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AWS Cloud Practitioner Flashcards > AWS Module 5 - Storage & Databases > Flashcards

AWS Module 5 - Storage & Databases Flashcards

1
Q

Amazon Aurora is compatible with which two database types?

A) MySQL and PostgreSQL
B) MySQL and Oracle
C) PostgreSQL and Oracle
D) Oracle and MongoDB

A

A

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2
Q

Which service allows you to manage microservices’ traffic and communication on AWS?

A) AWS App Mesh
B) AWS Direct Connect
C) Amazon EFS
D) Amazon Redshift

A

A

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3
Q

What service provides block-level storage volumes for Amazon EC2 instances?

A) Amazon S3
B) Amazon EBS
C) Amazon Aurora
D) Amazon DynamoDB

A

B

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4
Q

For big data analytics and data warehousing, the Amazon service used is?

A

Amazon Redshift

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5
Q

The AWS service that provides key-value pair database functionalities is

A

Amazon DynamoDB

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6
Q

Which Amazon service provides graph database functionalities?

A

Neptune

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7
Q

Which Amazon service allows you to run Cassandra workloads on AWS?

A) DynamoDB
B) Neptune
C) Keyspaces
D) Aurora

A

C

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8
Q

Which service is a fully managed document database service that supports MongoDB workloads?

A) RDS
B) DocumentDB
C) Aurora
D) ElastiCache

A

B

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9
Q

Which service provides transparent, immutable, and cryptographically verifiable transaction logs?

A

QLDB

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10
Q

DynamoDB can handle more than ______ requests per day and support peaks of more than 20 million requests per second.

A

10 trillion

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11
Q

Amazon Aurora is up to ___ times faster than standard MySQL databases and ___ times faster than standard PostgreSQL databases.

A

five, three

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12
Q

Amazon ElastiCache supports which two open-source in-memory caching engines?

A

Redis and Memcached.

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13
Q

______ is a fast, scalable, fully managed time series database service for IoT and operational applications.

A

Amazon Timestream

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14
Q

What is the Amazon service providing temporary storage for EC2 instances?

A

Instance Store

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15
Q

What type of storage does Amazon S3 primarily provide?

A

Object

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16
Q

What is the maximum file size for an object in Amazon S3?

A

5TB

17
Q

Which Amazon service delivers single-digit millisecond performance at scale?

A

DynamoDB

18
Q

Which Amazon S3 storage class is designed for frequently accessed data and provides high availability for objects across a minimum of three Availability Zones?

A) S3 Standard
B) S3 Intelligent-Tiering
C) S3 Glacier Instant Retrieval
D) S3 Deep Archive

A

A

19
Q

Which storage class in Amazon S3 is meant for infrequently accessed data, providing a lower storage price but higher retrieval cost compared to the S3 Standard?

A) S3 Intelligent-Tiering
B) S3 Standard-IA
C) S3 Glacier Flexible Retrieval
D) S3 One Zone-IA

A

B

20
Q

Which Amazon S3 storage class is used for data archiving at the lowest cost, providing retrieval between 12 to 48 hours and storing data across at least three geographically dispersed Availability Zones?

A) S3 Deep Archive
B) S3 Standard
C) S3 Intelligent-Tiering
D) S3 Glacier Flexible Retrieval

A

A

21
Q

Which S3 storage class works well for archived data that requires immediate access and can retrieve objects within a few milliseconds?

A) S3 Glacier Instant Retrieval
B) S3 Deep Archive
C) S3 Standard-IA
D) S3 One Zone-IA

A

A

22
Q

Which storage class is ideal for data that can be easily reproduced in the event of an Availability Zone failure, reducing costs on storage?

A) S3 Standard
B) S3 One Zone-IA
C) S3 Intelligent-Tiering
D) S3 Standard-IA

A

B

23
Q

What advantage does Amazon Aurora offer in terms of reliability?

A) Reduced redundancy in data storage
B) High costs for I/O operations
C) Continuous backups to Amazon Glacier
D) Ensures the reliability and availability of database resources

A

D

24
Q

What feature enables DynamoDB to handle fluctuations in database capacity automatically?

A) Auto-optimization
B) Elastic Scaling
C) Auto-Partitioning
D) Auto-Scaling

A

D

25
Q

When building high-scale industrial applications for equipment maintenance, fleet management, and route optimization, which AWS service for the database type should you consider?

A

Amazon Keyspaces

AWS Cloud Practitioner Flashcards (10 decks)

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