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Q1. - (Topic 2) A user has created a VPC with CIDR 20.0.0.0/24. The user has created a public subnet with CIDR 20.0.0.0/25. The user is trying to create the private subnet with CIDR 20.0.0.128/25. Which of the below mentioned statements is true in this scenario? A. It will not allow the user to create the private subnet due to a CIDR overlap B. It will allow the user to create a private subnet
Q1. - (Topic 2) A user has launched an EBS backed EC2 instance. The user has rebooted the instance. Which of the below mentioned statements is not true with respect to the reboot action? A. The private and public address remains the same B. The Elastic IP remains associated with the instance C. The volume is preserved D. The instance runs on a new host computer View AnswerAnswer: D Explan
Q1. - (Topic 3) A user has created a VPC with a subnet and a security group. The user has launched an instance in that subnet and attached a public IP. The user is still unable to connect to the instance. The internet gateway has also been created. What can be the reason for the error? A. The internet gateway is not configured with the route table B. The private IP is not present C. The outb
Q1. - (Topic 1) You have identified network throughput as a bottleneck on your m1.small EC2 instance when uploading data Into Amazon S3 In the same region. How do you remedy this situation? A. Add an additional ENI B. Change to a larger Instance C. Use DirectConnect between EC2 and S3 D. Use EBS PIOPS on the local volume View AnswerAnswer: B Explanation: Reference: https://media.amazonw
Q1. - (Topic 3) In order to optimize performance for a compute cluster that requires low inter-node latency, which feature in the following list should you use? A. AWS Direct Connect B. Placement Groups C. VPC private subnets D. EC2 Dedicated Instances E. Multiple Availability Zones View AnswerAnswer: D Q2. - (Topic 3) An organization has setup Auto Scaling with ELB. Due to some manual
Q1. - (Topic 2) A user has launched 10 instances from the same AMI ID using Auto Scaling. The user is trying to see the average CPU utilization across all instances of the last 2 weeks under the CloudWatch console. How can the user achieve this? A. View the Auto Scaling CPU metrics B. Aggregate the data over the instance AMI ID C. The user has to use the CloudWatchanalyser to find the averag
Q1. - (Topic 1) An organization has configured a VPC with an Internet Gateway (IGW). pairs of public and private subnets (each with one subnet per Availability Zone), and an Elastic Load Balancer (ELB) configured to use the public subnets The application s web tier leverages the ELB. Auto Scaling and a mum-AZ RDS database instance The organization would like to eliminate any potential single po
Q1. - (Topic 2) A user is launching an EC2 instance in the US East region. Which of the below mentioned options is recommended by AWS with respect to the selection of the availability zone? A. Always select the US-East-1-a zone for HA B. Do not select the AZ; instead let AWS select the AZ C. The user can never select the availability zone while launching an instance D. Always select the AZ
Q1. - (Topic 2) A user has created a VPC with CIDR 20.0.0.0/16 using the wizard. The user has created a public subnet CIDR (20.0.0.0/24. and VPN only subnets CIDR (20.0.1.0/24. along with the VPN gateway (vgw-12345. to connect to the user’s data centre. Which of the below mentioned options is a valid entry for the main route table in this scenario? A. Destination: 20.0.0.0/24 and Target: vgw-
Q1. - (Topic 2) An organization has created 50 IAM users. The organization has introduced a new policy which will change the access of an IAM user. How can the organization implement this effectively so that there is no need to apply the policy at the individual user level? A. Use the IAM groups and add users as per their role to different groups and apply policy to group B. The user can creat
Q1. - (Topic 3) A user has launched an EC2 instance. However, due to some reason the instance was terminated. If the user wants to find out the reason for termination, where can he find the details? A. It is not possible to find the details after the instance is terminated B. The user can get information from the AWS console, by checking the Instance description under the State transition reas
Q1. - (Topic 1) You are using ElastiCache Memcached to store session state and cache database queries in your infrastructure. You notice in CloudWatch that Evictions and GetMisses are Doth very high. What two actions could you take to rectify this? Choose 2 answers A. Increase the number of nodes in your cluster B. Tweak the max_item_size parameter C. Shrink the number of nodes in your clus
Q1. - (Topic 2) A sys admin is trying to understand the Auto Scaling activities. Which of the below mentioned processes is not performed by Auto Scaling? A. Reboot Instance B. Schedule Actions C. Replace Unhealthy D. Availability Zone Balancing View AnswerAnswer: A Explanation: There are two primary types of Auto Scaling processes: Launch and Terminate, which launch or terminat instance
Q1. - (Topic 3) A user has enabled detailed CloudWatch monitoring with the AWS Simple Notification Service. Which of the below mentioned statements helps the user understand detailed monitoring better? A. SNS will send data every minute after configuration B. There is no need to enable since SNS provides data every minute C. AWS CloudWatch does not support monitoring for SNS D. SNS cannot pr
Q1. - (Topic 3) Amazon EBS snapshots have which of the following two characteristics? (Choose 2.) Choose 2 answers A. EBS snapshots only save incremental changes from snapshot to snapshot B. EBS snapshots can be created in real-time without stopping an EC2 instance C. EBS snapshots can only be restored to an EBS volume of the same size or smaller D. EBS snapshots can only be restored and mou
Q1. - (Topic 2) A user has enabled the Multi AZ feature with the MS SQL RDS database server. Which of the below mentioned statements will help the user understand the Multi AZ feature better? A. In a Multi AZ, AWS runs two DBs in parallel and copies the data asynchronously to the replica copy B. In a Multi AZ, AWS runs two DBs in parallel and copies the data synchronously to the replica copyÂ
Q1. - (Topic 3) You have a business-to-business web application running in a VPC consisting of an Elastic Load Balancer (ELB), web servers, application servers and a database. Your web application should only accept traffic from pre-defined customer IP addresses. Which two options meet this security requirement? Choose 2 answers A. Configure web server VPC security groups to allow traffic from
Q1. - (Topic 3) A user is trying to understand the CloudWatch metrics for the AWS services. It is required that the user should first understand the namespace for the AWS services. Which of the below mentioned is not a valid namespace for the AWS services? A. AWS/StorageGateway B. AWS/CloudTrail C. AWS/ElastiCache D. AWS/SWF View AnswerAnswer: B Explanation: Amazon CloudWatch is basicall
Q1. - (Topic 3) A user is observing the EC2 CPU utilization metric on CloudWatch. The user has observed some interesting patterns while filtering over the 1 week period for a particular hour. The user wants to zoom that data point to a more granular period. How can the user do that easily with CloudWatch? A. The user can zoom a particular period by selecting that period with the mouse and then
Q1. - (Topic 3) A user is trying to connect to a running EC2 instance using SSH. However, the user gets a Host key not found error. Which of the below mentioned options is a possible reason for rejection? A. The user has provided the wrong user name for the OS login B. The instance CPU is heavily loaded C. The security group is not configured properly D. The access key to connect to the inst