Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 1931:

  A company needs to optimize the cost of its compute resources.

  Which type of workload should the company run on Amazon EC2 Reserved Instances?

  A. A steady-state workload that requires a particular EC2 instance configuration for a long period of time
  B. A short-term workload that can be interrupted
  C. A steady-state workload that does not require a long-term commitment
  D. A short-term workload that cannot be interrupted
  A. A steady-state workload that requires a particular EC2 instance configuration for a long period of time

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  Explanation/Reference:

  A. A steady-state workload that requires a particular EC2 instance configuration for a long period of time.

  Amazon EC2 Reserved Instances are ideal for workloads that require a specific instance type and are expected to run for a long time. They offer a significant discount compared to On-Demand instances, making them cost-effective for steady-state workloads that can be planned in advance. They are not suitable for short-term workloads that can be interrupted or stopped, as the discount is applied only for instances that are running for the entire duration of the reservation.

• Question 1932:

  A company is using an Amazon RDS DB instance for an application that is deployed in the AWS Cloud. The company needs regular patching of the operating system of the server where the DB instance runs. What is the company's responsibility in this situation, according to the AWS shared responsibility model?

  A. Open a support case to obtain administrative access to the server so that the company can patch the DB instance operating system.
  B. Open a support case and request that AWS patch the DB instance operating system.
  C. Use administrative access to the server, and apply the operating system patches during the regular maintenance window that is defined for the DB instance.
  D. Establish a regular maintenance window that tells AWS when to patch the DB instance operating system.
  D. Establish a regular maintenance window that tells AWS when to patch the DB instance operating system.

• Question 1933:

  Which AWS service can a customer use to set up an alert notification when the account is approaching a particular dollar amount?

  A. AWS Cost and Usage reports
  B. AWS Budgets
  C. AWS Cost Explorer
  D. AWS Trusted Advisor
  B. AWS Budgets

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  Explanation/Reference:

  Reference: https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html

• Question 1934:

  A company is migrating to the AWS Cloud to meet storage needs. The company wants to optimize costs based on the amount of storage that the company uses.

  Which AWS offering or benefit will meet these requirements MOST cost-effectively?

  A. Pay-as-you-go pricing
  B. Savings Plans
  C. AWS Free Tier
  D. Volume-based discounts
  C. AWS Free Tier

• Question 1935:

  A company needs to deploy a PostgreSQL database into Amazon RDS. The database must be highly available and fault tolerant. Which AWS solution should the company use to meet these requirements?

  A. Amazon RDS with a single Availability Zone
  B. Amazon RDS snapshots
  C. Amazon RDS with multiple Availability Zones
  D. AWS Database Migration Service (AWS DMS)
  C. Amazon RDS with multiple Availability Zones

• Question 1936:

  Which Amazon EC2 pricing model adjusts based on supply and demand of EC2 instances?

  A. On-Demand Instances
  B. Reserved Instances
  C. Spot Instances
  D. Convertible Reserved Instances
  C. Spot Instances

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  Explanation/Reference:

  In the new model, the Spot prices are more predictable, updated less frequently, and are determined by supply and demand for Amazon EC2 spare capacity, not bid prices. Reference: https://aws.amazon.com/blogs/compute/new-amazon-ec2-spot-pricing/

• Question 1937:

  What is the purpose of a policy in AWS Identity Access Management (IAM)?

  A. To define the run schedule of an Amazon EC2 instance
  B. To assign permissions to a role, group, or user
  C. To manage ports within a VPN
  D. To manage the access keys for an IAM user
  B. To assign permissions to a role, group, or user

• Question 1938:

  A company wants to migrate to AWS and use the same security software it uses on premises. The security software vendor offers its security software as a service on AWS. Where can the company purchase the security solution?

  A. AWS Partner Solutions Finder
  B. AWS Support Center
  C. AWS Management Console
  D. AWS Marketplace
  D. AWS Marketplace

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  Explanation/Reference:

  Reference: https://aws.amazon.com/marketplace

• Question 1939:

  A company wants to design a reliable web application that is hosted on Amazon EC2. Which approach will achieve this goal?

  A. Launch large EC2 instances in the same Availability Zone
  B. Spread EC2 instances across more than one security group
  C. Spread EC2 instances across more than one Availability Zone.
  D. Use an Amazon Machine Image (AMI) from AWS Marketplace.
  C. Spread EC2 instances across more than one Availability Zone.

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  Explanation/Reference:

  This mentions reliability, which is part of the AWS Well architected framework. Which means been able to automatically recover from failures, therefor, we need more availability zones.

• Question 1940:

  A company is running its application in the AWS Cloud and wants to protect against a DDoS attack. The company's security team wants near real- time visibility into DDoS attacks. Which AWS service or traffic lter will meet these requirements with the MOST features for DDoS protection?

  A. AWS Shield Advanced
  B. AWS Shield
  C. Amazon GuardDuty
  D. Network ACLs
  A. AWS Shield Advanced