wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

AWS 5 Storage

Total questions: 98

Worksheet time: 49mins

Name
Class
Date
1.
What does AWS Snowball provide? (Choose TWO)
a)
Built-in computing capabilities that allow customers to process data locally.
b)
A catalog of third-party software solutions that customers need to build solutions and run their businesses.
c)
A hybrid cloud storage between on-premises environments and the AWS Cloud.
d)
An Exabyte-scale data transfer service that allows you to move extremely large amounts of data to AWS.
e)
Secure transfer of large amounts of data into and out of the AWS.
2.
What should you do in order to keep the data on EBS volumes safe? (Choose TWO)
a)
Regularly update firmware on EBS devices.
b)
Create EBS snapshots.
c)
Ensure that EBS data is encrypted at rest.
d)
Store a backup daily in an external drive.
e)
Prevent any unauthorized access to AWS data centers.
3.
The identification process of an online financial services company requires that new users must complete an online interview with their security team. The completed recorded interviews are only required in the event of a legal issue or a regulatory compliance breach. What is the most cost-effective service to store the recorded videos?
a)
S3 Intelligent-Tiering.
b)
AWS Marketplace.
c)
Amazon S3 Glacier Deep Archive.
d)
Amazon EBS.
4.
A company is deploying a new two-tier web application in AWS. Where should the most frequently accessed data be stored so that the application's response time is optimal?
a)
AWS OpsWorks.
b)
AWS Storage Gateway.
c)
Amazon EBS volume.
d)
Amazon ElastiCache.
5.
Which of the following are examples of AWS-Managed Services, where AWS is responsible for the operational and maintenance burdens of running the service? (Choose TWO)
a)
Amazon VPC.
b)
Amazon DynamoDB.
c)
Amazon Elastic MapReduce.
d)
AWS IAM.
e)
Amazon Elastic Compute Cloud.
6.
Your company has a data store application that requires access to a NoSQL database. Which AWS database offering would meet this requirement?
a)
Amazon Aurora.
b)
Amazon DynamoDB.
c)
Amazon Elastic Block Store.
d)
Amazon Redshift.
7.
Which of the following is not a benefit of Amazon S3? (Choose TWO)
a)
Amazon S3 provides unlimited storage for any type of data.
b)
Amazon S3 can run any type of application or backend system.
c)
Amazon S3 stores any number of objects, but with object size limits.
d)
Amazon S3 can be scaled manually to store and retrieve any amount of data from anywhere.
e)
Amazon S3 provides 99.999999999% (11 9's) of data durability.
8.
Which service provides object-level storage in AWS?
a)
Amazon EBS.
b)
Amazon Instance Store.
c)
Amazon EFS.
d)
Amazon S3.
9.
Which S3 storage class is best for data with unpredictable access patterns?
a)
Amazon S3 Intelligent-Tiering.
b)
Amazon S3 Glacier Flexible Retrieval.
c)
Amazon S3 Standard.
d)
Amazon S3 Standard-Infrequent Access.
10.
What is the AWS database service that allows you to upload data structured in key-value format?
a)
Amazon DynamoDB.
b)
Amazon Aurora.
c)
Amazon Redshift.
d)
Amazon RDS.
11.
You work as an on-premises MySQL DBA. The work of database configuration, backups, patching, and DR can be time-consuming and repetitive. Your company has decided to migrate to the AWS Cloud. Which of the following can help save time on database maintenance so you can focus on data architecture and performance?
a)
Amazon RDS.
b)
Amazon Redshift.
c)
Amazon DynamoDB.
d)
Amazon CloudWatch.
12.
Your company is designing a new application that will store and retrieve photos and videos. Which of the following services should you recommend as the underlying storage mechanism?
a)
Amazon EBS.
b)
Amazon SQS.
c)
Amazon S3.
d)
Amazon Instance store.
13.
What does Amazon ElastiCache provide?
a)
In-memory caching for read-heavy applications.
b)
An Ehcache compatible in-memory data store.
c)
An online software store that allows Customers to launch pre-configured software with just few clicks.
d)
A domain name system in the cloud.
14.
An organization needs to analyze and process a large number of data sets. Which AWS service should they use?
a)
Amazon EMR.
b)
Amazon MQ.
c)
Amazon SNS.
d)
Amazon SQS.
15.
What is the AWS service/feature that takes advantage of Amazon CloudFront's globally distributed edge locations to transfer files to S3 with higher upload speeds?
a)
S3 Transfer Acceleration.
b)
AWS WAF.
c)
AWS Snowmobile.
d)
AWS Snowball.
16.
Using Amazon RDS falls under the shared responsibility model. Which of the following are customer responsibilities? (Choose TWO)
a)
Building the relational database schema.
b)
Performing backups.
c)
Managing the database settings.
d)
Patching the database software.
e)
Installing the database software.
17.
A company has a large amount of structured data stored in their on-premises data center. They are planning to migrate all the data to AWS, what is the most appropriate AWS database option?
a)
Amazon DynamoDB.
b)
Amazon SNS.
c)
Amazon RDS.
d)
Amazon ElastiCache.
18.
Where can you store files in AWS? (Choose TWO)
a)
Amazon EFS.
b)
Amazon SNS.
c)
Amazon EBS.
d)
Amazon ECS.
e)
Amazon EMR.
19.
Which AWS service can be used to store and reliably deliver messages across distributed systems?
a)
Amazon Simple Queue Service.
b)
AWS Storage Gateway.
c)
Amazon Simple Email Service.
d)
Amazon Simple Storage Service.
20.
A company is migrating its on-premises database to Amazon RDS. What should the company do to ensure Amazon RDS costs are kept to a minimum?
a)
Right-size before and after migration.
b)
Use a Multi-Region Active-Passive architecture.
c)
Combine On-demand Capacity Reservations with Saving Plans.
d)
Use a Multi-Region Active-Active architecture.
21.
What is the primary storage service used by Amazon RDS database instances?
a)
Amazon Glacier.
b)
Amazon EBS.
c)
Amazon EFS.
d)
Amazon S3.
22.
Which of the following AWS services is designed with native Multi-AZ fault tolerance in mind? (Choose TWO)
a)
Amazon Redshift.
b)
AWS Snowball.
c)
Amazon Simple Storage Service.
d)
Amazon EBS.
e)
Amazon DynamoDB.
23.
What are the Amazon RDS features that can be used to improve the availability of your database? (Choose TWO)
a)
AWS Regions.
b)
Multi-AZ Deployment.
c)
Automatic patching.
d)
Read Replicas.
e)
Edge Locations.
24.
Your company is designing a new application that will store and retrieve photos and videos. Which of the following services should you recommend as the underlying storage mechanism?
a)
Amazon EBS.
b)
Amazon SQS.
c)
Amazon Instance store.
d)
Amazon S3.
25.
Amazon Glacier is an Amazon S3 storage class that is suitable for storing [...] & [...]. (Choose TWO)
a)
Active archives.
b)
Dynamic websites' assets.
c)
Long-term analytic data.
d)
Active databases.
e)
Cached data.
26.
A company needs to host a database in Amazon RDS for at least three years. Which of the following options would be the most cost-effective solution?
a)
Reserved instances - No Upfront.
b)
Reserved instances - Partial Upfront.
c)
On-Demand instances.
d)
Spot Instances.
27.
Which of the following AWS offerings is a MySQL-compatible relational database service that can scale capacity automatically based on demand?
a)
Amazon Neptune.
b)
Amazon Aurora.
c)
Amazon RDS for SQL Server.
d)
Amazon RDS for PostgreSQL.
28.
What is the AWS data warehouse service that supports a high level of query performance on large amounts of datasets?
a)
Amazon Redshift.
b)
Amazon Kinesis.
c)
Amazon DynamoDB.
d)
Amazon RDS.
29.
What are the benefits of using the Amazon Relational Database Service? (Choose TWO)
a)
Lower administrative burden.
b)
Complete control over the underlying host.
c)
Resizable compute capacity.
d)
Scales automatically to larger or smaller instance types.
e)
Supports the document and key-value data structure.
30.
Which AWS Service can be used to register a new domain name?
a)
Amazon Personalize.
b)
Amazon Route 53.
c)
AWS KMS.
d)
AWS Config.
31.
A customer is planning to move billions of images and videos to be stored on Amazon S3. The customer has approximately 60 Petabytes of data to move. Which of the following AWS Services is the best choice to transfer the data to AWS?
a)
Snowball.
b)
S3 Transfer Acceleration.
c)
Snowmobile.
d)
Amazon VPC.
32.
A company plans to migrate a large amount of archived data to AWS. The archived data must be maintained for a period of 5 years and must be retrievable within 5 hours of a request. What is the most cost-effective AWS storage service to use?
a)
Amazon S3 Glacier.
b)
Amazon EFS.
c)
Amazon S3 Standard.
d)
Amazon EBS.
33.
Which of the following are use cases for Amazon S3? (Choose TWO)
a)
Hosting static websites.
b)
Hosting websites that require sustained high CPU utilization.
c)
Cost-effective database and log storage.
d)
A media store for the CloudFront service.
e)
Processing data streams at any scale.
34.
A company is planning to migrate a database with high read/write activity to AWS. What is the best storage option to use?
a)
AWS Storage Gateway.
b)
Amazon S3.
c)
Amazon EBS.
d)
Amazon Glacier.
35.
What is the AWS service that provides five times the performance of a standard MySQL database?
a)
Amazon Aurora.
b)
Amazon Redshift.
c)
Amazon DynamoDB.
d)
Amazon Neptune.
36.
For managed services like Amazon DynamoDB, which of the below is AWS responsible for? (Choose TWO)
a)
Protecting credentials.
b)
Logging access activity.
c)
Patching the database software.
d)
Operating system maintenance.
e)
Creating access policies.
37.
Which of the following are factors in determining the appropriate database technology to use for a specific workload? (Choose TWO)
a)
Availability Zones.
b)
Data sovereignty.
c)
The number of reads and writes per second.
d)
The nature of the queries.
e)
Software bugs.
38.
What are the benefits of using DynamoDB? (Choose TWO)
a)
Automatically scales to meet required throughput capacity.
b)
Provides resizable instances to match the current demand.
c)
Supports both relational and non-relational data models.
d)
Offers extremely low (single-digit millisecond) latency.
e)
Supports the most popular NoSQL database engines such as CouchDB and MongoDB.
39.
Which of the following allows you to create new RDS instances? (Choose TWO)
a)
AWS CodeDeploy.
b)
AWS Quick Starts.
c)
AWS CloudFormation.
d)
AWS DMS.
e)
AWS Management Console.
40.
Which of the following Amazon RDS features facilitates offloading of database read activity?
a)
Database Snapshots.
b)
Multi-AZ Deployments.
c)
Automated Backups.
d)
Read Replicas.
41.
You are running a financial services web application on AWS. The application uses a MySQL database to store the data. Which of the following AWS services would improve the performance of your application by allowing you to retrieve information from fast in-memory caches?
a)
Amazon EFS.
b)
Amazon Neptune.
c)
Amazon ElastiCache.
d)
DAX.
42.
Which AWS Service helps enterprises extend their on-premises storage to AWS in a cost-effective manner?
a)
AWS Data Pipeline.
b)
AWS Storage Gateway.
c)
Amazon Aurora.
d)
Amazon EFS.
43.
A company is building an online cloud storage platform. They need a storage service that can scale capacity automatically, while minimizing cost. Which AWS storage service should the company use to meet these requirements?
a)
Amazon Simple Storage Service.
b)
Amazon Elastic Block Store.
c)
Amazon Elastic Container Service.
d)
AWS Storage Gateway.
44.
Which of the below options is true of Amazon Cloud Directory?
a)
Amazon Cloud Directory allows the organization of hierarchies of data across multiple dimensions.
b)
Amazon Cloud Directory enables the analysis of video and data streams in real time.
c)
Amazon Cloud Directory allows users to access AWS with their existing Active Directory credentials.
d)
Amazon Cloud Directory allows for registration and management of domain names.
45.
A customer is seeking to store objects in their AWS environment and to make those objects downloadable over the internet. Which AWS Service can be used to accomplish this?
a)
Amazon EBS.
b)
Amazon EFS.
c)
Amazon S3.
d)
Amazon Instance Store.
46.
According to best practices, which of the below options is best suited for processing a large number of binary files?
a)
Vertically scaling EC2 instances.
b)
Running RDS instances in parallel.
c)
Vertically scaling RDS instances.
d)
Running EC2 instances in parallel.
47.
Which AWS Service offers an NFS file system that can be mounted concurrently from multiple EC2 instances?
a)
Amazon Elastic File System.
b)
Amazon Simple Storage Service.
c)
Amazon Elastic Block Store.
d)
AWS Storage Gateway.
48.
A customer is planning to migrate their Microsoft SQL Server databases to AWS. Which AWS Services can the customer use to run their Microsoft SQL Server database on AWS? (Choose TWO)
a)
AWS Fargate.
b)
Amazon Elastic Compute Cloud.
c)
Amazon RDS.
d)
AWS Database Migration service (DMS).
e)
AWS Lambda.
49.
Which of the following are examples of AWS-managed databases? (Choose TWO)
a)
Amazon Neptune.
b)
Amazon CloudSearch.
c)
Microsoft SQL Server on Amazon EC2.
d)
MySQL on Amazon EC2.
e)
Amazon RDS for MySQL.
50.
Which of the following S3 storage classes is most appropriate to host static assets for a popular e-commerce website with stable access patterns?
a)
S3 Standard-IA.
b)
S3 Intelligent-Tiering.
c)
S3 Glacier Deep Archive.
d)
S3 Standard.
51.
Which of the following is a feature of Amazon RDS that performs automatic failover when the primary database fails to respond?
a)
RDS Single-AZ.
b)
RDS Write Replica.
c)
RDS Snapshots.
d)
RDS Multi-AZ.
52.
Which of the following are use cases for Amazon EMR? (Choose TWO)
a)
Enables you to backup extremely large amounts of data at very low costs.
b)
Enables you to move Exabyte-scale data from on-premises datacenters into AWS.
c)
Enables you to analyze and process extremely large amounts of data in a timely manner.
d)
Enables you to easily run and scale Apache Spark, Hadoop,and other Big Data frameworks.
e)
Enables you to easily run and manage Docker containers.
53.
For Amazon RDS databases, what does AWS perform on your behalf? (Choose TWO)
a)
Database setup.
b)
Network traffic protection.
c)
Management of the operating system.
d)
Access management.
e)
Management of firewall rules.
54.
What is the main benefit of the AWS Storage Gateway service?
a)
It automates the process of building, maintaining, and running ETL jobs.
b)
It provides physical devices to migrate data from on premises to AWS.
c)
It allows integration of on-premises IT environments with Cloud Storage.
d)
It provides hardware-based key storage for regulatory compliance.
55.
To protect against data loss, you need to backup your database regularly. What is the most cost-effective storage option that provides immediate retrieval of your backups?
a)
Amazon S3 Glacier Deep Archive.
b)
Amazon S3 Standard-Infrequent Access.
c)
Amazon S3 Glacier.
d)
Instance Store.
56.
You want to transfer 200 Terabytes of data from on-premises locations to the AWS Cloud, which of the following can do the job in a cost-effective way?
a)
AWS Snowmobile.
b)
AWS Import/Export.
c)
AWS DMS.
d)
AWS Snowball.
57.
You have a real-time IoT application that requires sub-millisecond latency. Which of the following services should you use?
a)
Amazon Redshift.
b)
Amazon Athena.
c)
AWS Cloud9.
d)
Amazon ElastiCache for Redis.
58.
An organization needs to build a financial application that requires support for ACID transactions. Which AWS database service is most appropriate in this case?
a)
RedShift.
b)
RDS.
c)
CloudHSM.
d)
DMS.
59.
Amazon RDS supports multiple database engines to choose from. Which of the following is not one of them?
a)
PostgreSQL.
b)
Oracle.
c)
Microsoft SQL Server.
d)
Teradata.
60.
Which of the following services allows you to install and run custom relational database software?
a)
Amazon EC2.
b)
Amazon Cognito.
c)
Amazon RDS.
d)
Amazon Inspector.
61.
Which AWS service allows you to build a data warehouse in the cloud?
a)
AWS Shield.
b)
Amazon Redshift.
c)
Amazon RDS.
d)
Amazon Comprehend.
62.
Which of the following services is an AWS repository management system that allows for storing, versioning, and managing your application code?
a)
AWS CodePipeline.
b)
AWS CodeCommit.
c)
AWS X-Ray.
d)
Amazon Inspector.
63.
What is the recommended storage option when hosting an often-changing database on an Amazon EC2 instance?
a)
Amazon EBS.
b)
Amazon RDS.
c)
You can't run a database inside an Amazon EC2 instance.
d)
Amazon DynamoDB.
64.
Which of the following actions may reduce Amazon EBS costs? (Choose TWO)
a)
Deleting unused buckets.
b)
Using reservations.
c)
Deleting unnecessary snapshots.
d)
Changing the type of the volume.
e)
Distributing requests to multiple volumes.
65.
Which database service should you use if your application and data schema require 'joins' or complex transactions?
a)
Amazon RDS.
b)
AWS Outposts.
c)
Amazon DocumentDB.
d)
Amazon DynameDB.
66.
What should you consider when storing data in Amazon Glacier?
a)
Amazon Glacier only accepts data in a compressed format.
b)
Glacier can only be used to store frequently accessed data and data archives.
c)
Amazon Glacier does not provide immediate retrieval of data.
d)
Attach Glacier to an EC2 Instance to be able to store data.
67.
A company needs to host a big data application on AWS using EC2 instances. Which of the following AWS Storage services would they choose to automatically get high throughput to multiple compute nodes?
a)
Amazon Elastic Block Store.
b)
AWS Storage Gateway.
c)
Amazon Elastic File System.
d)
S3.
68.
What is the benefit of Amazon EBS volumes being automatically replicated within the same availability zone?
a)
Elasticity.
b)
Durability.
c)
Traceability.
d)
Accessibility.
69.
What is the Amazon ElastiCache service used for? (Choose TWO)
a)
Provide an in-memory data storage service.
b)
Reduce delivery costs using Edge Locations.
c)
Improve web application performance.
d)
Provide a Chef-compatible cache to speed up application response.
e)
Distribute requests to multiple instances.
70.
What is the maximum amount of data that can be stored in S3 in a single AWS account?
a)
100 PetaBytes.
b)
Virtually unlimited storage.
c)
5TeraBytes.
d)
10 Exabytes.
71.
What is one of the advantages of the Amazon Relational Database Service (Amazon RDS)?
a)
It simplifies relational database administration tasks.
b)
It provides 99.99999999999% reliability and durability.
c)
It automatically scales databases for loads.
d)
It enabled users to dynamically adjust CPU and RAM resources.
72.
Which of the following AWS Cloud services can be used to run a customer-managed relational database?
a)
Amazon EC2.
b)
Amazon Route 53.
c)
Amazon ElastiCache.
d)
Amazon DynamoDB.
73.
Which storage service can be used as a low-cost option for hosting static websites?
a)
Amazon Glacier.
b)
Amazon DynamoDB.
c)
Amazon Elastic File System (Amazon EFS).
d)
Amazon Simple Storage Service (Amazon S3).
74.
A company has deployed several relational databases on Amazon EC2 instances Every month the database software vendor releases new security patches that need to be applied to the databases. What is the MOST efficient way to apply the security patches?
a)
Connect to each database instance on a monthly basis and download and apply the necessary security patches from the vendor.
b)
Enable automate patching for the instances using the Amazon RDS console.
c)
In AWS Config. configure a rule for the instances and the required patch level.
d)
Use AWS Systems Manager to automate database patching according to a schedule.
75.
Which service provides a virtually unlimited amount of online highly durable object storage?
a)
Amazon Redshift.
b)
Amazon Elastic File System (Amazon EFS).
c)
Amazon Elastic Container Service (Amazon ECS).
d)
Amazon S3.
76.
Which AWS service can serve a static website?
a)
Amazon S3.
b)
Amazon Route 53.
c)
Amazon QuickSight.
d)
AWS X-Ray.
77.
What is the benefit of using AWS managed services, such as Amazon ElastiCache and Amazon Relational Database Service (Amazon RDS)?
a)
They require the customer to monitor and replace failing instances.
b)
They have better performance than customer-managed services.
c)
They simplify patching and updating underlying OSs.
d)
They do not require the customer to optimize instance type or size selections.
78.
Which of the following is a fast and reliable NoSQL database service?
a)
Amazon Redshift.
b)
Amazon RDS.
c)
Amazon DynamoDB.
d)
Amazon S3.
79.
Which of the following can an AWS customer use to launch a new Amazon Relational Database Service (Amazon RDS) cluster? (Select TWO)
a)
AWS Concierge.
b)
AWS CloudFormation.
c)
Amazon Simple Storage Service (Amazon S3).
d)
Amazon EC2 Auto Scaling.
e)
AWS Management Console.
80.
Which AWS services should be used for read/write of constantly changing data? (Select TWO)
a)
Amazon Glacier.
b)
Amazon RDS.
c)
AWS Snowball.
d)
Amazon Redshift.
e)
Amazon EFS.
81.
Which service is best for storing common database query results, which helps to alleviate database access load?
a)
Amazon Machine Learning.
b)
Amazon SQS.
c)
Amazon ElastiCache.
d)
Amazon EC2 Instance Store.
82.
Which AWS service can be used to query stored datasets directly from Amazon S3 using standard SQL?
a)
AWS Glue.
b)
AWS Data Pipeline.
c)
Amazon CloudSearch.
d)
Amazon Athena.
83.
Which of the following are characteristics of Amazon S3? (Select TWO)
a)
A global file system.
b)
An object store.
c)
A local file store.
d)
A network file system.
e)
A durable storage system.
84.
Which AWS service is a managed NoSQL database?
a)
Amazon Redshift.
b)
Amazon DynamoDB.
c)
Amazon Aurora.
d)
Amazon RDS for ManaDB.
85.
Which AWS services can host a Microsoft SQL Server database? (Select TWO)
a)
Amazon EC2.
b)
Amazon Relational Database Service (Amazon RDS).
c)
Amazon Aurora.
d)
Amazon Redshift.
e)
Amazon S3.
86.
Amazon Relational Database Service (Amazon RDS) offers which of the following benefits over traditional database management?
a)
AWS manages the data stored in Amazon RDS tables.
b)
AWS manages the maintenance of the operating system.
c)
AWS automatically scales up instance types on demand.
d)
AWS manages the database type.
87.
Which service stores objects, provides real-time access to those objects, and offers versioning and lifecycle capabilities?
a)
Amazon Glacier.
b)
AWS Storage Gateway.
c)
Amazon S3.
d)
Amazon EBS.
88.
What is the lowest-cost, durable storage option for retaining database backups for immediate retrieval?
a)
Amazon S3.
b)
Amazon Glacier.
c)
Amazon EBS.
d)
Amazon EC2 Instance Store.
89.
Which AWS managed service is used to host databases?
a)
AWS Batch.
b)
AWS Artifact.
c)
AWS Data Pipeline.
d)
Amazon RDS.
90.
Which AWS service provides a simple and scalable shared file storage solution for use with Linux-based AWS and on-premises servers?
a)
Amazon S3.
b)
Amazon Glacier.
c)
Amazon EBS.
d)
Amazon EFS.
91.
Which type of AWS storage is ephemeral and is deleted when an instance is stopped Of terminated?
a)
Amazon EBS.
b)
Amazon EC2 instance store.
c)
Amazon EFS.
d)
Amazon S3.
92.
A customer needs to run a MySQL database that easily scales. Which AWS service should they use?
a)
Amazon Aurora.
b)
Amazon Redshift.
c)
Amazon DynamoDB.
d)
Amazon ElastiCache.
93.
Which AWS service should be used for long-term, low-cost storage of data backups?
a)
Amazon RDS.
b)
Amazon Glacier.
c)
AWS Snowball.
d)
AWS EBS.
94.
Which service's PRIMARY purpose is software version control?
a)
Amazon CodeStar.
b)
AWS Command Line Interface (AWS CLI).
c)
Amazon Cognito.
d)
AWS CodeCommit.
95.
Which service provides a hybrid storage service that enables on-premises applications to seamlessly use cloud storage?
a)
Amazon Glacier
b)
AWS Snowball
c)
AWS Storage Gateway
d)
Amazon Elastic Block Storage (Amazon EBS)
96.
Which AWS service would a customer use with a static website to achieve tower latency and high transfer speeds?
a)
AWS Lambda.
b)
Amazon DynamoDB Accelerator.
c)
Amazon Route 53.
d)
Amazon CloudFront.
97.
A company is looking for a scalable data warehouse solution. Which of the following AWS solutions would meet the company's needs?
a)
Amazon Simple Storage Service (Amazon S3).
b)
Amazon DynamoDB.
c)
Amazon Kinesis.
d)
Amazon Redshift.
98.
A company is considering using AWS for a self-hosted database that requires a nightly shutdown for maintenance and cost-saving purposes. Which service should the company use?
a)
Amazon Redshift.
b)
Amazon DynamoDB.
c)
Amazon Elastic Compute Cloud (Amazon EC2) with Amazon EC2 instance store.
d)
Amazon EC2 with Amazon Elastic Block Store (Amazon EBS).