Exams > Amazon > ANS-C00: AWS Certified Advanced Networking - Specialty
ANS-C00: AWS Certified Advanced Networking - Specialty
Page 13 out of 37 pages Questions 121-130 out of 367 questions
Question#121

How many BGP advertised routes can you have per route table?

  • A. 50
  • B. 200
  • C. 100
  • D. As many as you want as long as you contact AWS first.
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C
You can only have 100 advertised routes from BGP. This cannot be changed.

Question#122

What MTU is recommended for VPN and Direct Connect links?

  • A. 1500
  • B. 2000
  • C. 128
  • D. Jumbo Frames
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A
Jumbo frames will not pass through VPN and Direct Connect links using AWS connections. You must use an MTU of 1500.

Question#123

Which statement about placement groups is incorrect?

  • A. A placement group is a logical grouping of instances in a single AZ.
  • B. If you stop an instance and restart it, it will always return to the same placement group.
  • C. To help ensure capacity in a placement group, deploy all instances at once.
  • D. There is no charge for creating a placement group.
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B
There may not be sufficient capacity in the placement group.

Question#124

Which two statements about placement groups are correct? (Choose two.)

  • A. A placement group can span multiple VPCs.
  • B. A placement group can span multiple Availability Zones.
  • C. You cannot merge placement groups.
  • D. It is best to use the same instance types in a placement group.
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AC
A placement group can span multiple VPCs but may not experience the full performance benefit. The only way to add instances from one placement group to another is to create AMIs out of the instances and spin them all up into one placement group.

Question#125

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

  • A. You can host multiple SSLs
  • B. Create management networks
  • C. Direct Connect connections
  • D. Teaming multiple NICs for more throughput
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AB
You cannot bind multiple interfaces for faster speeds on AWS

Question#126

Which statement about Elastic IP addresses is incorrect?

  • A. Additional EIPs associated with one instance incur a charge.
  • B. Once an EIP is associated with an instance, you must manually change the hostname if you want it to match.
  • C. Once you associate an EIP with an instance, the original public IP is released.
  • D. Disassociated EIPs incur a charge.
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B
The hostname automatically changes to match the new EIP.

Question#127

Which of these is not specified on an ENI?

  • A. A primary private IPv4 address
  • B. A source/destination check flag
  • C. A MAC address
  • D. An A record
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D
An A record is not specified on an ENI. This is created in Route 53.

Question#128

What are two reasons that could cause an HTTP health check to fail? (Choose two.)

  • A. Security group blocking port 80 to the instance
  • B. HTTP server not running
  • C. No Internet Gateway
  • D. NACL blocking port 443 to the instance
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AB
A load balancer does not perform health checks through the internet gateway, so it is not necessary and 443 is HTTPS not HTTP

Question#129

Which one of these healthcheck reason codes is not a valid reason code?

  • A. Elb.InitialHealthChecking
  • B. Target.UnHealthy
  • C. Target.NotInUse
  • D. Target.InvalidState
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B
Target.UnHealthy does not exist.

Question#130

What are two features of an Application Load Balancer? (Choose two.)

  • A. Scales to handle any amount of traffic without interference
  • B. Can distribute traffic over multiple Availability Zones
  • C. Can receive a static IP address
  • D. Can support SSLs
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BD
The network load balancer can scale larger and receive a static IP address, but not the Application load balancer.

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