Analyzing risks posed by new regulations is an appropriate role of internal audit in helping to establish an organization's privacy program. An internal auditor can provide assurance and advisory services on the compliance and effectiveness of the privacy program, as well as identify and assess the potential risks and impacts of new or changing privacy regulations. The other options are not appropriate roles of internal audit, but rather the responsibilities of the management, the information security officer, or the privacy officer. References:
* CISA Review Manual (Digital Version), Chapter 7, Section 7.4.21
* CISA Review Questions, Answers & ExplanationsDatabase, Question ID 216

Anti-malware tool audit logs would provide an IS auditor with the best evidence of continuous compliance with the global organization's policy that states that all workstations must be scanned for malware each day. Anti-malware tool audit logs are records that capture the activities and events related to the anti-malware software installed on the workstations, such as scan schedules, scan results, updates, alerts, and actions taken1. These logs can help the IS auditor to verify that the anti-malware software is functioning properly, that the scans are performed regularly and effectively, and that any malware incidents are detected and resolved in a timely manner2. Anti-malware tool audit logs can also help the IS auditor to identify any gaps or weaknesses in the anti-malware policy or implementation, and to provide recommendations for improvement3.
The other options are not the best evidence of continuous compliance with the anti-malware policy. Penetration testing results are reports that show the vulnerabilities and risks of the workstations and network from an external or internal attacker's perspective4. While penetration testing can help to assess the security posture and resilience of the organization, it does not provide information on the daily anti-malware scans or their outcomes. Management attestation is a statement or declaration from the management that they have complied with the anti-malware policy5. While management attestation can demonstrate commitment and accountability, it does not provide objective or verifiable evidence of compliance. Recent malware scan reports are documents that show the summary or details of the latest anti-malware scans performed on the workstations. While recent malware scan reports can indicate the current status and performance of the anti- malware software, they do not provide historical or comprehensive evidence of compliance.
References:
Malwarebytes Anti-Malware (MBAM) log collection and threat reports ...
Malicious Behavior Detection using Windows Audit Logs
PCI Requirement 5.2 - Ensure all Anti-Virus Mechanisms are Current ...
Management Attestation - an overview | ScienceDirect Topics
How to Read a Malware Scan Report | Techwalla

The best way to evaluate the effectiveness of a newly developed application is to review acceptance testing results. Acceptance testing is a process of verifying that the application meets the specified requirements and expectations of the users and stakeholders. Acceptance testing results can provide evidence of the functionality, usability, reliability, performance, security and quality of the application.Performing a post- implementation review, analyzing load testing results, and performing a secure code review are also important activities for evaluating an application, but they are not as comprehensive or conclusive as acceptance testing results.
References: Info Technology & Systems Resources | COBIT, Risk, Governance ... - ISACA, IT Governance and Process Maturity

Application containers are a form of operating system virtualization that share the same kernel as the host operating system. This means that any vulnerability or compromise in the kernel can affect all the containers running on the same host, as well as the host itself. Additionally, containers may have privileged access to the kernel resources and functions, which can pose a risk of unauthorized or malicious actions by the container processes. Therefore, securing the kernel is a critical aspect of application container security.
Shared registries (option A) are not an inherent risk in the application container infrastructure, but they are a potential risk that depends on how they are configured and managed. Shared registries are repositories that store and distribute container images. They can be public or private, and they can have different levels of security and access controls. Shared registries can pose a risk of exposing sensitive data, distributing malicious or vulnerable images, or allowing unauthorized access to images. However, these risks can be mitigated by using secure connections, authentication and authorization mechanisms, image signing and scanning, and encryption.
Host operating system (option B) is not an inherent risk in the application container infrastructure, but it is a potential risk that depends on how it is configured and maintained. Host operating system is the underlying platform that runs the application containers and provides them with the necessary resources and services.
Host operating system can pose a risk of exposing vulnerabilities, misconfigurations, or malware that can affect the containers or the host itself. However, these risks can be mitigated by using minimal and hardened operating systems, applying patches and updates, enforcing security policies and controls, and isolating and monitoring the host.
Shared data (option C) is not an inherent risk in the application container infrastructure, but it is a potential risk that depends on how it is stored and accessed. Shared data is the information that is used or generated by the application containers and that may be shared among them or with external entities. Shared data can pose a risk of leaking confidential or sensitive data, corrupting or losing data integrity, or violating data privacy or compliance requirements. However, these risks can be mitigated by using secure storage solutions, encryption and decryption mechanisms, access control and auditing policies, and backup and recovery procedures.
Therefore, option D is the correct answer.
References:
* Application Container Security Guide | NIST
* CSA for a Secure Application Container Architecture
* Application Container Security: Risks and Countermeasures

The primary advantage of using virtualization technology for corporate applications is to achieve better utilization of resources, such as hardware, software, network and storage. Virtualization technology allows multiple applications to run on a single physical server or device, which reduces the need for additional hardware and maintenance costs. Virtualization technology also enables dynamic allocation and reallocation of resources according to the demand and priority of the applications, which improves efficiency and flexibility. The other options are not the primary advantage of using virtualization technology, although they may be some of the benefits or challenges depending on the implementation and configuration. References:
* ISACA, CISA Review Manual, 27th Edition, chapter 4, section 4.21
* ISACA, COBIT 2019 Framework: Introduction and Methodology, section 3.23