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CMIT 326 Cloud Tech Final Exam 1 Questions and Verified Detailed Answers
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CMIT 326 Cloud Tech Final Exam 1 Questions andVerified Detailed Answers
A company has hybrid cloud architecture where their on-premises data center interacts
with their cloud resources in AWS. Which of the following services in AWS could you use
to deploy a web application to servers running on-premises? (Select TWO) a. AWS
CloudFormation b. AWS OpsWorks c. AWS Elasitc Beanstalk d. AWS Batch e. AWS
CodeDeploy ANSWER b. AWS OpsWorks e. AWS CodeDeploy
OpsWorks - AWS OpsWorks is a configuration management service that helps
customers configure and operate applications-both on-premise and within the AWS
Cloud-using Chef and Puppet.
CodeDeploy - AWS CodeDeploy automates code deployments to any instance, including
Amazon EC2 instances and instances running on-premises. AWS CodeDeploy makes it
easier to rapidly release new features, avoids downtime during application deployment,
and handles the complexity of updating applications.
Users around the world are complaining that the newly launched photo-sharing site is
taking too much time to load their high-resolution images. Which two AWS services will
you use in combination to serve the files with the lowest possible latency? (SELECT
TWO) a. Amazon Glacier b. AWS Storage Gateway c. Amazon CloudFront d. Amazon S3
e. Amazon Elastic File System ANSWER c. Amazon CloudFront d. Amazon S3
You will be able to configure your application to serve the static content and reduce
latency for end-users with the help of Amazon S3 and Amazon CloudFront. You can
upload high-resolution images, videos, and other static files into Amazon S3. CloudFront
serves your content through a global network of data centers called edge locations.
This helps reduce latency by caching your content closer to your end-users.
In cases where the content is not in an edge location, Cloud Front pulls this content from
an origin such as an Amazon S3 bucket, an Amazon EC2 instance, an Amazon Elastic
Load Balancer load balancer, or even your own web server. You can use CloudFront
with serving whole websites or applications, including dynamic, static, streaming, and
,interactive content. You will be able to set your Amazon S3 bucket as the origin of your
CloudFront web distribution.
Which of the following Amazon EC2 instance purchasing options leverages unused EC2
capacity in the AWS Cloud and provides up to a 90 percent discount compared with
On-Demand prices?
a. Spot Instance
b. Convertible Reserved Instance
c. Standard Reserved Instance
d. Dedicated Host - ANSWER a. Spot Instance
Allows you to leverage unused EC2 capacity in the AWS cloud. Up to a 90% discount
compared with On-Demand prices are available for Spot Instances.
Which Elastic Load Balancer type can support path-based routing, host-based routing,
and support for bi-directional communications channels using WebSockets? a. Classic
Load Balancer b. Network Load Balancer c. Both Application Load Balancer and
Network Load Balancer d. Application Load Balancer - ANSWER d. Application Load
Balancer
This is, by default, set for the balancing of HTTP and HTTPS traffic and provides
advanced request routing targeted at the delivery of modern application architectures,
including microservices and containers. Operating at the individual request level, also
known as Layer 7, an Application Load Balancer routes traffic to targets, including EC2
instances, within Amazon Virtual Private Cloud based on the content of the request.
"Increase speed and ______" is one of the six advantages of Cloud Computing which
refers to the reduction of acquisition time for making new compute resources available
to your developers from weeks to just minutes.
a. Elasticity
b. Reliability
c. High Availability
d. Agility - ANSWER d. Agility
,There are six advantages of using Cloud Computing:
1. Trade capital expense for variable expense
2. Benefit from massive economies of scale
3. Stop guessing capacity
4. Speed and agility
5. Stop spending money running and maintaining data centres
6. Go global in minutes
Which of the following IAM identities is associated with the access keys that are used in
managing your cloud resources via the AWS Command Line Interface (AWS CLI)?
a. IAM Policy
b. IAM Role
c. IAM Group
d. IAM User - ANSWER d. IAM User
An access key is a long-term credential for an IAM user or the AWS account root user.
You can use the access keys to sign programmatic requests that directly use the AWS
CLI or AWS API or indirectly via the AWS SDK.
Access keys consist of two parts:
1. Access key ID - for example AKIAIOSTUTORIALSDOJO
2. Secret access key - for example, wJalrXUtnFEMI/K7MDENG/bTutorialsDojoKEY.
Elasticity - ANSWER What is the term for easily scaling computing resources up or
down?
EC2 - ANSWER ______ is a web service that provides resizable compute capacity in the
cloud. It is designed to make web-scale cloud computing easier for developers.
, Reduces the time required to obtain & boot new server instances to minutes.
EBS - ANSWER _____ provides customizable block level storage for EC2 instances
Snapshots - ANSWER You backup EBS volumes using __________
availability zone - ANSWER EBS Volumes are attached to EC2 instances, and launched
in the same __________ _________
a,c - ANSWER What are the advantages of using Amazon EC2 instances instead of
physical servers in your infrastructure? (choose 2)
a. pay only for the capacity you use
b. automatic automated backups
c. the ability to have different storage requirements
d. hot-add capability for RAM
e. scalable
Amazon S3-ANSWER _______ _______ is Amazon's storage for the Internet. You can use it
to store and retrieve any amount of data at any time, from anywhere on the web
buckets-ANSWER objects in S3 are stored in __________
T-ANSWER T/F: Bucket names must be globally unique
bucket - ANSWER a __________ is a container for objects stored in S3. Every object is
contained in one.
Objects - ANSWER ________ are the fundamental entities stored in S3. Consists of the
____ data and the metadata at the time it is stored.
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