Session
Layer 4 - Transport

A

Layer 7 - Application

87
Q

Network Load Balancer operates at which layer of the OSI model?

Layer 4 - Transport
Layer 2 - Data
Layer 3 - Network
Layer 7 - Application

A

Layer 4 - Transport

88
Q

Gateway Load Balancer operates at which level of the OSI model?

Layer 1 - Physical
Layer 3 - Network
Layer 4 - Transport
Layer 7 - Application

A

Layer 3

89
Q

Which type of load balancer is associated with “high performance”, millions of requests per second?

Networking load balancer
Application load balancer
Washing load balancer
Gateway load balancer

A

Network Load Balancer

90
Q

Which type of load balancer is associated with http:?

Networking load balancer
Application load balancer
Washing load balancer
Gateway load balancer

A

Application Load Balancer

91
Q

Which type of load balancer is associated with IP address and network traffic?

Networking load balancer
Application load balancer
Washing load balancer
Gateway load balancer

A

Network Load Balancer

92
Q

Which type of load balancer is associated with intrusion detection and route traffic to firewalls?

Networking load balancer
Application load balancer
Washing load balancer
Gateway load balancer

A

Gateway Load Balancer

93
Q

When setting up an Auto Scaling Group, what are the three sizes that you would setup?

None
Huge
Minimum
Current (actual size)
Phasing
Maximum

A

minimum, current (actual size), maximum

94
Q

What are the two types of scaling strategies?

Single
Dynamic
Motion
Auto

A

manual auto scaling and dynamic auto scaling

95
Q

What are the three types of automatic scaling strategies?

Baseline scaling
Simple/step scaling
Mindy scaling
Target tracking
Routine scaling
Scheduled scaling

A

Simple/Step scaling, Target tracking, and Scheduled Scaling

96
Q

What type of dynamic auto scaling strategy would be employed when a CloudWatch alarm is triggered (ie CPU > 70% or CPU < 30%, etc)

Tracking
Manual
Simple / Step scaling
Parsing

A

Simple / Step scaling

97
Q

What type of dynamic auto scaling strategy would be employed when trying to establish a baseline for the scaling to follow (say “I want the average ASG CPU to stay at around 40%)?

Simple/Step
Target tracking
Scheduled scaling
Manual scaling

A

Target Tracking Scaling

98
Q

What type of dynamic auto scaling strategy would be employed when trying to establish a set schedule for the scaling to follow (anticipate scaling based on known usage patterns or increase min capacity to 10 at 5pm on Fridays)

A

Scheduled Scaling

99
Q

What port number is associated with FTP?

80
21
22
443

A

21