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AWS Cloud > Cloud Practitioner > Flashcards

Cloud Practitioner Flashcards

1
Q

a low-cost cloud storage service designed for data archiving and long-term backup. It is ideal for data that is rarely accessed and requires long retrieval times, ranging from minutes to hours.

A

Amazon S3 Glacier

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2
Q

a monitoring service that provides data and actionable insights on AWS infrastructure, applications, and services. It collects and tracks metrics, monitors log files, and sets alarms.

A

AWS CloudWatch

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3
Q

allow you to purchase unused EC2 capacity at a significant discount compared to On-Demand pricing. They are ideal for workloads that can handle interruptions, as they can be terminated when AWS needs the capacity back.

A

Spot Instances

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4
Q

storage service that provides persistent storage for EC2 instances. It is optimized for use cases that require fast, consistent, and low-latency storage, such as databases or high-performance applications.

A

Amazon EBS (Elastic Block Store)

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5
Q

establishes a dedicated, private connection between your on-premises network and AWS. It provides lower latency and more consistent network performance compared to public internet connections.

A

AWS Direct Connect

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6
Q

provides real-time guidance on best practices for your AWS environment, including cost optimization, performance improvement, security enhancement, and fault tolerance.

A

AWS Trusted Advisor

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7
Q

a managed relational database service that supports multiple database engines such as MySQL, PostgreSQL, Oracle, and SQL Server. It automates common tasks like backups, patching, scaling, and replication.

A

Amazon RDS (Relational Database Service)

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8
Q

allows you to create a logically isolated network within AWS. You can define your own IP address ranges, subnets, route tables, and network gateways.

A

Amazon VPC (Virtual Private Cloud)

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9
Q

enables you to securely control access to AWS services and resources. It allows you to manage users, roles, and permissions, ensuring the right people have the right access.

A

AWS IAM (Identity and Access Management)

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10
Q

provides scalable virtual servers in the cloud. You can launch, manage, and scale compute capacity to meet the demands of your applications.

A

Amazon EC2 (Elastic Compute Cloud)

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11
Q

an object storage service that offers scalable, durable, and secure storage for any amount of data. It’s used for storing and retrieving data, backups, and static assets.

A

Amazon S3 (Simple Storage Service)

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12
Q

a serverless compute service that allows you to run code without provisioning or managing servers. It automatically scales based on demand and charges only for the compute time used.

A

AWS Lambda

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13
Q

a fully managed NoSQL database service that provides fast and predictable performance with seamless scalability. It’s commonly used for real-time data and applications requiring low-latency access.

A

Amazon DynamoDB

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14
Q

records AWS API calls and actions, providing a history of AWS account activity for auditing, compliance, and troubleshooting.

A

AWS CloudTrail

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15
Q

continuously monitors and records configurations of AWS resources. It allows you to assess, audit, and evaluate the configurations for compliance and security.

A

AWS Config

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16
Q

a content delivery network (CDN) that delivers data, videos, and applications globally with low latency. It caches content at edge locations to improve delivery speed to users.

A

Amazon CloudFront

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17
Q

a fully managed in-memory caching service that supports Redis and Memcached. It’s used to improve the performance of web applications by reducing database load.

A

Amazon ElastiCache

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18
Q

an easy-to-use service for deploying and scaling web applications and services. It automatically handles provisioning, load balancing, scaling, and monitoring.

A

AWS Elastic Beanstalk

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19
Q

uses machine learning to automatically discover, classify, and protect sensitive data stored in AWS, especially in Amazon S3. It helps improve data security and compliance.

A

Amazon Macie

20
Q

helps protect web applications from common web exploits like SQL injection and cross-site scripting (XSS). It allows you to define security rules to filter and monitor HTTP requests.

A

AWS WAF (Web Application Firewall)

21
Q

provides managed DDoS protection for applications running on AWS. It protects against large-scale attacks and offers advanced monitoring and detection.

A

AWS Shield

22
Q

a fully managed source control service that hosts secure Git repositories. It allows teams to collaborate on code with the same tools and processes they already use.

A

AWS CodeCommit

23
Q

a fully managed, petabyte-scale data warehouse service that enables you to run complex queries and analytics on large datasets.

A

Amazon Redshift

24
Q

allows you to create, manage, and control encryption keys used to encrypt your data. It integrates with many AWS services to secure your data at rest and in transit.

A

AWS KMS (Key Management Service)

25
Q

a scalable DNS web service that provides domain name registration, domain routing, and health checking of resources to ensure availability.

A

Amazon Route 53

26
Q

a fully managed messaging service for sending notifications to distributed systems or mobile devices. It supports topics for sending messages to multiple recipients.

A

Amazon SNS (Simple Notification Service)

27
Q

Which AWS pricing model allows you to purchase EC2 capacity at a discounted rate by committing to use it for a 1- or 3-year term?

A

Reserved Instances

28
Q

Which AWS pricing model charges you based on the actual usage of services without requiring any long-term commitments?

A

On-Demand Instances

29
Q

Which pricing model offers the largest discount for EC2 instances but comes with the risk of the instance being interrupted when AWS needs capacity?

A

Spot Instances

30
Q

Which AWS pricing model is designed for predictable workloads and provides savings by committing to consistent usage over time?

A

Savings Plans

31
Q

What pricing model is ideal for workloads that require flexibility and the ability to scale up or down without long-term commitments?

A

On-Demand Instances

32
Q

Which pricing model allows you to purchase unused EC2 capacity at a discounted rate, but with the potential for instance termination when AWS needs capacity?

A

Spot Instances

33
Q

Which pricing model provides the greatest flexibility for EC2 instances but is generally the most expensive option?

A

On-Demand Instances

34
Q

A company wants to reduce EC2 costs but expects usage patterns to fluctuate. Which pricing model would provide flexibility while still offering cost savings?

A

Savings Plans

35
Q

Which AWS pricing model offers a consistent hourly rate and is best suited for applications with stable, predictable usage?

A

Reserved Instances

36
Q

What pricing model is most suitable for applications with steady-state usage, allowing cost savings while retaining the ability to scale within certain limits?

A

Savings Plans

37
Q

Which AWS service helps track and monitor configurations of AWS resources and provides compliance auditing capabilities?

A

AWS Config

38
Q

A company needs to transfer a large amount of data from their on-premises environment to AWS. They require a physical device for secure data migration.

A

AWS Snowball, Snowmobile, Sonowcone

39
Q

Which AWS service helps protect against Distributed Denial of Service (DDoS) attacks?

A

AWS Shield

40
Q

A company requires a NoSQL database that provides low-latency data access with the ability to scale automatically.

A

Amazon DynamoDB

41
Q

Which AWS service enables customers to connect their on-premises network to AWS using a dedicated, private connection without traversing the public internet?

A

AWS Direct Connect

42
Q

A business wants to analyze customer behavior and track interactions with its web applications in real-time. Which AWS service can help with real-time data analysis?

A

Amazon Kinesis

43
Q

Which AWS service helps classify and protect sensitive data stored in Amazon S3 by using machine learning?

A

Amazon Macie

44
Q

A company needs a fully managed data warehouse solution to run complex queries on large datasets.

A

Amazon Redshift

45
Q

Which AWS service allows you to centrally manage policies and permissions across multiple AWS accounts?

A

AWS Organizations

46
Q

When using Amazon S3 Glacier, what is the minimum storage duration charge, and how does it affect cost?

A

The minimum storage duration charge for Amazon S3 Glacier is 90 days. If you delete an object stored in Glacier before 90 days, you will be charged for the full 90 days, which affects cost optimization when storing frequently accessed or short-lived data.

AWS Cloud (1 decks)

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