1. Your IT Security department has deployed a firewall on an AWS(Amazon Web Service) EC2 Instance. They have mandated at all traffic from certain applications needs to move through the firewall. In such a case what considerations should be made for the EC2 instance for maximum performance?

A) Driver support for the Intel Virtual function and Elastic Network Adapter (ENA)
B) Consider using an Amazon Linux AMI only
C) Consider using NACLâ??s
D) The underlying Instance type



2. You currently manage a set of web servers hosted on EC2 Servers with public IP addresses. These IP addresses are mapped to domain names. There was an urgent maintenance activity that had to be carried out on the servers and the servers had to be restarted. Now the web application hosted on these EC2 Instances is not accessible via the domain names configured earlier. Which of the following could be a reason for this?

A) The Route53 hosted zone needs to be restarted.
B) The network interfaces need to be initialized again.
C) The public IP addresses need to be associated to the ENI again.
D) The public IP addresses have changed after the instance was stopped and started



3. Your company is planning on using an EC2 instance for handling voice related traffic. A custom application will be installed on a Linux based instance. Which of the following is an ideal implementation step to ensure Quality of Service for the voice based software

A) Use a placement group for the EC2 Instance
B) Use a Network load balancer In front of the EC2 Instance
C) Use an Application load balancer in front of the EC2 instance
D) Enable Enhanced networking on the instance



4. Your company is planning on hosting their own VPN server in AWS. This will be hosted on an EC2 instance and using a software from the AWS(Amazon Web Service) Marketplace. You are tasked with ensuring optimal performance of the underlying VPN server. Which of the following aspects would you consider? Choose 2 answers from the options given below(Select 2answers)

A) Understand the packet limitations In the infrastructure
B) Ensure that the instance is using EBS optimized Volumes
C) Use a Network load balancer for scaling
D) Ensure that the instance is using Enhanced Networking



5. You work for an organization that has a Direct Connect Connection and a backup VPN connection. This has been setup Just recently. After setting it up, the traffic flow still prefers the VPN connection Instead of the Direct connection. You have pretended a longer AS_PATH on the VPN connection, but even then this connection is being preferred. Which of the below steps can be used to ensure the Direct Connect connection is used?.

A) Reconfigure the VPN as a static VPN instead of dynamic.
B) Advertise a less specific prefix on the VPN connection
C) Remove the pretended AS_PATH.
D) In crease the MED property on the VPN connection.