Cloud Practice

#521 (Accuracy: 100% / 4 votes)

A company needs to apply security rules to a subnet for Amazon EC2 instances.

Which AWS service or feature provides this functionality?

A. Network ACLs
B. Security groups
C. AWS Certificate Manager (ACM)
D. AWS Config

#522 (Accuracy: 100% / 3 votes)

A company is running an application on AWS. The company wants to identify and prevent the accidental download of malware.

Which AWS service or feature will meet these requirements?

A. Amazon GuardDuty
B. Network ACL
C. AWS WAF
D. AWS Network Firewall

#523 (Accuracy: 100% / 2 votes)

An ecommerce company wants to distribute traffic between the Amazon EC2 instances that host its website.

Which AWS service or resource will meet these requirements?

A. Application Load Balancer
B. AWS WAF
C. AWS CloudHSM
D. AWS Direct Connect

#524 (Accuracy: 100% / 5 votes)

A company wants to use Amazon EC2 instances for a stable production workload that will run for 1 year.

Which instance purchasing option meets these requirements MOST cost-effectively?

A. Dedicated hosts
B. Reserved Instances
C. On-Demand Instances
D. Spot Instances

#525 (Accuracy: 92% / 6 votes)

Which of the following is an advantage that the AWS Cloud provides to users?

A. Users eliminate the need to guess about infrastructure capacity requirements.
B. Users decrease their variable costs by maintaining sole ownership of IT hardware.
C. Users maintain control of underlying IT infrastructure hardware.
D. Users maintain control of operating systems for managed services.

#526 (Accuracy: 100% / 6 votes)

Which of the following are characteristics of a serverless application that runs in the AWS Cloud? (Choose two.)

A. Users must manually configure Amazon EC2 instances.
B. Users have a choice of operating systems.
C. The application has built-in fault tolerance.
D. Users can run Amazon EC2 Spot Instances.
E. The application can scale based on demand.

#527 (Accuracy: 100% / 6 votes)

What is a benefit of moving to the AWS Cloud in terms of improving time to market?

A. Decreased deployment speed
B. Increased application security
C. Increased business agility
D. Increased backup capabilities

#528 (Accuracy: 100% / 9 votes)

Which of the following describes AWS Local Zones?

A. A cluster of data centers in one geographic location
B. A site used by Amazon CloudFront to cache frequently accessed content
C. An extension of an AWS Region to more granular locations
D. One or more data centers with redundant power and networking

#529 (Accuracy: 94% / 9 votes)

A company is designing a web application that will run on Amazon EC2 instances.

Which AWS services and features will improve availability and reduce the impact of failures for this application? (Choose two.)

A. Amazon EC2 Auto Scaling for the EC2 instances
B. VPC subnet ACLs to check the health of a service
C. Resources that are distributed across multiple Availability Zones
D. Configuration of AWS Server Migration Service (AWS SMS) to move the EC2 instances to a different AWS Region
E. Resources that are distributed across multiple AWS points of presence

#530 (Accuracy: 100% / 11 votes)

How does the AWS Cloud help companies build agility into their processes and cloud infrastructure?

A. Companies can avoid provisioning too much capacity when they do not know how much capacity is required.
B. Companies can expand into new geographic regions.
C. Companies can access a range of technologies to experiment and innovate quickly.
D. Companies can pay for IT resources only when they use the resources.

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