A user is trying to create a PIOPS EBS volume with 4000 IOPS and 100 GB size. AWS does not allow the user to
create this volume. What is the possible root cause for this?

A user has setup a custom application which generates a number in decimals. The user wants to track that
number and setup the alarm whenever the number is above a certain limit. The application is sending the data
to CloudWatch at regular intervals for this purpose. Which of the below mentioned statements is not true with
respect to the above scenario?

A user has launched an EC2 Windows instance from an instance store backed AMI. The user has also set the
Instance initiated shutdown behavior to stop. What will happen when the user shuts down the OS?

A user has enabled versioning on an S3 bucket. The user is using server side encryption for data at Rest. If the
user is supplying his own keys for encryption (SSE-C., which of the below mentioned statements is true?

A user has created a VPC with CIDR 20.0.0.0/16. The user has created one subnet with CIDR 20.0.0.0/16 in this
VPC. The user is trying to create another subnet with the same VPC for CIDR 20.0.0.1/24. What will happen in
this scenario?

A user has launched an RDS MySQL DB with the Multi AZ feature. The user has scheduled the scaling of
instance storage during maintenance window. What is the correct order of events during maintenance
window?
Perform maintenance on standby
Promote standby to primary
Perform maintenance on original primary
Promote original master back as primary

A sys admin is using server side encryption with AWS S3. Which of the below mentioned statements helps the
user understand the S3 encryption functionality?

A root account owner is trying to understand the S3 bucket ACL. Which of the below mentioned options
cannot be used to grant ACL on the object using the authorized predefined group?

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. The user’s data centre has CIDR 172.28.0.0/12. The user has also setup a NAT instance
(i-123456. to allow traffic to the internet from the VPN subnet. Which of the below mentioned options is not a
valid entry for the main route table in this scenario?

A user has created a VPC with public and private subnets using the VPC wizard. The VPC has CIDR
20.0.0.0/16. The private subnet uses CIDR 20.0.0.0/24 . The NAT instance ID is i-a12345. Which of the below
mentioned entries are required in the main route table attached with the private subnet to allow instances to
connect with the internet?