awspratice (allana)

Which of the following services is in the category of AWS serverless platform?

• Amazon EMR

• Elastic Load Balancing

• AWS Lambda

• AWS Mobile Hub

One benefit of On-Demand Amazon Elastic Compute Cloud (Amazon EC2) pricing is:

• The ability to bid for a lower hourly cost.

• paying a daily rate regardless of time used

• paying only for time used.

• pre-paying for instances and paying a lower hourly rate.

Which AWS feature should a customer leverage to achieve high availability of an application?

• AWS Glacier
• AWS Lambda
• Availability Zones

• AWS CloudFront

Which of the following features can be configured through the Amazon Virtual Private Cloud (Amazon VPC) Dashboard?

• Instance types and sizes
• S3 bucket configurations
• Lambda function settings
• Subnets, route tables, network ACLs, and VPC peering

Which of the following is a component of the shared responsibility model managed entirely by AWS?

• Network security
• Application development
• Customer data
• AWS infrastructure

Which service is best for storing common database query results, which helps to alleviate database access load?

• Amazon EC2 Instance Store

• Amazon ElastiCache

• Amazon SQS

• Amazon Machine Learning

Amazon Relational Database Service (Amazon RDS) offers which of the following benefits over traditional database management?

• AWS manages the data stored in Amazon RDS tables.

• AWS manages the maintenance of the operating system.

• AWS automatically scales up instance types on demand.

• AWS manages the database type.

Which of the following is an important architectural design principle when designing cloud applications?

• Use multiple Availability Zones

• Use tightly coupled components

• Use open source software.

• Provision extra capacity

A company is migrating an application that is running non-interruptible workloads for a three-year time frame. Which pricing construct would provide the MOST cost-effective solution?

• Amazon EC2 Reserved Instances

• Amazon EC2 On-Demand Instances

• Amazon EC2 Dedicated Instances

• Amazon EC2 Spot Instances

Under the shared responsibility model, which of the following tasks are the responsibility of the AWS customer? (Choose two.)

• Ensuring that application data is encrypted at rest

• Ensuring that AWS NTP servers are set to the correct time

• Ensuring that users have received security training in the use of AWS services

• Ensuring that access to data centers is restricted

• Ensuring that hardware is disposed of properly