121-130 Flashcards
A systems administrator has migrated a web application to the cloud with a synchronous uplink speed of 100Mbps. After the migration, the administrator receives reports of slow connectivity to the web application. The administrator logs into the firewall and notices the WAN port is transmitting at a constant 12.5MBps. Which of the following BEST explains the reason for the issue?
A. Misconfigured subnetting
B. Insufficient compute
C. Firewall issues
D. Not enough upload bandwidth
D. Not enough upload bandwidth
A user reports a poor-quality remote VDI session. Which of the following should the help desk technician do FIRST to troubleshoot the issue?
A. Check the FAQ section of the vendor’s documentation.
B. Ask the user if the client device or access location has changed.
C. Reboot the user’s virtual desktop.
D. Request permission to log in to the device remotely.
C. Reboot the user’s virtual desktop.
A systems administrator is examining a managed hosting agreement and wants to determine how much data would be lost if a server had to be restored from backups. To which of the following metrics should the administrator refer?
A. RTO
B. MTBF
C. RPO
D. MTTR
C. RPO
A systems administrator for an e-commerce company will be migrating the company’s main website to a cloud provider. The principal requirement is that the website must be highly available. Which of the following will BEST address this requirement?
A. Vertical scaling
B. A server cluster
C. Redundant switches
D. A next-generation firewall
B. A server cluster
A development team recently completed testing changes to a company’s web-based CMS in the sandbox environment. The cloud administrator deployed these
CMS application changes to the staging environment as part of the next phase in the release life cycle. The deployment was successful, but after deploying the
CMS application, the web page displays an error message stating the application is unavailable. After reviewing the application logs, the administrator sees an error message that the CMS is unable to connect to the database. Which of the following is the BEST action for the cloud administrator to perform to resolve the issue?
A. Modify the deployment script to delete and recreate the database whenever the CMS application is deployed.
B. Modify the ACL to allow the staging environment to access the database in the sandbox environment.
C. Modify the CMS application deployment to use the previous version and redeploy the application.
D. Modify the configuration settings of the CMS application to connect to the database in the current environment.
D. Modify the configuration settings of the CMS application to connect to the database in the current environment.
A cloud administrator is responsible for managing a cloud-based content management solution. According to the security policy, any data that is hosted in the cloud must be protected against data exfiltration. Which of the following solutions should the administrator implement?
A. HIDS
B. FIM
C. DLP
D. WAF
D. WAF
Lateral-moving malware has infected the server infrastructure. Which of the following network changes would MOST effectively prevent lateral movement in the future?
A. Implement DNSSEC in all DNS servers.
B. Segment the physical network using a VLAN.
C. Implement microsegmentation on the network.
D. Implement 802.1X in the network infrastructure.
C. Implement microsegmentation on the network
A systems administrator is creating a playbook to run tasks against a server on a set schedule. Which of the following authentication techniques should the systems administrator use within the playbook?
A. Use the server’s root credentials.
B. Hard-code the password within the playbook.
C. Create a service account on the server.
D. Use the administrator’s SSO credentials.
C. Create a service account on the server.
Which of the following should be considered for capacity planning?
A. Requirements, licensing, and trend analysis
B. Laws and regulations
C. Regions, clusters, and containers
D. Hypervisors and scalability
A. Requirements, licensing, and trend analysis
A cloud administrator is setting up a new coworker for API access to a public cloud environment. The administrator creates a new user and gives the coworker access to a collection of automation scripts. When the coworker attempts to use a deployment script, a 403 error is returned. Which of the following is the MOST likely cause of the error?
A. Connectivity to the public cloud is down.
B. User permissions are not correct.
C. The script has a configuration error.
D. Oversubscription limits have been exceeded.
B. User permissions are not correct.
