Latest CV0-004 Pass Guaranteed Exam Dumps with Accurate & Updated Questions

CV0-004 Exam Brain Dumps - Study Notes and Theory

NEW QUESTION # 27
A cloud administrator is building a company-standard VM image, which will be based on a public image. Which of the following should the administrator implement to secure the image?

• A. Least privilege
• B. Hardening
• C. ACLs
• D. Vulnerability scanning

Answer: B

Explanation:
Hardening a VM image involves implementing security measures to reduce vulnerabilities and protect against threats. This process includes removing unnecessary software, services, and permissions, ensuring that the remaining software is updated with the latest security patches, and configuring settings to enhance security. Starting with a public image, the administrator should apply hardening techniques to ensure the custom company-standard VM image is secure and resilient against attacks.

NEW QUESTION # 28
An DevOps engineer is receiving reports that users can no longer access the company's web application after hardening of a web server. The users are receiving the following error:
ERR_SSLJ/ERSION_OR_CIPHER_MISMATCH.
Which of the following actions should the engineer take to resolve the issue?

• A. Review logs on the WAF
• B. Configure TLS 1.2 or newer.
• C. Update the web server.
• D. Restart the web server.

Answer: B

Explanation:
To resolve the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error after hardening a web server, the engineer should configure the server to use TLS 1.2 or newer. This error often occurs when the server or client supports an outdated version of SSL/TLS or incompatible cipher suites. Updating to a modern, secure version of TLS ensures compatibility and enhances security.
Reference: The CompTIA Cloud+ certification includes governance, risk, compliance, and security for the cloud, emphasizing the importance of implementing up-to-date security protocols like TLS to protect data in transit and ensure secure communications in cloud environments.

NEW QUESTION # 29
Two CVEs are discovered on servers in the company's public cloud virtual network. The CVEs are listed as having an attack vector value of network and CVSS score of 9.0. Which of the following actions would be the best way to mitigate the vulnerabilities?

• A. Disabling unnecessary open ports
• B. Patching the operating systems
• C. Encrypting the operating system disks
• D. Upgrading the operating systems to the latest beta

Answer: B

Explanation:
For vulnerabilities with a high CVSS score and a network attack vector, the most effective and direct mitigation action is to patch the operating systems. Patching addresses the specific vulnerabilities that have been identified and helps to secure the servers against the known exploits that could take advantage of these CVEs. Reference: CompTIA Cloud+ Guide to Cloud Computing (ISBN: 978-1-64274-282-2)

NEW QUESTION # 30
A cloud security analyst is looking for existing security vulnerabilities on software applications. Which of the following describes this vulnerability management phase?

• A. Remediation
• B. identification
• C. Analyze
• D. Report

Answer: B

Explanation:
The phase of vulnerability management that involves looking for existing security vulnerabilities on software applications is known as 'Identification'. This step precedes analysis, reporting, and remediation, focusing on discovering known and unknown vulnerabilities within the system or software to assess the security posture effectively.

NEW QUESTION # 31
A security analyst confirms a zero-day vulnerability was exploited by hackers who gained access to confidential customer data and installed ransomware on the server Which of the following steps should the security analyst take? (Select two).

• A. Contact the customers to inform them about the data breach.
• B. Contact the hackers to negotiate payment lo unlock the server.
• C. Send a global communication to inform all impacted users.
• D. Inform the management and legal teams about the data breach
• E. Modify the firewall rules to block the IP addresses and update the ports.
• F. Delete confidential data used on other servers that might be compromised.

Answer: A,D

Explanation:
After a zero-day exploit resulting in a data breach and ransomware installation, it is critical to inform affected customers about the breach and the potential impact on their data. Additionally, the management and legal teams should be notified to handle the situation in compliance with regulatory requirements and to coordinate an appropriate response.References: Handling security incidents and communication strategies after a data breach are crucial elements of the governance and risk compliance domains in CompTIA Cloud+.

NEW QUESTION # 32
Which of the following network protocols is generally used in a NAS environment?

• A. RDP
• B. TCP/IP
• C. BGP
• D. iSCSI

Answer: B

Explanation:
The network protocol generally used in a NAS (Network Attached Storage) environment is TCP/IP (Transmission Control Protocol/Internet Protocol). NAS devices are accessed over a network rather than being directly connected to the computer, and they utilize the TCP/IP protocol to enable this network communication.
Reference: Understanding of networking protocols, including TCP/IP in the context of NAS environments, is part of the foundational networking knowledge for cloud services in CompTIA Cloud+.

NEW QUESTION # 33
A company uses containers stored in Docker Hub to deploy workloads (or its laaS infrastructure. The development team releases changes to the containers several times per hour. Which of the following should a cloud engineer do to prevent the proprietary code from being exposed to third parties?

• A. Use laC to deploy the laaS infrastructure.
• B. Use private repositories for the containers.
• C. Convert the containers to VMs.
• D. Deploy the containers over SSH.

Answer: B

Explanation:
To prevent proprietary code from being exposed to third parties, a cloud engineer should use private repositories for the containers. Private repositories ensure that access to container images is restricted and controlled, unlike public repositories where images are accessible to anyone.References: The concept of using private repositories for protecting proprietary code is part of cloud security best practices, which is covered under the Governance, Risk, Compliance, and Security domain of the CompTIA Cloud+ certification.

NEW QUESTION # 34
Which of the following is a field of computer science that enables computers to identify and understand objects and people in images and videos?

• A. Image reconstruction
• B. Natural language processing
• C. Computer vision
• D. Facial recognition

Answer: C

Explanation:
Computer vision is a field of computer science that enables computers to identify and understand objects and people in images and videos. It involves the development of systems that can capture and interpret visual information from the world, similar to the way humans do.References: The application of computer vision and its role in cloud services, particularly in relation to AI and machine learning capabilities, is discussed in CompTIA Cloud+.

NEW QUESTION # 35
Which of the following compute resources is the most optimal for running a single scripted task on a schedule?

• A. Serverless function
• B. Bare-metal server
• C. Virtual machine
• D. Managed container

Answer: A

Explanation:
Serverless functions are ideal for running scripted tasks on a schedule because they can be triggered by events, run the task, and then shut down, incurring costs only for the actual compute time used. This eliminates the need for a continuously running server and is optimal for sporadic or scheduled tasks. Reference: CompTIA Cloud+ Certification Study Guide (Exam CV0-004) by Scott Wilson and Eric Vanderburg.

NEW QUESTION # 36
A company has developed an online trading platform. The engineering team selected event-based scaling for the platform's underlying resources. The platform resources scale up with every 2,000 subscribed users. The engineering team finds out that although compute utilization is low, scaling is still occurring. Which of the following statements best explains why this is the case?

• A. Event-based scaling does not scale down resources.
• B. Event-based scaling should not be triggered at the 2,000-user frequency.
• C. Event-based scaling does not take resource load into account.
• D. Event-based scaling should not track user subscriptions.

Answer: C

Explanation:
Event-based scaling triggers based on specific events, such as the number of user subscriptions in this case. It does not necessarily account for the actual load or utilization of compute resources. This is why the platform's resources continue to scale up even though compute utilization is low; the scaling decision is being made based on the number of subscribed users rather than the current resource usage. Reference: CompTIA Cloud+ Certification Study Guide (Exam CV0-004) by Scott Wilson and Eric Vanderburg

NEW QUESTION # 37
A company recently migrated to a public cloud provider. The company's computer incident response team needs to configure native cloud services tor detailed logging. Which of the following should the team implement on each cloud service to support root cause analysis of past events? {Select two).

• A. Hashing
• B. Encryption
• C. Tracing
• D. Log rotation
• E. Log retention
• F. Log aggregation

Answer: E,F

Explanation:
For detailed logging to support root cause analysis of past events, the team should implement log retention to ensure logs are kept for the necessary amount of time and log aggregation to compile logs from various sources for easier analysis and correlation.
Reference: Log management practices, including retention and aggregation, are part of the cloud management strategies covered in the CompTIA Cloud+ curriculum, particularly in the domain of technical operations.

NEW QUESTION # 38
An administrator used a script that worked in the past to create and tag five virtual machines. All of the virtual machines have been created: however, the administrator sees the following results:
{ tags: [ ] }
Which of the following is the most likely reason for this result?

• A. Compatibility issues
• B. Command deprecation
• C. API throttling
• D. Service quotas

Answer: B

Explanation:
The most likely reason for the script creating virtual machines without tags, despite working in the past, is command deprecation. Cloud service providers update their APIs and CLI commands over time, and a previously used command to tag resources might no longer be valid.
Reference: Understanding cloud service APIs and the importance of keeping up with updates is part of cloud technical operations covered in CompTIA Cloud+.

NEW QUESTION # 39
A customer's facility is located in an area where natural disasters happen frequently. The customer requires the following:
* Data resiliency due to exposure to frequent natural disasters
* Data localization because of privacy regulations in the country
* High availability
Which of the following cloud resources should be provisioned to meet these requirements?

• A. Storage in the same availability zone as the primary data
• B. Storage in a separate data center located in same region
• C. Storage in an availability zone outside the region
• D. An on-premises private cloud carrying duplicate data

Answer: C

Explanation:
To meet the requirements of data resiliency, data localization, and high availability in a region prone to natural disasters, the customer should provision storage in an availability zone outside the region. This ensures that data is not affected by regional disasters and complies with data localization by remaining within the country's borders, while also providing high availability.
Reference: Disaster recovery and high availability strategies, including the use of multiple availability zones, are discussed in the CompTIA Cloud+ certification material.

NEW QUESTION # 40
Which of the following best explains the concept of migrating from on premises to the cloud?

• A. The configuration of a dedicated pipeline to transfer content to a remote location
• B. The physical transportation, installation, and configuration of company IT equipment in a cloud services provider's facility
• C. The creation of virtual instances in an external provider to transfer operations of selected servers into a new. remotely managed environment
• D. The extension of company IT infrastructure to a managed service provider

Answer: C

Explanation:
Migrating from on-premises to the cloud generally involves creating virtual instances in an external provider's environment and transferring the operations of selected servers to this new, remotely managed setup. This process allows organizations to leverage the cloud provider's resources and services.References: The migration process and strategies are topics included in the Business Principles of Cloud Environments within the CompTIA Cloud+ curriculum.

NEW QUESTION # 41
A cloud engineer is troubleshooting a connectivity issue. The application server with IP 192.168.1.10 in one subnet is not connecting to the MySQL database server with IP 192.168.2 20 in a different subnet. The cloud engineer reviews the following information:
Application Server Stateful Firewall


Which of the following should the cloud engineer address lo fix the communication issue?

• A. The MySQL Server Stateful Firewall
• B. The MySQL Server Subnet Routing Table
• C. The Application Server Subnet Routing Table
• D. The Application Server Stateful Firewall

Answer: A

Explanation:
The connectivity issue between the application server and the MySQL database server in different subnets is likely due to the MySQL Server Stateful Firewall's inbound rules. The application server has an IP of
192.168.1.10, but the MySQL server's inbound rules only permit IP 192.168.1.10/32 on port 3306. This rule allows only a single IP address (192.168.1.10) to communicate on port 3306, which is typical for MySQL.
However, if the application server's IP is not 192.168.1.10 or the application is trying to communicate on a different port, it would be blocked. To fix the communication issue, the cloud engineer should address the inbound rules on the MySQL Server Stateful Firewall to ensure that the application server's IP address and the required port are allowed. References: Based on the information provided in the question and general networking principles.

NEW QUESTION # 42
A company requests that its cloud administrator provision virtual desktops for every user. Given the following information:
* One hundred users are at the company.
* A maximum of 30 users work at the same time.
* Users cannot be interrupted while working on the desktop.
Which of the following strategies will reduce costs the most?

• A. Configuring a group of VMs to share with multiple users
• B. Using VMs that have spot availability
• C. Setting up the VMs to turn off outside of business hours at night
• D. Provisioning VMs of varying sizes to match user needs

Answer: C

Explanation:
Setting up the VMs to turn off outside of business hours at night will reduce costs the most, especially since a maximum of 30 users work at the same time and users cannot be interrupted while working. This approach ensures that resources are used only when necessary.
Reference: Cost management and efficient resource utilization strategies like scheduling VMs to turn off during idle times are discussed within the financial management aspects of cloud services in the CompTIA Cloud+ exam objectives.

NEW QUESTION # 43
A company experienced a data leak through its website. A security engineer, who is investigating the issue, runs a vulnerability scan against the website and receives the following output:

Which of the following is the most likely cause of this leak?

• A. Privilege escalation
• B. RTMP port open
• C. Insecure protocol
• D. SQL injection

Answer: C

Explanation:
The data leak is most likely caused by the use of an insecure protocol. The vulnerability scan output shows that port 21/tcp for FTP (File Transfer Protocol) is open. FTP is known for transmitting data unencrypted, which could allow sensitive data to be intercepted during transfer.References: The security risks associated with the use of insecure or unencrypted protocols are covered under cloud security best practices in the CompTIA Cloud+ curriculum.

NEW QUESTION # 44
A software engineer needs to transfer data over the internet using programmatic access while also being able to query the dat a. Which of the following will best help the engineer to complete this task?

• A. SQL
• B. Web sockets
• C. RPC
• D. GraphQL

Answer: D

Explanation:
GraphQL is the best option for transferring data over the internet with programmatic access and querying capabilities. It is a query language for APIs and a runtime for executing those queries with existing data, providing a more efficient, powerful, and flexible alternative to the REST API.
Reference: Data transfer and querying methods are part of the technical knowledge associated with cloud computing, as included in CompTIA Cloud+.

NEW QUESTION # 45
An administrator needs to adhere to the following requirements when moving a customer's data to the cloud:
* The new service must be geographically dispersed.
* The customer should have local access to data
* Legacy applications should be accessible.
Which of the following cloud deployment models is most suitable?

• A. Hybrid
• B. On-premises
• C. Public
• D. Private

Answer: A

Explanation:
A hybrid cloud deployment model is most suitable given the requirements. This model combines on-premises infrastructure (or private cloud) with public cloud services, providing geographic dispersion while allowing local access to data. It also facilitates the use of legacy applications that might not be well-suited for a full public cloud environment.References: The hybrid model is a fundamental concept within the CompTIA Cloud+ curriculum, under the section of Cloud Concepts, that explains deployment models.

NEW QUESTION # 46
A company wants to combine solutions in a central and scalable environment to achieve the following goals:
* Control
* Visibility
* Automation
* Cost efficiency
Which of the following best describes what the company should implement?

• A. Containerization
• B. Application modernization
• C. Workload orchestration
• D. Batch processing

Answer: C

Explanation:
Workload orchestration is the best description of what the company should implement to achieve control, visibility, automation, and cost efficiency. It involves using orchestration tools to manage workloads in cloud environments, ensuring resources are used efficiently and operations are automated.References: Workload orchestration is a part of cloud management strategies discussed under the Management and Technical Operations domain in the CompTIA Cloud+ objectives.

NEW QUESTION # 47
A cloud engineer is troubleshooting a connectivity issue. The application server with IP 192.168.1.10 in one subnet is not connecting to the MySQL database server with IP 192.168.2 20 in a different subnet. The cloud engineer reviews the following information:
Application Server Stateful Firewall


Which of the following should the cloud engineer address lo fix the communication issue?

• A. The MySQL Server Stateful Firewall
• B. The MySQL Server Subnet Routing Table
• C. The Application Server Subnet Routing Table
• D. The Application Server Stateful Firewall

Answer: A

Explanation:
The connectivity issue between the application server and the MySQL database server in different subnets is likely due to the MySQL Server Stateful Firewall's inbound rules. The application server has an IP of 192.168.1.10, but the MySQL server's inbound rules only permit IP 192.168.1.10/32 on port 3306. This rule allows only a single IP address (192.168.1.10) to communicate on port 3306, which is typical for MySQL. However, if the application server's IP is not 192.168.1.10 or the application is trying to communicate on a different port, it would be blocked. To fix the communication issue, the cloud engineer should address the inbound rules on the MySQL Server Stateful Firewall to ensure that the application server's IP address and the required port are allowed. Reference: Based on the information provided in the question and general networking principles.

NEW QUESTION # 48
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