181-190 Flashcards
After initial stress testing showed that a platform performed well with the specification of a single 32 vCPU node, which of the following will provide the desired service with the LOWEST cost and downtime?
A. One 32 vCPU node with CDN caching
B. Two 8 vCPU nodes with load balancing
C. Three to six 8 vCPU nodes autoscaling group
D. Four 8 vCPU nodes with DNS round robin
B. Two 8 vCPU nodes with load balancing
A company has hired a security firm to perform a vulnerability assessment of its environment. In the first phase, an engineer needs to scan the network services exposed by the hosts. Which of the following will help achieve this with the LEAST privileges?
A. An agent-based scan
B. A credentialed scan
C. A network-based scan
D. An application scan
C. A network-based scan
A local bank has all of its infrastructure in the cloud. An update was applied to the main database server at 5:00 a.m. on Monday morning, and the database was then corrupted and unusable. It had to be restored from backup. The last backup was taken the night before at 10:00 p.m. The database was then restored successfully, but seven hours’ worth of data was lost, which is deemed unacceptable. Which of the following needs to be updated in the DR plan?
A. Recovery point objective
B. Statement of work
C. Service-level agreement
D. Recovery time objective
A. Recovery point objective
A systems administrator needs to migrate email services to the cloud model that requires the least amount of administrative effort. Which of the following should the administrator select?
A. DBaaS
B. SaaS
C. IaaS
D. PaaS
B. SaaS
While investigating network traffic, a cloud administrator discovers the monthly billing has increased substantially. Upon further review, it appears the servers have been compromised, and sensitive files have been exfiltrated. Which of the following can be implemented to maintain data confidentiality?
A. Hardening
B. IAM
C. Encryption
D. IPSec
C. Encryption
A cloud administrator is monitoring a database system and notices an unusual increase in the read operations, which is causing a heavy load in the system. The system is using a relational database and is running in a VM. Which of the following should the administrator do to resolve the issue with minimal architectural changes?
A. Migrate the relational database to a NoSQL database
B. Use a cache system to store reading operations
C. Create a secondary standby database instance
D. Implement the database system using a DBaaS
B. Use a cache system to store reading operations
A financial services company is considering its options for moving its infrastructure to the cloud. The company runs its critical database on a proprietary legacy mainframe, which cannot be hosted anywhere but in the data center. However, the company would like to migrate portions of the infrastructure to an external provider. Which of the following cloud deployment models would be the BEST option?
A. Private
B. Public
C. Community
D. Hybrid
D. Hybrid
A storage administrator is reviewing the storage consumption of a SAN appliance that is running a VDI environment. Which of the following features should the administrator implement to BEST reduce the storage consumption of the SAN?
A. Deduplication
B. Thick provisioning
C. Compression
D. SDS
B. Thick provisioning
A company is deploying a public cloud solution for an existing application using lift and shift. The requirements for the applications are scalability and external access. Which of the following should the company implement? (Choose two.)
A. A load balancer
B. SDN
C. A firewall
D. SR-IOV
E. Storage replication
F. A VPN
A. A load balancer
C. A firewall
A systems administrator is concerned about having two virtual database servers on the same host. Which of the following should be configured?
A. Regions
B. Anti-affinity
C. Oversubscription
D. Container
B. Anti-affinity
