An organization has ordered a new AWS Direct Connect connection. The AWS Management Console reports that the connection is available and BGP status is up. However, the networking team is not able to reach instances in the VPC using ping on the organization's private IP address.
What could cause this connectivity issue?
(Select TWO.)
Response:

• A.There is a misconfiguration of the bi-directional forwarding detection
• B.The VGW is not advertising the correct CIDR range back on-premises
• C.The instance security group does not allow ICMP traffic
• D.A public virtual interface must be configured for Amazon EC2 connectivity
• E.The on-premises router is not advertising the correct CIDR range to AWS

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A company manages resources across VPCs in multiple AWS Regions. The company needs to connect to the resources by using its internal domain name. A network engineer needs to apply the aws.example.com DNS suffix to all resources.
What must the network engineer do to meet this requirement?

• A.Create an Amazon Route 53 private hosted zone for aws.example.com in each Region that has resources. Associate the private hosted zone with that Region's VPC. In the appropriate private hosted zone, create DNS records for the resources in each Region.
• B.Create one Amazon Route 53 private hosted zone for aws.example.com. Configure the private hosted zone to allow zone transfers with every VPC.
• C.Create one Amazon Route 53 private hosted zone for example.com. Create a single resource record for aws.example.com in the private hosted zone. Apply a multivalue answer routing policy to the record. Add all VPC resources as separate values in the routing policy.
• D.Create one Amazon Route 53 private hosted zone for aws.example.com. Associate the private hosted zone with every VPC that has resources. In the private hosted zone, create DNS records for all resources.

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You need to quickly view inbound traffic to an instance to determine why it isn't reaching the instance properly. What is the best tool for this?
Response:

• A.Wireshark
• B.Flow Logs
• C.CloudTrail
• D.CloudWatch

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Which one of the following options is not true about WorkSpaces?
Response:

• A.WorkSpaces allows integration with Microsoft AD.
• B.WorkSpaces can query on-premises domains for authentication.
• C.WorkSpaces is great for running Linux applications.
• D.WorkSpaces is a fully managed, secure desktop computing service.

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What are two reasons to have multiple IP addresses or interfaces on one server?
(Choose two.)
Response:

• A.You can host multiple SSLs
• B.Direct Connect connections
• C.Teaming multiple NICs for more throughput
• D.Create management networks

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