試験高合格率保証2024年12月25日 C1000-156試験問題と正確な回答！
テストエンジン練習問題C1000-156有効最新の問題集
IBM C1000-156認定試験は、IBMセキュリティQRADAR SIEM V7.5の管理におけるIT専門家の知識とスキルをテストするために設計されています。この認定試験は、IBMセキュリティQRADAR SIEM V7.5の管理を担当するIT専門家にとって理想的です。この試験は、IBMセキュリティQRADAR SIEM V7.5をインストール、構成、トラブルシューティング、および管理する候補者の能力をテストするように設計されています。
IBM C1000-156試験の準備をするために、IBMはIBMセキュリティQRADAR SIEM V7.5 Foundations、IBM Security Qradar Siem V7.5 Admin、IBM Security Qradar Siem V7.5 Advancedなどのトレーニングコースを提供しています。さらに、個人が試験の準備に役立つ練習試験や学習ガイドなど、いくつかのオンラインリソースがあります。
質問 # 10
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. Using the "response limiter"
- B. Using the "execute custom action" rule response
- C. Using a special rule test that limits the number of rule triggers
- D. Tuning the rule conditions to make it trigger fewer times
正解：A
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 # 11
Which profile database does the Server Discovery function use to discover several types of servers on a network?
- A. Domain profile database
- B. Flow profile database
- C. Asset profile database
- D. Network profile database
正解：C
解説：
The Server Discovery function in IBM QRadar SIEM V7.5 uses the Asset Profile Database to discover various types of servers on a network. This database stores detailed information about the assets, including server types, configurations, and roles within the network. Here's how it works:
Asset Profile Database: This is the central repository that contains all the discovered asset information.
Discovery Process: During the discovery process, QRadar scans the network to identify servers and other devices, collecting information such as IP addresses, open ports, services, and operating systems.
Classification: The collected data is then analyzed and classified, updating the Asset Profile Database with the types of servers discovered.
Reference
IBM QRadar SIEM documentation specifies the use of the Asset Profile Database for server discovery functionalities and provides details on configuring and managing asset profiles.
質問 # 12
How can you configure a log source to provide events to different domains?
- A. Create a saved search on the Network Activity tab to view events in specific domains.
- B. Use the Use Case Manager app to update building blocks to support multi domain events.
- C. Use custom properties to assign events from a single log source to different domains.
- D. Use the Assistant app to update the domain information for the log source.
正解：C
解説：
To configure a log source in IBM QRadar SIEM V7.5 to provide events to different domains, administrators can use custom properties. Here's how it works:
Custom Properties: Create and configure custom properties to tag events with specific domain information.
Assigning Events: When events are ingested from a log source, these custom properties can be used to dynamically assign events to different domains based on predefined criteria.
Domain Management: This approach allows flexibility in managing and segregating data from a single log source across multiple domains, ensuring that each domain receives the relevant events.
Reference
The configuration of custom properties for domain assignment is detailed in the QRadar SIEM administration guides, providing step-by-step instructions for setting up and using custom properties for domain management.
質問 # 13
Which is a benefit of a lazy search?
- A. Providing every result no matter the quantity of the search results
- B. Searching across domains for any configured user
- C. Getting results that are limited to a specific range
- D. Finding lOCs quickly
正解：C
解説：
A lazy search in IBM QRadar SIEM V7.5 is designed to optimize the performance of search queries by limiting the amount of data retrieved and processed at any given time. This is particularly beneficial in environments with large datasets. Here's a detailed explanation:
Limited Results: Lazy searches limit the search results to a specific range, allowing users to get manageable chunks of data without overwhelming the system.
Performance Optimization: By reducing the amount of data processed in a single search, lazy searches improve query performance and reduce resource usage.
Incremental Data Retrieval: Users can incrementally retrieve more data as needed, making it easier to handle and analyze large datasets without performance degradation.
Reference
The functionality and benefits of lazy searches are detailed in the IBM QRadar SIEM V7.5 user guides, which explain how to configure and use lazy searches for efficient data retrieval and analysis.
質問 # 14
An administrator opens the Offenses section and goes to Rules to edit the system notification rule. What is the rule name for system notifications?
- A. System: Hardware and Software monitoring
- B. System: Hardware Notifications
- C. System: Software Notifications
- D. System: Notification
正解：D
解説：
In IBM QRadar, system notifications are crucial for alerting administrators about various events and statuses that require attention. The rule name for system notifications is "System: Notification". Here is a detailed explanation of how it functions and how to find and edit this rule:
Accessing the Offenses Section: To view and manage rules related to offenses, an administrator needs to open the Offenses section in the QRadar console.
Navigating to Rules: Within the Offenses section, there is a subsection for rules. This is where all the predefined and custom rules are listed.
Editing System Notification Rules: The specific rule for system notifications is named "System: Notification". This rule is responsible for generating notifications based on system events and statuses.
Customizing the Rule: By selecting and editing this rule, administrators can adjust the conditions and actions associated with system notifications, ensuring they are tailored to the specific needs and policies of the organization.
This rule is essential for maintaining awareness of system events and ensuring that potential issues are promptly addressed.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 15
On which managed hosts is QRadar event data stored in the Ariel database?
- A. On the Data Gateway and attached Data Node
- B. On the App Host and attached Data Node
- C. On the Event Collector and attached Data Node
- D. On the Event Processor and attached Data Node
正解：D
解説：
QRadar event data is stored in the Ariel database on the Event Processor and any attached Data Nodes. The Event Processor is responsible for processing incoming events, performing correlation, and storing the event data. The attached Data Nodes provide additional storage capacity and can be used to extend the storage available to the Event Processor.
Reference
IBM QRadar SIEM V7.5 Administration documentation.
質問 # 16
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. 5 seconds
- B. 30 seconds
- C. 60 seconds
- D. 120 seconds
正解：C
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 # 17
From which site can you download software updates for QRadar?
- A. QRadar 101
- B. IBM X-Force Exchange
- C. IBM Fix Central
- D. IBM Passport Advantage Online
正解：C
解説：
The primary site for downloading software updates for IBM QRadar is IBM Fix Central. Here's how it works:
IBM Fix Central: A centralized platform for downloading fixes, updates, and patches for IBM software products.
Accessing Updates: Administrators can log in to IBM Fix Central, select QRadar from the list of products, and download the necessary updates.
Regular Updates: Keeping QRadar updated with the latest fixes and patches ensures optimal performance and security.
Reference
IBM QRadar SIEM documentation and support resources direct users to IBM Fix Central for downloading and applying software updates.
質問 # 18
What parameter contributes to the magnitude score of an offense?
- A. Confidentiality
- B. Integrity
- C. Availability
- D. Credibility
正解：D
解説：
In IBM QRadar, the magnitude score of an offense is influenced by several parameters, one of which is credibility. Here's a detailed explanation:
Magnitude Score: The magnitude score represents the severity and importance of an offense in QRadar. It is a composite score that helps prioritize incidents for investigation.
Credibility Parameter: Credibility assesses the reliability of the event source and the likelihood that the event represents a real threat. Higher credibility indicates that the source is reliable and the threat is more likely to be legitimate.
Contribution to Magnitude: The credibility parameter directly influences the magnitude score by weighting the offense higher if the credibility of the event is high. This ensures that more reliable and potentially more severe incidents are prioritized.
Credibility is one of the key factors used by QRadar to assess and prioritize security incidents, ensuring effective incident management.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 19
Which two (2) pieces of information from the MaxMind account must be included in QRadar for geographic data updates?
- A. Account/User ID
- B. API password
- C. License Key
- D. API key
- E. MaxMind username
正解：C、D
解説：
To include geographic data updates from MaxMind in IBM QRadar SIEM V7.5, the following two pieces of information from the MaxMind account are required:
API Key: This key is used to authenticate and authorize access to the MaxMind services, ensuring that QRadar can request and receive geographic data updates.
License Key: This key is associated with the MaxMind account and allows QRadar to utilize the licensed geographic data for enhanced location-based analysis.
These keys ensure that the data integration is secure and that the usage complies with MaxMind's licensing agreements.
Reference
IBM QRadar SIEM documentation specifies the API key and license key as necessary credentials for integrating MaxMind geographic data, detailed in the setup and configuration sections.
質問 # 20
Which is the default port for the first NetFlow flow source that is configured in QRadar?
- A. 0
- B. 1
- C. 2
- D. 3
正解：D
解説：
The default port for the first NetFlow flow source configured in QRadar is 2055. Here's a detailed explanation:
NetFlow Flow Sources: NetFlow is a network protocol developed by Cisco for collecting IP traffic information. QRadar can be configured to receive NetFlow data to monitor and analyze network traffic.
Default Port: When setting up the first NetFlow flow source in QRadar, the system uses port 2055 by default. This is a standard port commonly used for NetFlow traffic.
Configuration: During the configuration process, this default port can be used to receive data from devices that export NetFlow data, such as routers and switches.
Using port 2055 helps standardize the setup process and ensures compatibility with most NetFlow-enabled devices.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 21
To detect outliers, which Anomaly Detection Engine rule tests events or flows for volume changes that occur in regular patterns?
- A. Anomaly rules
- B. Building block rules
- C. Threshold rules
- D. Behavioral rules
正解：A
解説：
In IBM QRadar SIEM V7.5, Anomaly Detection Engine rules that test events or flows for volume changes occurring in regular patterns are known as Anomaly Rules. Here's how they function:
Detection: Anomaly rules are designed to identify deviations from normal behavior by analyzing patterns in the data.
Volume Changes: These rules specifically look for unusual increases or decreases in event or flow volumes that might indicate potential security incidents.
Regular Patterns: By understanding regular patterns in network traffic and event logs, anomaly rules can highlight significant outliers that warrant further investigation.
Reference
The functionality and configuration of anomaly rules are covered extensively in the IBM QRadar SIEM administration guide, providing administrators with the tools to effectively detect and respond to abnormal network activities.
質問 # 22
When restoring backups of your apps in a QRadar environment, what information is restored?
- A. The apps configuration and app data are restored.
- B. The apps configuration, the console configuration, and app data are restored.
- C. The applications that are installed on the Console are restored, and any applications that are installed on an AppHost must be backed up separately.
- D. The last known good version of your apps configuration, your application data, and any apps that were configured on an App Host are restored.
正解：D
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 # 23
Which command does an administrator run in QRadar to get a list of installed applications and their App-ID values output to the screen?
- A. opt/qradar/support/deployment_info.sh
- B. /opt/qradar/support/recon connect 1005
- C. /opt/qradar/support/recon ps
- D. /opt/qradar/support/threadTop.sh
正解：A
解説：
To get a list of installed applications and their App-ID values in IBM QRadar SIEM, the administrator can run the following command:
Command: /opt/qradar/support/deployment_info.sh
Function: This command outputs detailed information about the current deployment, including a list of all installed applications and their associated App-ID values.
Usage: The administrator executes this command in the terminal, and the information is displayed on the screen.
Reference
IBM QRadar SIEM V7.5 administration guides include this command as a standard tool for retrieving deployment information, including details about installed applications and their IDs.
質問 # 24
A QRadar administrator creates a new saved search in QRadar.
Which option does the administrator enable to allow this search to be opened as the Log Activity tab is opened?
- A. Include in my Quick Searches
- B. Set as Default
- C. Include in my Dashboard
- D. Share with Everyone
正解：B
解説：
Similar to the previous question, when a QRadar administrator creates a new saved search and wants it to be the first search displayed upon opening the Log Activity tab, the correct option to enable is "Set as Default." Here's the detailed process:
Saved Search Creation: The administrator specifies the search parameters and criteria to create a new saved search.
Enabling Default Setting: By selecting the "Set as Default" checkbox, the administrator ensures that this search will automatically run and display when the Log Activity tab is accessed.
Utility: This option is particularly useful for quickly accessing the most relevant data without needing to manually select and run the saved search each time.
Setting a default search helps maintain focus on critical security events by providing immediate access to predefined search results.
Reference
IBM Security QRadar SIEM and IBM Security QRadar EDR integration.pdf
質問 # 25
How can an administrator configure a rule response to add event data to a reference set?
- A. Use the "add the following data to a reference set" rule test.
- B. Write a custom script.
- C. Use the "add to reference set" rule response.
- D. Use AQL functions.
正解：C
解説：
Administrators can configure a rule response in QRadar to add event data to a reference set by using the "add to reference set" rule response. This is a predefined response action in QRadar that allows specific event data to be added to a reference set when the rule conditions are met.
Navigate to the "Offenses" tab in the QRadar console.
Select "Rules" from the navigation pane.
Create a new rule or edit an existing rule.
In the "Rule Response" section, add a new response.
Select the "Add to Reference Set" response.
Specify the reference set and the data to be added.
Save and deploy the rule.
Reference
IBM QRadar SIEM V7.5 Administration documentation
質問 # 26
Which field is mandatory when you use the DSM Editor to map an event to a OID?
- A. Event Category
- B. High-level Category
- C. Low-level Category
- D. Event ID
正解：D
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 # 27
When configuring a log source, which protocols are used when receiving data into the event ingress component?
- A. SFTR HTTP Receiver, SNMP
- B. Syslog, HTTP Receiver, JDBC
- C. Syslog, FTP Receiver, SNMP
- D. Syslog, HTTP Receiver, SNMP
正解：D
解説：
When configuring a log source in IBM QRadar SIEM V7.5, the protocols used to receive data into the event ingress component are critical for ensuring proper data collection and analysis. The main protocols that are supported for this purpose are:
Syslog: A widely used protocol for message logging, supported by many network devices and servers.
HTTP Receiver: Allows QRadar to receive logs via HTTP POST requests, enabling integration with various web services and applications.
SNMP (Simple Network Management Protocol): Used for collecting and organizing information about managed devices on IP networks and for modifying that information to change device behavior.
Reference
IBM QRadar SIEM documentation and product guides confirm that these are the supported protocols for receiving data into the event ingress component. The specific details on protocol support can be found in the QRadar SIEM administration and configuration manuals.
質問 # 28
Before configuring a WinCollect log source, which two ports does a QRadar administrator ensure are open?
- A. 514 and 8413
- B. 445 and 8413
- C. 8080 and 8413
- D. 443 and 8413
正解：A
質問 # 29
The Report wizard provides a step-by-step guide to design, schedule, and generate reports. Which three (3) key elements does the report wizard use to help you create a report?
- A. Display
- B. Content
- C. Layout
- D. Banner
- E. Container
- F. Format
正解：B、C、F
解説：
The Report wizard in IBM QRadar SIEM provides a structured approach to designing, scheduling, and generating reports. The three key elements used by the Report wizard to help you create a report are:
Content: This element involves selecting the specific data and metrics you want to include in the report. It can include various log sources, events, and other relevant security data.
Format: This element defines how the data will be presented in the report. It includes selecting the type of report (e.g., tabular, graphical) and the specific visualizations that will best represent the data.
Layout: This element refers to the overall structure and design of the report, including the arrangement of content and visual elements to ensure the report is easily readable and professionally formatted.
These elements together ensure that the reports generated are comprehensive, visually appealing, and tailored to the specific needs of the organization.
Reference
IBM QRadar SIEM documentation
質問 # 30
Which user role is defined by default in QRadar?
- A. Event and Logs
- B. QRadar Users
- C. WinCollect
- 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 # 31
What Iwo things are required for an administrator to deobfuscate data in QRadar?
- A. Private key and the password for the key that is used to obfuscate data
- B. Public key and the password for the private key that is used to obfuscate data
- C. Public key and the password for the key that is used to obfuscate data
- D. Private key and public key that is used to obfuscate data
正解：A
解説：
In IBM QRadar SIEM V7.5, to deobfuscate data, an administrator requires two critical components:
Private Key: This key is used to decrypt the data that was originally obfuscated. The private key must match the public key used during the obfuscation process.
Password for the Private Key: This password is necessary to unlock the private key, allowing the decryption process to proceed.
The process involves using the private key in conjunction with its password to reverse the obfuscation, ensuring that the data is securely accessed only by authorized personnel.
Reference
The requirement for the private key and its password for deobfuscating data is detailed in the IBM QRadar SIEM administration and security guides, ensuring that the process adheres to best practices for data security.
質問 # 32
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