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質問 # 34
A ORadar administrator creates a new saved search in QRadar and wants to add the search to a dashboard, but the option "Include in my Dashboard" cannot be selected.
What is a possible reason it is unavailable?
- A. The option is valid only for searches based on flows.
- B. The search is not grouped.
- C. The user does not sufficient permissions.
- D. The option is valid only for searches based on events.
正解：C
解説：
If the option "Include in my Dashboard" cannot be selected when creating a saved search in IBM QRadar SIEM V7.5, a possible reason is insufficient permissions. Here's why:
Permissions: The user needs appropriate permissions to add saved searches to the dashboard.
Role-Based Access Control: QRadar uses role-based access control to manage user permissions. The user's role must include the necessary privileges to modify dashboards.
Verification: Ensure that the user has the correct permissions assigned. This can be checked and adjusted in the user management settings.
Reference
IBM QRadar SIEM administration guides explain the permissions required for various actions, including adding saved searches to dashboards, and how to configure user roles and permissions.
質問 # 35
Which three (3) resource restriction types are available in QRadar?
- A. User-based restrictions
- B. Domain-based restrictions
- C. Service-based restrictions
- D. Event-based restrictions
- E. Role-based restrictions
- F. Tenant-based restrictions
正解：B、E、F
解説：
IBM QRadar SIEM V7.5 provides several types of resource restriction mechanisms to manage access control and data visibility. The three main types are:
Role-based restrictions: These restrictions limit what actions users can perform based on their assigned roles. Each role has specific permissions that dictate access to different functionalities and data within QRadar.
Tenant-based restrictions: This type of restriction is used in multi-tenant environments, where different tenants (organizational units) need to have isolated views and access to their data. Tenant-based restrictions ensure that users from one tenant cannot access data from another tenant.
Domain-based restrictions: Domains in QRadar are used to segment data logically. Domain-based restrictions control which data is visible to users based on the domains they have been granted access to.
These restriction types ensure that access control is granular and adheres to organizational security policies.
Reference
IBM QRadar SIEM documentation outlines the use of role-based, tenant-based, and domain-based restrictions for managing access control and data visibility.
質問 # 36
When adjusting a custom email template, which two elements do you edit to include the customizations?
- A. <heading> <text>
- B. <heading> <body>
- C. <subject> <body>
- D. <subject> <text>
正解：C
解説：
When adjusting a custom email template in IBM QRadar SIEM V7.5, the two elements that need to be edited to include customizations are:
<subject>: This element defines the subject line of the email, which can be customized to provide a clear and relevant description of the email's content.
<body>: This element contains the main content of the email. Customizing the body allows administrators to include specific information, formatting, and messages relevant to the recipient.
Customizing these elements ensures that the email notifications are informative and tailored to the needs of the recipients.
Reference
The QRadar SIEM user and configuration guides provide instructions on customizing email templates, highlighting the <subject> and <body> elements as key areas for customization.
質問 # 37
When restoring backups of your apps in a QRadar environment, what information is restored?
- A. The applications that are installed on the Console are restored, and any applications that are installed on an AppHost must be backed up separately.
- B. The apps configuration, the console configuration, and app data are restored.
- C. The last known good version of your apps configuration, your application data, and any apps that were configured on an App Host are restored.
- D. The apps configuration and app data are restored.
正解：C
解説：
When restoring backups of your apps in a QRadar environment, the system restores the last known good version of your apps' configuration, your application data, and any apps that were configured on an App Host. This comprehensive restoration process ensures that all critical components of your applications, including their configurations and data, are recovered to their previous states. This is crucial for maintaining the integrity and functionality of the applications after a restoration.
Reference
QRadar SIEM V7.5 Administration Guide - Chapter on Backup and Restore Procedures
質問 # 38
A ORadar administrator needs to upgrade the system to patch a vulnerability. In what order does the administrator upgrade the managed hosts?
- A. Any order
- B. Console followed by remaining hosts
- C. Flow Processor followed by remaining hosts
- D. Event Processor followed by remaining hosts
正解：B
解説：
When upgrading the IBM QRadar SIEM environment to patch a vulnerability, the recommended order for upgrading managed hosts is:
Console: Start by upgrading the Console, which is the central management point of the QRadar deployment.
Remaining Hosts: After the Console has been upgraded, proceed to upgrade the other managed hosts, including Event Processors, Flow Processors, and Data Nodes.
This order ensures that the management and coordination functionalities provided by the Console are updated first, minimizing the risk of compatibility issues during the upgrade process.
Reference
IBM QRadar SIEM upgrade guides specify that the Console should be upgraded first, followed by the remaining managed hosts, to ensure a smooth and coordinated upgrade process.
質問 # 39
Which command in QRadar allows you to run a specific command inside of a specific container, when given an app ID. or a combination of workload, service, and container?
- A. ifconfig -a
- B. recon connect
- C. yum info
- D. recon ps
正解：B
解説：
The recon connect command in IBM QRadar SIEM V7.5 allows administrators to run a specific command inside a specific container, given an app ID or a combination of workload, service, and container. Here's how it works:
Command: recon connect
Function: This command connects to a specified container and allows the execution of commands within that container.
Usage: Administrators use this command to manage and troubleshoot applications running in isolated environments (containers) within QRadar.
Reference
The QRadar administration and support guides detail the usage of the recon connect command for managing containerized applications.
質問 # 40
A ORadar administrator is trying to tune a rule so that it cannot send an email more than 10 times in a 24-hour period. Which method can be used to accomplish this goal?
- A. Tuning the rule conditions to make it trigger fewer times
- B. Using a special rule test that limits the number of rule triggers
- C. Using the "response limiter"
- D. Using the "execute custom action" rule response
正解：C
解説：
To ensure that a rule in IBM QRadar SIEM V7.5 does not send an email more than 10 times in a 24-hour period, the "response limiter" can be used. Here's how it works:
Response Limiter: This feature limits the number of times a rule action (such as sending an email) can be executed within a specified timeframe.
Configuration: Set the response limiter to a maximum of 10 actions in 24 hours.
Implementation: Apply the response limiter to the rule, ensuring that even if the rule conditions are met multiple times, the email will only be sent up to the specified limit.
Reference
IBM QRadar SIEM documentation on rule management and tuning includes detailed instructions on using the response limiter to control the frequency of rule actions.
質問 # 41
Before configuring a WinCollect log source, which two ports does a QRadar administrator ensure are open?
- A. 443 and 8413
- B. 514 and 8413
- C. 8080 and 8413
- D. 445 and 8413
正解：B
質問 # 42
What is the default day and time setting for when QRadar generates weekly reports?
- A. Sunday 02:00 AM
- B. Monday 01:00 AM
- C. Sunday 01:00 AM
- D. Monday 02:00 AM
正解：C
解説：
In IBM QRadar SIEM V7.5, the default setting for generating weekly reports is configured to occur on:
Day: Sunday
This setting ensures that the reports are generated during a typical low-activity period, minimizing the impact on system performance and ensuring that the latest data from the previous week is included.
Reference
The default configuration for report generation times is specified in the IBM QRadar SIEM V7.5 administration and user documentation.
質問 # 43
A user reports that some data points are missing from a generated report. The logs show these notifications, which are determined to be the root cause of the problem:
The accumulator was unable to aggregate all events/flows for this interval.
In what timeframe does this system need to complete data aggregation for it to be deemed successful?
- A. 60 seconds
- B. 120 seconds
- C. 5 seconds
- D. 30 seconds
正解：A
解説：
In IBM QRadar SIEM V7.5, the accumulator process must complete data aggregation within a specific timeframe to be deemed successful:
Timeframe: 60 seconds
Aggregation Process: The accumulator aggregates events and flows for reporting and analysis. If it cannot complete this task within 60 seconds, it is considered unsuccessful.
Impact: Failure to aggregate within the specified timeframe can result in missing data points in reports and dashboards, affecting the accuracy and completeness of the information presented.
Reference
The QRadar SIEM administration guides detail the accumulator process and the importance of completing data aggregation within 60 seconds to ensure accurate reporting.
質問 # 44
What is the Advanced Search field used for?
- A. Running an Advanced Query Language search
- B. Running an Acceptable Query Language search
- C. Running an ArangoDB Query Language search
- D. Running an Ariel Query Language search
正解：D
解説：
The Advanced Search field in IBM QRadar is used for running Ariel Query Language (AQL) searches. Here's a detailed explanation:
Ariel Query Language (AQL): AQL is a query language used in QRadar to search and retrieve event and flow data from the Ariel database. It is similar to SQL but tailored for the specific needs of QRadar's data structure.
Advanced Search Field: The advanced search field provides a user interface for crafting and executing AQL queries. This allows users to perform detailed and complex searches to analyze specific patterns, behaviors, or events in their security data.
Functionality: Using AQL, users can specify criteria for selecting and filtering data, allowing for precise and comprehensive searches. This is essential for deep-dive investigations and custom reports.
The ability to run AQL searches gives analysts powerful tools to extract meaningful insights from their security data.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 45
Which field is mandatory when you use the DSM Editor to map an event to a OID?
- A. Low-level Category
- B. Event ID
- C. Event Category
- D. High-level Category
正解：B
解説：
When using the DSM (Device Support Module) Editor in IBM QRadar to map an event to an OID (Object Identifier), the Event ID field is mandatory. The Event ID uniquely identifies the event within QRadar and is essential for ensuring that the correct event data is associated with the appropriate OID. This mapping process allows QRadar to properly categorize and handle events based on their unique identifiers.
Reference
QRadar SIEM V7.5 Administration Guide - Chapter on DSM Editor and Event Mapping
質問 # 46
Which event advanced search query will check an IP address against the Spam X-Force category with a confidence greater than 3?
- A. select * from events where XFORCE_IP_CONFIDENCE( 'Spam', sourceip>>3
- B. select * from flows where XFORCE_IP_CONFIDENCE{'Spam', sourceip)<3
- C. select * from flows where XF0RCE_iP_C0NFiDEKCE{*Malware',sourceip)-3
- D. select * from events where XF0RCE_IP_C0NFIDENCE('Malware',sourceip)>3
正解：D
解説：
To check an IP address against the Spam X-Force category with a confidence greater than 3 using an advanced search query in QRadar, the correct query format is:
Query Structure: select * from events where XF0RCE_IP_C0NFIDENCE('Malware',sourceip)>3 Components:
select * from events: This part of the query selects all events from the QRadar events database.
where XF0RCE_IP_C0NFIDENCE('Malware',sourceip)>3: This filter checks if the source IP address has a confidence level greater than 3 for being associated with malware according to the X-Force category.
This query is designed to filter out and display events where the source IP is identified with high confidence as being associated with malicious activity.
Reference
The syntax and usage of advanced search queries are detailed in the IBM QRadar SIEM search and analytics guides, providing specific examples for utilizing X-Force threat intelligence data.
質問 # 47
You want to use a quick filter search to look for certain elements:
. 10.100.100.*
* BlueCoat
* TCP_REFRESH_MIS
Which string provides the correct results?
- A. (10.100.100.- Bluecoat TCP_REFRESH_MIS)
- B. 10.100.100.*%Bluecoat%TCP_REFRESH_MIS
- C. (10.100.100/ AND Bluecoat AND TCP_REFRESH_MIS)
- D. "10.100.100.*%AND%Bluecoat%AND%TCP_REFRESH_MIS"
正解：D
解説：
In IBM QRadar SIEM V7.5, using a quick filter search requires the correct syntax to find specific elements within the event logs. The correct string to search for the elements 10.100.100.*, Bluecoat, and TCP_REFRESH_MIS is:
String Structure: "10.100.100.*%AND%Bluecoat%AND%TCP_REFRESH_MIS"
Elements: This string combines the IP address pattern, device type, and specific event message using %AND% to ensure that all three elements are included in the search results.
Quotation Marks: The quotation marks are necessary to group the search terms and ensure that the search engine interprets them correctly.
Reference
IBM QRadar SIEM search documentation provides guidelines on using quick filter searches and the correct syntax for combining multiple search terms.
質問 # 48
What is the REST API interface to install and manage applications that are created by using the GUI Application Framework Software Development Kit?
- A. /api/data_classification
- B. /api/gui_app_framework
- C. /api/siem
- D. /api/system
正解：B
解説：
The primary method used by IBM QRadar to install and manage applications created using the GUI Application Framework Software Development Kit (SDK) is through the REST API interface:
API Endpoint: /api/gui_app_framework
Functionality: This endpoint allows administrators to manage the lifecycle of applications, including installation, updates, and removal.
Integration: Provides seamless integration with the GUI Application Framework, enabling the development and deployment of custom applications within QRadar.
Reference
The IBM QRadar API documentation provides details on the /api/gui_app_framework endpoint and its usage for managing GUI applications.
質問 # 49
Which command can a QRadar administrator use to connect to the QRadar app container?
- A. recon ps <app id>
- B. recon connect <app id>
- C. yum info <app id>
- D. app connect <app id>
正解：B
解説：
A QRadar administrator can use the recon connect <app id> command to connect to the QRadar app container. Here is a detailed explanation:
App Container Connection: QRadar applications run in isolated containers. Administrators may need to connect to these containers for troubleshooting, management, or configuration purposes.
Recon Command: The recon command-line tool is used for managing and interacting with application containers in QRadar.
Connect Command: The specific command recon connect <app id> allows the administrator to initiate a connection to the specified application container. <app id> should be replaced with the actual application ID.
Usage: This command is typically used when an administrator needs to access the container's environment to perform tasks such as checking logs, modifying configurations, or diagnosing issues.
This command facilitates direct access to the application container, enabling efficient management and troubleshooting.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 50
Which user role is defined by default in QRadar?
- A. WinCollect
- B. QRadar Users
- C. Event and Logs
- D. QRadar Managers
正解：B
解説：
The default user role defined in QRadar is "QRadar Users". Here's a detailed explanation:
User Roles in QRadar: QRadar has a role-based access control system to manage user permissions and access levels. This ensures that users can only access and perform actions within their assigned roles.
Default Role - QRadar Users: The "QRadar Users" role is the default role assigned to new users. This role typically includes basic permissions needed to access and use QRadar features without administrative privileges.
Permissions: Users with the "QRadar Users" role can view and analyze security data, but they might have limited access to configuration settings and administrative functions.
Assigning default roles helps streamline user management and ensures that new users have the necessary access to perform their tasks.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 51
What is the primary method used by QRadar to alert users to problems?
- A. System Summary
- B. System Notifications
- C. QRadar Assistant
- D. Use Case Manager
正解：B
解説：
The primary method used by IBM QRadar SIEM V7.5 to alert users to problems is through System Notifications. Here's how it works:
System Notifications: These are alerts generated by QRadar to inform users of various issues, such as system performance problems, license issues, or security incidents.
Visibility: Notifications are prominently displayed in the QRadar GUI, ensuring that administrators and users can quickly identify and respond to any problems.
Customization: Users can configure notification settings to receive alerts for specific types of issues, ensuring they stay informed about critical aspects of the system's health and performance.
Reference
IBM QRadar SIEM documentation outlines the use of System Notifications as the primary method for alerting users to issues, detailing how to configure and manage these alerts.
質問 # 52
In a single domain QRadar deployment, which IP addresses are considered local?
- A. Any private IP address
- B. Any IP address that is not defined in the network hierarchy
- C. Any public IP address
- D. Any IP address that is defined in the network hierarchy
正解：D
解説：
In a single domain QRadar deployment, the IP addresses considered local are those that are defined in the network hierarchy. Here is a detailed explanation:
Network Hierarchy: QRadar uses a network hierarchy to define and manage IP addresses within the organization. This hierarchy allows QRadar to understand which IP addresses are part of the internal network and which are external.
Defining Local IP Addresses: Any IP address that is specified within the network hierarchy is considered local. This includes all the subnets and IP ranges that are part of the internal network.
Purpose: By defining the network hierarchy, QRadar can effectively differentiate between internal (local) and external (non-local) traffic, enabling more accurate detection and correlation of security events.
This approach helps in identifying suspicious activities by comparing the source and destination of traffic against the defined internal network.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 53
What is the most restrictive permissions a user needs in order to see all of the events from a particular log source in the Log Activity tab?
- A. A user needs access to Flow Sources Only.
- B. The log source must be included in the user's security profile and the profile needs its precedence set to Log Sources Only.
- C. The user's security profile must include that log source, and the profile needs permission to Networks AND Log Sources.
- D. The user needs access to the Networks AND Log Sources to see a particular log in the activity tab.
正解：C
解説：
To see all of the events from a particular log source in the Log Activity tab, a user must have the appropriate permissions set in their security profile. The most restrictive permissions needed are:
Security Profile Inclusion: The log source must be included in the user's security profile. This means the user must have explicit permission to access events from this log source.
Permissions to Networks and Log Sources: The user's security profile must also include permissions to both Networks and Log Sources. This ensures the user has the necessary access to view events related to the specified log source within the network context.
These permissions are crucial to control and restrict access, ensuring users can only view data they are authorized to see while maintaining security and privacy within the system.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 54
Which authentication type in QRadar encrypts the username and password and forwards the username and password to the external server for authentication?
- A. System authentication
- B. RADIUS authentication
- C. Two-factor authentication
- D. TACACS authentication
正解：D
解説：
TACACS (Terminal Access Controller Access-Control System) authentication is a protocol used in IBM QRadar SIEM V7.5 for authenticating users by forwarding their credentials to an external server. Here's how it works:
Encryption: TACACS encrypts the entire payload of the authentication packet, including the username and password, ensuring secure transmission.
Forwarding Credentials: After encryption, the credentials are forwarded to an external TACACS server, which performs the actual authentication.
Authentication Process: The external server checks the credentials against its database and sends a response back to QRadar indicating whether the authentication is successful or not.
Reference
IBM QRadar SIEM documentation explains TACACS authentication in detail, highlighting its secure encryption and external server verification process.
質問 # 55
An administrator wants to export a list of events to a CSV file. Which items are in the default columns of the search result?
- A. Username. Source Port. Event Count, Magnitude
- B. Event Name. Application, Username, Log Source
- C. Protocol. Storage Time, Destination Port, Source Port
- D. Log Source. Event Count. High Level Category. Related Offense
正解：D
解説：
When exporting a list of events to a CSV file in IBM QRadar SIEM V7.5, the default columns included in the search result typically are:
Log Source: The origin of the log data.
Event Count: The number of events.
High Level Category: The broad classification of the event.
Related Offense: The associated offense ID or description.
These columns provide a comprehensive overview of the events, helping analysts quickly understand the context and significance of the data.
Reference
IBM QRadar SIEM documentation provides details on the default columns included in search results and their significance in event analysis.
質問 # 56
When will events or flows stop contributing to an offense?
- A. After the offense is assigned to an analyst
- B. When you protect the offense
- C. When the offense becomes inactive
- D. When the offense becomes dormant
正解：D
解説：
In IBM QRadar SIEM V7.5, events or flows stop contributing to an offense when the offense becomes dormant. Here's how it works:
Dormant Offense: An offense becomes dormant when there is no new activity contributing to it for a specified period. This indicates that the threat or incident has not had any further related events or flows.
Contribution Stoppage: Once an offense is marked as dormant, no additional events or flows are added to it, which helps in managing the offense lifecycle and resources within QRadar.
This behavior helps in distinguishing between active and inactive threats, allowing security analysts to focus on ongoing incidents.
Reference
The QRadar SIEM administration and user guides provide detailed explanations of offense management, including the conditions under which offenses become dormant and how this affects event and flow contributions.
質問 # 57
An administrator would like to optimize event and flow payload searches for log data that is stored for up to a month. What does an administrator need to do to achieve that requirement?
- A. Configure the retention period for payload indexes.
- B. Configure the retention period for search indexes.
- C. Configure the retention period for property indexes.
- D. Perform a clean on the search model.
正解：A
解説：
To optimize event and flow payload searches for log data stored for up to a month, an administrator should configure the retention period for payload indexes. Here's the process:
Retention Period Configuration: Set the retention period for payload indexes to match the desired data storage duration (e.g., one month).
Improved Search Efficiency: By configuring the retention period appropriately, QRadar ensures that the indexed data is efficiently searchable, improving performance during searches.
Index Management: Regularly manage and clean up indexes to maintain optimal system performance and storage utilization.
Reference
The IBM QRadar SIEM administration guides provide instructions on configuring retention periods for various types of indexes, including payload indexes, to optimize search performance.
質問 # 58
......
IBM C1000-156 認定試験には、個人や組織に数多くのメリットがあります。個人にとっては、IBM Security QRadar SIEM V7.5 の管理に関する専門知識を証明することで、キャリアアップの機会を増やすことができます。組織にとっては、認定試験を受けた従業員がIBM Security QRadar SIEM V7.5 の効果的な管理や構成を行うために必要なスキルと知識を持っていることを保証することができます。さらに、認定試験を受けることで、セキュリティとコンプライアンスへの取り組みを証明することで、競合他社との差別化を図ることができます。
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