comptia cv0-003 practice test

A systems administrator wants the VMs on the hypervisor to share CPU resources on the same core when feasible. Which of the following will BEST achieve this goal?

• A. Configure CPU passthrough.
• B. Oversubscribe CPU resources.
• C. Switch from a Type 1 to a Type 2 hypervisor.
• D. Increase instructions per cycle.
• E. Enable simultaneous multithreading.

A systems administrator is responsible for upgrading operating systems on VMs that are hosted in a cloud environment. The systems administrator wants to ensure the VMs receive updates for as long as possible. Which of the following should the systems administrator choose?

• A. Stable
• B. Nightly
• C. LTS
• D. Canary
• E. EDR

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.

A cloud administrator wants to have a central repository for all the logs in the company's private cloud. Which of the following should be implemented to BEST meet this requirement?

• A. SNMP
• B. Log scrubbing
• C. CMDB
• D. A syslog server

A company needs to migrate the storage system and batch jobs from the local storage system to a public cloud provider. Which of the following accounts will
MOST likely be created to run the batch processes?

• A. User
• B. LDAP
• C. Role-based
• D. Service

A systems administrator is about to deploy a new VM to a cloud environment. Which of the following will the administrator MOST likely use to select an address for the VM?

• A. CDN
• B. DNS
• C. NTP
• D. IPAM

A cloud architect is designing the VPCs for a new hybrid cloud deployment. The business requires the following:
High availability
Horizontal auto-scaling
60 nodes peak capacity per region
Five reserved network IP addresses per subnet
/24 range
Which of the following would BEST meet the above requirements?

• A. Create two /25 subnets in different regions.
• B. Create three /25 subnets in different regions.
• C. Create two /26 subnets in different regions.
• D. Create three /26 subnets in different regions.
• E. Create two /27 subnets in different regions.
• F. Create three /27 subnets in different regions.

A technician is working with an American company that is using cloud services to provide video-based training for its customers. Recently, due to a surge in demand, customers in Europe are experiencing latency. Which of the following services should the technician deploy to eliminate the latency issue?

• A. Auto-scaling
• B. Cloud bursting
• C. A content delivery network
• D. A new cloud provider

A marketing team is using a SaaS-based service to send emails to large groups of potential customers. The internally managed CRM system is configured to generate a list of target customers automatically on a weekly basis, and then use that list to send emails to each customer as part of a marketing campaign. Last week, the first email campaign sent emails successfully to 3,000 potential customers. This week, the email campaign attempted to send out 50,000 emails, but only 10,000 were sent. Which of the following is the MOST likely reason for not sending all the emails?

• A. API request limit
• B. Incorrect billing account
• C. Misconfigured auto-scaling
• D. Bandwidth limitation

A systems administrator is troubleshooting performance issues with a Windows VDI environment. Users have reported that VDI performance has been slow since the images were upgraded from Windows 7 to Windows 10. This VDI environment is used to run simple tasks, such as Microsoft Office. The administrator investigates the virtual machines and finds the following settings:
4 vCPU
16GB RAM
10Gb networking
256MB frame buffer
Which of the following MOST likely needs to be upgraded?

• A. vRAM
• B. vCPU
• C. vGPU
• D. vNIC