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Exam 4: Cloud Infrastructure

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Question 1

Multiple Choice

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Carolhas created a subnet of 10.20.30.0/27. Which of the following is the address that is used for broadcast messages within the subnet?

A) 10.20.30.30
B) 10.20.30.32
C) 10.20.30.1
D) 10.20.30.31

E) A) and D)
F) C) and D)

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D

Question 2

Multiple Choice

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Ezekiel wants to ensure that several of the cloud resources he is responsible for managing are always available. Which of the following might best help him meet his goals of high availability?

A) Offsite backup to another region
B) Site mirroring between two or more regions
C) Daily replication to another region
D) Warm site

E) B) and C)
F) B) and D)

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Question 3

Multiple Choice

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Rosita has configured a subnet mask of 255.255.252.0 for the new virtual private cloud she is creating for her organization. One of the junior administrators remarks that he's never seen that kind of a subnet mask before and isn't sure how many devices the subnet would hold. How many devices should Rosita tell him that it will support?

Octavia has set up a private cloud with a virtual machine at the IP address 172.19.101.5 and the subnet mask 255.255.255.192. She has been asked what the broadcast IP address is for the network. How should she respond?

Enid is implementing new systems on a cloud service provider and needs to ensure that the finance systems and HR systems cannot communicate with each other without going through a virtual router. Which of the following should she implement?

Marcus has been asked to configure a web server with a specific private class C IP address. Which of the following is a possible address she was given?

Bellamy has been asked to configure the virtual router interface for the subnetwork that contains the server with IP address 172.19.101.200 and subnet mask of 255.255.255.128. He is asked to use the first usable IP address of the subnet. Which of the following IP addresses should he use?

Jasper was given the IP address of 10.17.101.120/15 for the virtual machine he is to create along with the default gateway of 10.0.0.1. He enters the IP address correctly along with the subnet mask 255.254.0.0. However, the virtual machine doesn't appear to be able to communicate with the Internet when he tries to ping a popular domain name. Which of the following might be the reason why?

Jadis has just created a new Linux server on the cloud service provider that her company uses. She attempts to SSH into it and it immediately fails. Which of the following steps might she have forgotten to do?

Michonne currently manages a private cloud that has been built out in an on-premises data center. Some of the servers are reaching the end of their life and she has been tasked with finding a solution that minimizes the amount of capital investment necessary. Which of the following might she choose to implement for her company?

Clarke is trying to come up with a subnet mask so that three servers with the IP addresses 172.16.31.10, 172.16.30.15, and 172.16.31.206 are in the same network. Which of the following subnet masks will accommodate this requirement?

Maggie wants to create a small subnetwork for the Human Resources servers that her organization uses. There are currently 10 servers, but she also needs to plan for 50 percent growth over the next two years. Which of the following subnet masks would give her adequate IP address space while leaving the fewest number of unused IP addresses in the block?

Glenn has been tasked with creating a few new virtual machines for a new project that will be used by the finance department. It will contain sensitive data about the company and its operations. Which of the following is the most important thing for Glenn to consider as he's creating the virtual machines?

Abby has just created a new virtual machine. Once it has been installed, she connects to it and finds that it has configured the default subnet mask for a class A network. Which of the following subnet masks was automatically configured for this server?

Thelonius has just created a new virtual machine. By default, the cloud service provider automatically configured it as part of a class C private network. Which of the following is the default subnet mask expressed in CIDR notation that was configured?

Carl has created a virtual machine on the cloud service provider that his company uses and has given it a static private IP address. He wants to make this server is the new web server for the company's website. Which of the following is required to allow that server to perform in that role?

Lexa has been asked for the subnet ID and subnet mask in CIDR notation for one of the web servers in the company's private cloud. The web server has an IP address of 192.168.1.200 and a subnet mask of 255.255.255.192. What should she tell them?

Fictional Corp has just moved its web server from its on-premises data center to a cloud service provider. Which of the following most likely needs to be changed by an administrator?

Gabriel has been given the 10.30.0.0 network and told to use the subnet mask 255.255.248.0 for the new cloud infrastructure he is building out for the subsidiary his company just purchased. Assuming one of the IP addresses is used for a virtual router interface on that subnet, how many virtual machines could he create in each subnetwork?

Rick is planning a deployment of multiple virtual machinesthat need to have internal IP addresses. He is unsure which address ranges he can use. He knows there is a formal document that outlines the ranges that can be used for internal addresses. Which of the following options is that formalized set of specifications?