191-200 Flashcards
A production engineer is configuring a new application, which is running in containers, that requires access to a database. Which of the following methods will allow the application to authenticate to the database in the MOST secure way?
A. Store the credentials in a variable on every worker node
B. Store the credentials on a shared volume using whole-disk encryption
C. Store the credentials in a configuration file using SHA-256 inside the container image
D. Store the credentials using the orchestrator secret manager
D. Store the credentials using the orchestrator secret manager
An organization has a public-facing API that is hosted on a cloud provider. The API performs slowly at times. Which of the following technologies should the cloud administrator apply to provide speed acceleration and a secure connection?
A. WAF
B. EDR
C. IDS
D. HIPS
E. SSL
E. SSL
A cloud administrator configured a local cloud-resource pool lo offer 64GB of memory, 64 cores, and 640GB of storage. Thirty-two machines with identical resource allocations are started. but one machine is unable to handle requests. Which of the following is the MOST likely cause?
A. Insufficient guest bandwidth
B. Overwhelmed vCPU
C. A storage error on the guest
D. Incorrect VLAN assignment
E. Inadequate memory allocation
D. Incorrect VLAN assignment
A cloud engineer is performing updates to an application and needs to gracefully stop any new transactions from processing before the updates can be applied. Which of the following steps should the engineer take?
A. Enable maintenance mode from the application dashboard
B. Wait until after business hours to conduct the change when the system is not in use
C. Run a kill command on the system to stop the application services
D. Use a load balancer to redirect traffic to other systems serving the application
A. Enable maintenance mode from the application dashboard
A company wants to move to a multicloud environment and utilize the technology that provides the most portability. Which of the following technology solutions would BEST meet the company’s needs?
A. Bootstrap
B. Virtual machines
C. Clusters
D. Containers
D. Containers
A DevOps administrator is building a new application slack in a private cloud. This application will store sensitive information and be accessible from the internet. Which of the following would be MOST useful in maintaining confidentiality?
A. NAC
B. IDS
C. DLP
D. EDR
C. DLP
An administrator needs to back up all the data from each VM daily while also saving space. Which of the following backup types will BEST fit this scenario?
A. Differential
B. Incremental
C. Synthetic full
D. Full
A. Differential
A systems administrator is setting up a backup solution to follow the 3-2-1 policy. Currently, the solution is set to back up from the servers to an on-site storage server. Which of the following should the administrator configure to comply with the 3-2-1 policy?
A. Weekly lull backups, with daily incremental backups
B. A second on-site storage server for backups
C. Storage snapshots
D. An off-site storage server for backups
A. Weekly lull backups, with daily incremental backups
A systems administrator deployed a new application release to the green stack of a blue-green infrastructure model and made the green stack primary. Immediately afterward, users began reporting application issues. The systems administrator must take action to bring the service online as quickly as possible. Which of the following is the FASTEST way to restore the service?
A. Reboot all the servers in the green stack
B. Failback to the blue stack
C. Restore from backups
D. Troubleshoot and resolve the application issues
C. Restore from backups
A systems administrator is asked to implement a new three-host cluster. The cloud architect specifies this should be a testing environment, and the budget is limited. The estimated resource consumption for each application is as follows:
A. * Three public cloud hosts with four cores
* 120GB of RAM
* 100GB of storage
* 1Gbps
B. * Three public cloud hosts with six cores
* 80GB of RAM
* 180GB of storage
* 150Mbps
C. * Three public cloud hosts with six cores
* 80GB of RAM
* 1TB of storage
* 200Mbps
D. * Four public cloud hosts with four cores
* 140GB of RAM
* 200GB of storage
C. * Three public cloud hosts with six cores
* 80GB of RAM
* 1TB of storage
* 200Mbps
