Page 24 of 36 · 719 total questions.
A company needs the ability to acquire resources when the resources are needed. The company also needs the ability to release the resources when the resources are no longer needed. Which AWS concept represents the company's goals?
The correct answer is C. Option C: Elasticity.
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?
The correct answer is B. Option B: Reserved Instances
Explanation
Reserved Instances lower cost for steady-state, predictable long-running workloads. This option delivers the requirement at the lowest cost.
A company wants to log in securely to Linux Amazon EC2 instances. How can the company accomplish this goal?
The correct answer is A. Option A: Use SSH keys.
A company wants to use a serverless compute service for an application. Which AWS service will meet this requirement?
The correct answer is A. Option A: AWS Lambda
Explanation
AWS Lambda runs code without provisioning servers and scales automatically, which minimizes operational overhead.
A company wants a solution that will automatically adjust the number of Amazon EC2 instances that are being used based on the current load. Which AWS offering will meet these requirements?
The correct answer is C. Option C: Auto Scaling groups
Explanation
Auto Scaling adjusts capacity automatically to match demand, improving availability and cost efficiency.
A company is building AWS architecture to deliver real-time data feeds from an on-premises data center into an application that runs on AWS. The company needs a consistent network connection with minimal latency. What should the company use to connect the application and the data center to meet these requirements?
The correct answer is A. Option A: AWS Direct Connect
Explanation
AWS Direct Connect provides a dedicated, consistent private network link between on premises and AWS. This option meets the real-time / low-latency performance requirement.
A company plans to migrate its custom marketing application and order-processing application to AWS. The company needs to deploy the applications on different types of instances with various configurations of CPU, memory, storage, and networking capacity. Which AWS service should the company use to meet these requirements?
The correct answer is D. Option D: Amazon EC2
Explanation
Amazon EC2 provides resizable virtual servers when you need full control of the operating system.
A company wants to monitor and block malicious HTTP and HTTPS requests that its Amazon CloudFront distributions receive. Which AWS service should the company use to meet these requirements?
The correct answer is C. Option C: AWS WAF
Explanation
AWS WAF protects web applications from common exploits and malicious requests.
Which AWS services can host PostgreSQL databases? (Choose two.)
The correct answer is B, C. Option B: Amazon Aurora Option C: Amazon EC2
Explanation
Amazon EC2 provides resizable virtual servers when you need full control of the operating system. Amazon Aurora is a high-performance managed relational database with built-in replication and failover.
Which AWS service can generate information that can be used by external auditors?
The correct answer is C. Option C: AWS Config
Explanation
AWS Config tracks resource configuration changes and evaluates compliance.
Which AWS service or feature requires an internet service provider (ISP) and a colocation facility to be implemented?
The correct answer is C. Option C: AWS Direct Connect
Explanation
AWS Direct Connect provides a dedicated, consistent private network link between on premises and AWS.
A company wants its Amazon EC2 instances to operate in a highly available environment, even if there is a natural disaster in a particular geographic area. Which solution achieves this goal?
The correct answer is A. Option A: Use EC2 instances in multiple AWS Regions.
Explanation
Amazon EC2 provides resizable virtual servers when you need full control of the operating system. By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.
Which AWS service allows for file sharing between multiple Amazon EC2 instances?
The correct answer is D. Option D: Amazon Elastic File System (Amazon EFS)
Explanation
Amazon EFS is a shared, elastic NFS file system that multiple instances can mount concurrently across AZs.
A company needs to manage multiple logins across AWS accounts within the same organization in AWS Organizations. Which AWS service should the company use to meet this requirement?
The correct answer is D. Option D: AWS IAM Identity Center
Explanation
AWS IAM controls authenticated and authorized access to AWS resources with fine-grained policies. AWS IAM Identity Center (SSO) centrally manages workforce access to multiple accounts and apps.
A company uses Amazon WorkSpaces. Which task is the responsibility of AWS, according to the AWS shared responsibility model?
The correct answer is B. Option B: Ensure the environmental safety and security of the AWS infrastructure that hosts WorkSpaces.
A company is migrating its public website to AWS. The company wants to host the domain name for the website on AWS. Which AWS service should the company use to meet this requirement?
The correct answer is B. Option B: Amazon Route 53
Explanation
Amazon Route 53 provides DNS with health checks and routing policies for availability and latency.
A company uses a third-party identity provider (IdP). The company wants to provide its employees with access to AWS accounts and services without requiring another set of login credentials. Which AWS service will meet this requirement?
The correct answer is C. Option C: AWS IAM Identity Center
Explanation
AWS IAM controls authenticated and authorized access to AWS resources with fine-grained policies. AWS IAM Identity Center (SSO) centrally manages workforce access to multiple accounts and apps.
Which combination of AWS services can be used to move a commercial relational database to an Amazon-managed open-source database? (Choose two.)
The correct answer is A, C. Option A: AWS Database Migration Service (AWS DMS) Option C: AWS Schema Conversion Tool
Explanation
AWS Database Migration Service migrates databases with minimal downtime.
Which AWS service gives users on-demand, self-service access to AWS compliance control reports?
The correct answer is D. Option D: AWS Artifact.
A company runs a legacy workload in an on-premises data center. The company wants to migrate the workload to AWS. The company does not want to make any changes to the workload. Which migration strategy should the company use?
The correct answer is C. Option C: Rehost.
Showing questions 461–480 of 719 · Page 24 of 36