更新済みの2025年03月 312-40試験練習テスト問題
検証済み312-40問題集と解答100%一発合格保証で更新された問題集
質問 # 34
William O'Neil works as a cloud security engineer in an IT company located in Tampa, Florida. To create an access key with normal user accounts, he would like to test whether it is possible to escalate privileges to obtain AWS administrator account access. Which of the following commands should William try to create a new user access key ID and secret key for a user?
- A. aws iam create-access-key target_user -user-name
- B. aws iam target_user -user-name create-access-key
- C. aws iam -user-name target_user create-access-key
- D. aws iam create-access-key -user-name target_user
正解：D
質問 # 35
TechnoSoft Pvt. Ltd. is a BPO company that provides 24 * 7 customer service. To secure the organizational data and applications from adversaries, the organization adopted cloud computing. The security team observed that the employees are browsing restricted and inappropriate web pages. Which of the following techniques will help the security team of TechnoSoft Pvt. Ltd. in preventing the employees from accessing restricted or inappropriate web pages?
- A. URL filtering
- B. Data Loss Prevention (DLP)
- C. Geo-Filtering
- D. Cloud access security broker (CASB)
正解：A
解説：
To prevent employees from accessing restricted or inappropriate web pages, the security team of TechnoSoft Pvt. Ltd. should implement URL filtering.
URL Filtering: This technique involves blocking access to specific URLs or websites based on a defined set of rules or categories. It is used to enforce web browsing policies and prevent access to sites that are not permitted in the workplace.
Implementation:
Policy Definition: The security team defines policies that categorize websites and determine which categories should be blocked.
Filtering Solution: A URL filtering solution is deployed, which can be part of a firewall, a secure web gateway, or a standalone system.
Enforcement: The URL filter enforces the policies by inspecting web requests and allowing or blocking access based on the URL's classification.
Benefits of URL Filtering:
Control Web Access: Helps control employee web usage by preventing access to non-work-related or inappropriate sites.
Enhance Security: Reduces the risk of exposure to web-based threats such as phishing, malware, and other malicious content.
Compliance: Assists in maintaining compliance with organizational policies and regulatory requirements.
Reference:
Best Practices for Implementing Web Filtering and Monitoring.
Guide to URL Filtering Solutions for Enterprise Security.
質問 # 36
QuickServ Solutions is an organization that wants to migrate to the cloud. It is in the phase of signing an agreement with a cloud vendor. For that, QuickServ Solutions must assess the current vendor procurement process to determine how the company can mitigate cloud-related risks. How can the company accomplish that?
- A. Using Gap Analysis
- B. Using Internal Audit
- C. Using Vendor Transitioning
- D. Using Cloud Computing Contracts
正解：A
解説：
To mitigate cloud-related risks during the vendor procurement process, QuickServ Solutions can use Gap Analysis. This approach will help the company assess and identify the differences between its current state and the desired future state, including any shortcomings or gaps that need to be addressed.
* Current State Assessment: Evaluate the existing vendor procurement processes and identify all the associated risks.
* Desired State Definition: Define what an ideal, risk-mitigated cloud vendor relationship would look like for the organization.
* Gap Identification: Identify the gaps between the current state and the desired state, particularly focusing on areas that could introduce cloud-related risks.
* Risk Mitigation Strategies: Develop strategies to bridge these gaps, which may include enhancing security measures, improving contract terms, or adopting new cloud governance practices.
* Implementation and Monitoring: Implement the necessary changes and continuously monitor the procurement process to ensure that the cloud-related risks are effectively mitigated.
References:Gap Analysis is a strategic tool used to compare the actual performance of a business with potential or desired performance. In the context of cloud migration, it helps in identifying the risks associated with vendor procurement and developing strategies to mitigate those risks123.
質問 # 37
Daffod is an American cloud service provider that provides cloud-based services to customers worldwide.
Several customers are adopting the cloud services provided by Daffod because they are secure and cost-effective. Daffod is compliant with the cloud computing law that protects the student information collected by educational institutions and their associated vendors. Based on the information given, which law does Daffod adhere to?
- A. CLOUD
- B. FISMA
- C. FERPA
- D. ECPA
正解：C
解説：
* FERPA: The Family Educational Rights and Privacy Act (FERPA) is a federal law that protects the privacy of student education records1.
* Protection of Student Information: FERPA applies to all schools that receive funds under an applicable program of the U.S. Department of Education. It gives parents certain rights with respect to their children's education records, rights which transfer to the student when they reach the age of 18 or attend a school beyond the high school level1.
* Compliance by Cloud Service Providers: Cloud service providers like Daffod, who handle student information collected by educational institutions, must comply with FERPA regulations to ensure the
* protection and privacy of student data1.
* Vendor Responsibility: Vendors associated with educational institutions that receive educational records must also adhere to FERPA's requirements to protect the confidentiality of the data1.
* Exclusion of Other Laws: While other laws such as ECPA, CLOUD, and FISMA also deal with privacy and data protection, FERPA is specifically designed to protect the privacy of students' educational records and is the relevant law in this context1.
References:
* Rick's Cloud article on laws and regulations governing the cloud computing environment1.
質問 # 38
VoxCloPro is a cloud service provider based in South America that offers all types of cloud-based services to cloud consumers. The cloud-based services provided by VoxCloPro are secure and cost-effective. Terra Soft.
Pvt. Ltd. is an IT company that adopted the cloud-based services of VoxCloPro and transferred the data and applications owned by the organization from on-premises to the VoxCloPro cloud environment. According to the data protection laws of Central and South American countries, who among the following is responsible for ensuring the security and privacy of personal data?
- A. Terra Soft. Pvt. Ltd
- B. Cloud Carrier
- C. Cloud Broker
- D. VoxCloPro
正解：D
解説：
According to the data protection laws of Central and South American countries, the primary responsibility for ensuring the security and privacy of personal data typically lies with the entity that owns the data, in this case, Terra Soft. Pvt. Ltd.
Data Ownership: Terra Soft. Pvt. Ltd, as the data owner, is responsible for the security and privacy of the personal data it collects and processes. This includes data transferred to cloud environments1.
Cloud Service Provider's Role: While VoxCloPro, as a cloud service provider, is responsible for the security of the cloud infrastructure, Terra Soft. Pvt. Ltd retains the responsibility for its data within that infrastructure2.
Legal Compliance: Terra Soft. Pvt. Ltd must ensure compliance with relevant data protection laws, which may include implementing appropriate security measures and maintaining control over how personal data is processed3.
Shared Responsibility Model: In cloud computing, there is often a shared responsibility model where the cloud service provider manages the security of the cloud, while the customer is responsible for security in the cloud. This means that Terra Soft. Pvt. Ltd is responsible for ensuring that its use of VoxCloPro's services complies with applicable data protection laws2.
Reference:
Determination and Directive on the Usage of Cloud Computing Services2.
Privacy in Latin America and the Caribbean - Bloomberg Law News1.
Cloud Services Contracts and Data Protection - PPM Attorneys3.
質問 # 39
Steven Smith has been working as a cloud security engineer in an MNC for the past 4 years. His organization uses AWS cloud-based services. Steven handles a complex application on AWS that has several resources and it is difficult for him to manage these resources. Which of the following AWS services allows Steven to make a set of related AWS resources easily and use or provision them in an orderly manner so that he can spend less time managing resources and more time on the applications that run in the AWS environment?
- A. AWS Control Tower
- B. AWS CloudFormation
- C. Amazon CloudFront
- D. AWS Config
正解：B
解説：
AWS CloudFormation: AWS CloudFormation is a service that helps you model and set up your Amazon Web Services resources so that you can spend less time managing those resources and more time focusing on your applications that run in AWS1.
Resource Management: You create a template that describes all the AWS resources that you want (like Amazon EC2 instances or Amazon RDS DB instances), and AWS CloudFormation takes care of provisioning and configuring those resources for you1.
Complex Applications: For complex applications with multiple resources, CloudFormation allows you to manage related resources as a single unit, called a stack1.
Automation: CloudFormation automates the provisioning and updating of your infrastructure in a safe and controlled manner, with rollbacks and staged updates1.
Benefits: By using AWS CloudFormation, Steven can define his infrastructure in code and use this to create and manage his AWS resources, which simplifies the management of complex applications1.
Reference:
AWS's official documentation on AWS CloudFormation1.
質問 # 40
Richard Harris works as a senior cloud security engineer in a multinational company. His organization uses Microsoft Azure cloud-based services. Richard would like to manage, control, and monitor the access to important resources in his organization. Which service in Azure AD can enable Richard to manage, control, and monitor the access to resources in Azure. Azure AD. and other Microsoft online services such as Microsoft Intune or Microsoft 365?
- A. System for Cross-Domain Identity Management
- B. Federated Identity Management
- C. Privileged Access Management
- D. Privileged Identity Management
正解：D
質問 # 41
SecureSoftWorld Pvt. Ltd. is an IT company that develops software solutions catering to the needs of the healthcare industry. Most of its services are hosted in Google cloud. In the cloud environment, to secure the applications and services, the organization uses Google App Engine Firewall that controls the access to the App Engine with a set of rules that denies or allows requests from a specified range of IPs. How many unique firewall rules can SecureSoftWorld Pvt. Ltd define using App Engine Firewall?
- A. Up to 10
- B. Up to 10000
- C. Up to 100
- D. Up to 1000
正解：D
解説：
Google App Engine Firewall allows organizations to create a set of rules that control the access to their App Engine applications. These rules can either allow or deny requests from specified IP ranges, providing a robust mechanism for securing applications and services hosted on the Google Cloud.
Here's how the rule limit applies to SecureSoftWorld Pvt. Ltd:
* Rule Creation: SecureSoftWorld Pvt. Ltd can create firewall rules that specify which IP ranges are allowed or denied access to their App Engine services.
* Rule Limit: The company can define up to 1000 individual firewall rules1.
* Rule Priority: These rules are prioritized, meaning that rules with a lower priority number are evaluated before those with a higher number.
* Default Rule: By default, any request that does not match a specific rule is allowed. However, this default action can be changed to deny, effectively blocking all traffic that does not match any of the defined rules.
* Rule Management: The rules can be managed via the Google Cloud Console, the gcloud command-line tool, or the App Engine Admin API.
References:
* Google Cloud documentation explaining the App Engine firewall and the maximum number of rules1.
質問 # 42
Curtis Morgan works as a cloud security engineer in an MNC. His organization uses Microsoft Azure for office-site backup of large files, disaster recovery, and business-critical applications that receive significant traffic, etc.
Which of the following allows Curtis to establish a fast and secure private connection between multiple on-premises or shared infrastructures with Azure virtual private network?
- A. Site-to-Site VPN
- B. Azure Front Door
- C. Point-to-Site VPN
- D. Express Route
正解：D
解説：
To establish a fast and secure private connection between multiple on-premises or shared infrastructures with Azure virtual private network, Curtis Morgan should opt for Azure ExpressRoute.
* Azure ExpressRoute: ExpressRoute allows you to extend your on-premises networks into the Microsoft cloud over a private connection facilitated by a connectivity provider1. With ExpressRoute, you can establish connections to Microsoft cloud services, such as Microsoft Azure and Office 365.
* Benefits of ExpressRoute:
* Private Connection: ExpressRoute connections do not go over the public Internet. This provides more reliability, faster speeds, lower latencies, and higher security than typical connections over the Internet1.
* Speed: ExpressRoute provides a fast and reliable connection to Azure with bandwidths up to 100 Gbps, which is suitable for high-throughput scenarios like disaster recovery, data migration, and high-traffic applications1.
* Security: The private nature of ExpressRoute connections ensures that sensitive data does not travel over the public Internet, reducing exposure to potential interceptions or attacks.
* Why Not the Others?:
* Site-to-Site VPN: While it also creates a secure connection to Azure, it uses the public Internet
* which may not provide the same level of performance and security as ExpressRoute.
* Azure Front Door: This service offers a scalable and secure entry point for fast delivery of your global applications but is not designed for creating private connections.
* Point-to-Site VPN: This type of VPN connection is used to connect individual devices to Azure over the Internet, not multiple on-premises infrastructures.
References:
* Azure Virtual Network - Virtual Private Cloud1.
質問 # 43
The cloud administrator John was assigned a task to create a different subscription for each division of his organization. He has to ensure all the subscriptions are linked to a single Azure AD tenant and each subscription has identical role assignments. Which Azure service will he make use of?
- A. Azure AD Multi-Factor Authentication
- B. Azure AD Privileged Identity Management
- C. Azure AD Self-Service Password Reset
- D. Azure AD Identity Protection
正解：B
解説：
To manage multiple subscriptions under a single Azure AD tenant with identical role assignments, Azure AD Privileged Identity Management (PIM) is the service that provides the necessary capabilities.
Link Subscriptions to Azure AD Tenant: John can link all the different subscriptions to the single Azure AD tenant to centralize identity management across the organization1.
Manage Role Assignments: With Azure AD PIM, John can manage, control, and monitor access within Azure AD, Azure, and other Microsoft Online Services like Office 365 or Microsoft 3652.
Identical Role Assignments: Azure AD PIM allows John to configure role assignments that are consistent across all subscriptions. He can assign roles to users, groups, service principals, or managed identities at a particular scope3.
Role Activation and Review: John can require approval to activate privileged roles, enforce just-in-time privileged access, require reason for activating any role, and review access rights2.
Reference:
Azure AD PIM is a feature of Azure AD that helps organizations manage, control, and monitor access within their Azure environment. It is particularly useful for scenarios where there are multiple subscriptions and a need to maintain consistent role assignments across them23.
質問 # 44
A client wants to restrict access to its Google Cloud Platform (GCP) resources to a specified IP range by making a trust-list. Accordingly, the client limits GCP access to users in its organization network or grants company auditors access to a requested GCP resource only. Which of the following GCP services can help the client?
- A. Cloud IDS
- B. VPC Service Controls
- C. Identity and Access Management
- D. Cloud Router
正解：B
解説：
To restrict access to Google Cloud Platform (GCP) resources to a specified IP range, the client can use VPC Service Controls. VPC Service Controls provide additional security for data by allowing the creation of security perimeters around GCP resources to help mitigate data exfiltration risks.
* VPC Service Controls: This service allows the creation of secure perimeters to define and enforce security policies for GCP resources, restricting access to specific IP ranges.
* Trust-List Implementation: By using VPC Service Controls, the client can configure access policies that only allow access from trusted IP ranges, ensuring that only users within the specified network can access the resources.
* Granular Access Control: VPC Service Controls can be used in conjunction with Identity and Access Management (IAM) to provide fine-grained access controls based on IP addresses and other conditions.
References
* Google Cloud VPC Service Controls Overview
VPC Service Controls enable clients to define a security perimeter around Google Cloud Platform resources to control communication to and from those resources. By using VPC Service Controls, the client can restrict access to GCP resources to a specified IP range.
* Create a Service Perimeter: The client can create a service perimeter that includes the GCP resources they want to protect.
* Define Access Levels: Within the service perimeter, the client can define access levels based on attributes such as IP address ranges.
* Enforce Access Policies: Access policies are enforced, which restrict access to the resources within the service perimeter to only those requests that come from the specified IP range.
* Grant Access to Auditors: The client can grant access to company auditors by including their IP addresses in the allowed range.
References:VPC Service Controls provide a way to secure sensitive data and enforce a perimeter around GCP resources. It is designed to prevent data exfiltration and manage access to services within the perimeter based on defined criteria, such as source IP address12. This makes it the appropriate service for the client's requirement to restrict access to a specified IP range.
質問 # 45
GlobalCloud is a cloud service provider that offers various cloud-based secure and cost-effective services to cloud consumers. The customer base of this organization increased within a short period; thus, external auditing was performed on GlobalCloud. The auditor used spreadsheets, databases, and data analyzing software to analyze a large volume of dat a. Based on the given information, which cloud-based audit method was used by the auditor to collect the objective evidence?
- A. CAAT
- B. Gap Analysis
- C. Striping
- D. Re-Performance
正解：A
解説：
Computer-Assisted Audit Techniques (CAATs) are tools and methods used by auditors to analyze large volumes of data efficiently and effectively. The use of spreadsheets, databases, and data analyzing software to scrutinize a large volume of data and collect objective evidence is indicative of CAATs.
Here's how CAATs operate in this context:
Data Analysis: CAATs enable auditors to handle and analyze large datasets that would be impractical to assess manually.
Efficiency: These techniques improve audit efficiency by automating certain parts of the audit process.
Effectiveness: CAATs enhance the effectiveness of audits by allowing auditors to identify trends, anomalies, and patterns in the data.
Software Utilization: The use of specialized audit software is a hallmark of CAATs, enabling auditors to perform complex analyses.
Objective Evidence: CAATs help in collecting objective evidence by providing a transparent and systematic approach to data analysis.
Reference:
An article defining CAATs and discussing their advantages and disadvantages1.
A resource explaining the role and benefits of CAATs in auditing information systems2.
A publication detailing how CAATs allow auditors to independently access and test the reliability of client systems3.
質問 # 46
Rachel McAdams works as a cloud security engineer in an MNC. A DRaaS company has provided a disasterrecovery site to her organization. The disaster recovery sites have partially redundant equipment with daily or weekly data synchronization provision; failover occurs within hours or days with minimum data loss. Based on this information, which of the following disaster recovery sites is provided by the DRaaS company to Rachel's organization?
- A. Remote site
- B. Warm Site
- C. Hot Site
- D. Cold Site
正解：B
解説：
The description provided indicates that the disaster recovery site is a Warm Site. Here's why:
Partially Redundant Equipment: Warm sites are equipped with some of the system hardware, software, telecommunications, and power sources.
Data Synchronization: They have provisions for daily or weekly data synchronization, which aligns with the description given.
Failover Time: Failover to a warm site typically occurs within hours or days, as mentioned.
Minimum Data Loss: Due to the regular synchronization, there is minimal data loss in the event of a failover.
Reference:
A Warm Site is a type of disaster recovery site that sits between a hot site, which is fully equipped and ready to take over immediately, and a cold site, which is an empty data center that requires setup before use. The warm site's readiness and partial redundancy make it suitable for organizations that need a balance between cost and downtime.
質問 # 47
Global SciTech Pvt. Ltd. is an IT company that develops healthcare-related software. Using an incident detection system (IDS) and antivirus software, the incident response team of the organization has observed that attackers are targeting the organizational network to gain access to the resources in the on-premises environment. Therefore, their team of cloud security engineers met with a cloud service provider to discuss the various security provisions offered by the cloud service provider. While discussing the security of the organization's virtual machine in the cloud environment, the cloud service provider stated that the Network Security Groups (NSGs) will secure the VM by allowing or denying network traffic to VM instances in a virtual network based on inbound and outbound security rules. Which of the following cloud service provider filters the VM network traffic in a virtual network using NSGs?
- A. AWS
- B. Azure
- C. IBM
- D. Google
正解：B
解説：
Network Security Groups (NSGs) are used in Azure to filter network traffic to and from Azure resources within an Azure Virtual Network (VNet). NSGs contain security rules that allow or deny inbound and outbound network traffic based on several parameters such as protocol, source and destination IP address, port number, and direction (inbound or outbound).
* NSG Functionality: NSGs function as a firewall for VM instances, controlling both inbound and outbound traffic at the network interface, VM, and subnet level1.
* Security Rules: They consist of security rules that specify source and destination, port, and protocol to filter traffic1.
* Traffic Control: By setting appropriate rules, NSGs help secure VMs from unauthorized access and ensure that only allowed traffic can flow to and from the VM1.
* Azure Specific: This feature is specific to Azure and is not offered by IBM, AWS, or Google Cloud in the same manner1.
References:NSGs are a key component of Azure's networking capabilities, providing a way to control access to VMs, services, and subnets, and are an integral part of Azure's security infrastructure1.
質問 # 48
Melissa George is a cloud security engineer in an IT company. Her organization has adopted cloud-based services. The integration of cloud services has become significantly complicated to be managed by her organization. Therefore, her organization requires a third-party to consult, mediate, and facilitate the selection of a solution. Which of the following NIST cloud deployment reference architecture actors manages cloud service usage, performance, and delivery, and maintains the relationship between the CSPs and cloud consumers?
- A. Cloud Carrier
- B. Cloud Auditor
- C. Cloud Provider
- D. Cloud Broker
正解：D
解説：
Cloud Service Integration: As cloud services become more complex, organizations like Melissa George's may require assistance in managing and integrating these services1.
Third-Party Assistance: A third-party entity, known as a cloud broker, can provide the necessary consultation, mediation, and facilitation services to manage cloud service usage and performance1.
Cloud Broker Role: The cloud broker manages the use, performance, and delivery of cloud services, and maintains the relationship between cloud service providers (CSPs) and cloud consumers1.
NIST Reference Architecture: According to the NIST cloud deployment reference architecture, the cloud broker is an actor who helps consumers navigate the complexity of cloud services by offering management and orchestration between users and providers1.
Other Actors: While cloud auditors, cloud carriers, and cloud providers play significant roles within the cloud ecosystem, they do not typically mediate between CSPs and consumers in the way that a cloud broker does1.
Reference:
GeeksforGeeks article on Cloud Stakeholders as per NIST1.
質問 # 49
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