Tim Urista
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Associate ec2 quiz

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Tim Urista
Created by Tim Urista over 6 years ago
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AWS Quiz EC2 - 1

AWS Quiz EC2 - 1

Question 1 of 10

1

Your web application needs four instances to support steady traffic nearly all of the time. On the last day of each month, the traffic triples. What is a cost-effective way to handle this traffic pattern?

Select one of the following:

  • Run 12 Reserved Instances all of the time.

  • Run four On-Demand Instances constantly, then add eight more On-Demand Instances on the last day of each month.

  • Run four Reserved Instances constantly, then add eight On-Demand Instances on the last day of each month.

  • Run four On-Demand Instances constantly, then add eight Reserved Instances on the last day of each month.

Explanation

Question 2 of 10

1

Which of the following can be used to address an Amazon Elastic Compute Cloud (Amazon EC2) instance over the web? (Choose 2 answers)

Select one or more of the following:

  • Windows machine name

  • Public DNS name

  • Amazon EC2 instance ID

  • Elastic IP address

Explanation

Question 3 of 10

1

Which of the following are features of enhanced networking? (Choose 3 answers)

Select one or more of the following:

  • More Packets Per Second (PPS)

  • Lower latency

  • Multiple network interfaces

  • Border Gateway Protocol (BGP) routing

  • Less jitter

Explanation

Question 4 of 10

1

You have purchased an m3.xlarge Linux Reserved instance in us-east-1a. In which ways can you modify this reservation? (Choose 2 answers)

Select one or more of the following:

  • Change it into two m3.large instances.

  • Change it to a Windows instance.

  • Move it to us-east-1b.

  • Change it to an m4.xlarge.

Explanation

Question 5 of 10

1

You are creating a High-Performance Computing (HPC) cluster and need very low latency and high bandwidth between instances. What combination of the following will allow this? (Choose 3 answers)

Select one or more of the following:

  • Use an instance type with 10 Gbps network performance.

  • Put the instances in a placement group.

  • Use Dedicated Instances.

  • Enable enhanced networking on the instances.

  • Use Reserved Instances.

Explanation

Question 6 of 10

1

Using the correctly decrypted Administrator password and RDP, you cannot log in to a Windows instance you just launched. Which of the following is a possible reason?

Select one of the following:

  • There is no security group rule that allows RDP access over port 3389 from your IP address.

  • The instance is a Reserved Instance.

  • The instance is not using enhanced networking.

  • The instance is not an Amazon EBS-optimized instance.

Explanation

Question 7 of 10

1

Your instance is associated with two security groups. The first allows Remote Desktop Protocol (RDP) access over port 3389 from Classless Inter-Domain Routing (CIDR) block 72.14.0.0/16. The second allows HTTP access over port 80 from CIDR block 0.0.0.0/0. What traffic can reach your instance?

Select one of the following:

  • RDP and HTTP access from CIDR block 0.0.0.0/0

  • No traffic is allowed.

  • RDP and HTTP traffic from 72.14.0.0/16

  • RDP traffic over port 3389 from 72.14.0.0/16 and HTTP traffic over port 80 from 0.0.00/0

Explanation

Question 8 of 10

1

VM Import/Export can import existing virtual machines as: (Choose 2 answers)

Select one or more of the following:

  • Amazon Elastic Block Store (Amazon EBS) volumes

  • Amazon Elastic Compute Cloud (Amazon EC2) instances

  • Amazon Machine Images (AMIs)

  • Security groups

Explanation

Question 9 of 10

1

Which Amazon Elastic Compute Cloud (Amazon EC2) feature ensures that your instances will not share a physical host with instances from any other AWS customer?

Select one of the following:

  • Amazon Virtual Private Cloud (VPC)

  • Placement groups

  • Dedicated Instances

  • Reserved Instances

Explanation

Question 10 of 10

1

You have a workload that requires 1 TB of durable block storage at 1,500 IOPS during normal use. Every night there is an Extract, Transform, Load (ETL) task that requires 3,000 IOPS for 15 minutes. What is the most appropriate volume type for this workload?

Select one of the following:

  • Use a Provisioned IOPS SSD volume at 3,000 IOPS.

  • Use an instance store.

  • Use a general-purpose SSD volume.

  • Use a magnetic volume.

Explanation

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