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IBM C1000-162 Exam Syllabus Topics:
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NEW QUESTION # 37
Which two (2) values are valid for the Offense Type field when a search is performed in the My Offenses or All Offenses tabs?
- A. QID
- B. Risk Score
- C. Any
- D. DDoS
- E. Source IP
Answer: C,E
Explanation:
In QRadar, when performing a search in the My Offenses or All Offenses tabs, valid values for the Offense Type field include "Any" and "Source IP". "Any" searches all offense sources, while "Source IP" allows for searching offenses with a specific source IP address.
NEW QUESTION # 38
Which property types can be used to reduce the overall data volume searched and shorten search time to address searches taking longer than expected?
- A. Indexed properties
- B. Stored properties
- C. Common properties
- D. Tabled properties
Answer: A
Explanation:
* Challenges in Search Performance: When dealing with large volumes of data in QRadar, searches can become slow if the data is not indexed properly. To improve search performance, specific property types can be utilized.
* Property Types Overview:
* Tabled Properties: Refer to data stored in tabular format but do not inherently improve search performance.
* Indexed Properties: Properties that have an index created for them, significantly speeding up search operations by allowing quick lookups.
* Stored Properties: Simply refers to properties that are stored but not necessarily indexed.
* Common Properties: General properties used across various rules and searches but do not improve search performance specifically.
* Importance of Indexed Properties: Indexed properties are specifically designed to enhance search performance by creating an index that allows QRadar to quickly locate the data without scanning the entire dataset.
* Reference Confirmation: According to IBM QRadar documentation, using indexed properties is the recommended approach to reduce data volume searched and to shorten search times, making them the best choice for improving search performance.
References:
* IBM QRadar documentation on optimizing search performance highlights the use of indexed properties to enhance search efficiency.
NEW QUESTION # 39
What is an effective method to fix an event that is parsed an determined to be unknown or in the wrong QReader category/
- A. Write a Custom Rule, and use Rule Response to send a new event in the proper category
- B. Open the event details, select map event, and assign it to the correct category
- C. Create a DSM extension to extract the category from the payload
- D. Create a Custom Property to extract the proper Category from the payload
Answer: D
NEW QUESTION # 40
What does an analyst need to do before configuring the QRadar Use Case Manager app?
- A. Create a privileged user.
- B. Create an authorized service token.
- C. Run a QRadar health check.
- D. Check the license agreement.
Answer: B
Explanation:
Before configuring the QRadar Use Case Manager app, it is essential to ensure that the app has the necessary permissions to function correctly. This typically involves creating an authorized service token which provides the app with the permissions to access and manage the QRadar environment.
NEW QUESTION # 41
New vulnerability scanners are deployed in the company's infrastructure and generate a high number of offenses. Which function in the Use Case Manager app does an analyst use to update the list of vulnerability scanners?
Answer:
Explanation:
NEW QUESTION # 42
Select all that apply
What is the sequence to create and save a new search called "Offense Data" that shows all the CRE events that are associated with offenses?
Answer:
Explanation:
NEW QUESTION # 43
A QRadar analyst would like to search for events that have fully matched rules which triggered offenses.
What parameter and value should the analyst add as filter in the event search?
- A. Associated with Rule is False
- B. Associated with Offense is True
- C. Associated with Rule is True
- D. Associated with Offense is False
Answer: B
NEW QUESTION # 44
A QRadar analyst develops an advanced search on the Log Activity tab and presses the shortcut "Ctrl + Space" in the search field. What information is displayed?
- A. The full list of AOL functions, fields (properties), and keywords is displayed.
- B. The full list of AQL databases, functions and fields (properties) is displayed.
- C. The full list of AQL tables and relationships from a database is displayed.
- D. The full list of AQL functions, tables, and views from a database is displayed.
Answer: B
Explanation:
The information displayed when pressing "Ctrl + Space" in the search field in the Log Activity tab in QRadar is not explicitly mentioned in the search results. However, in general, this shortcut is often used in various software and platforms to display a list of available commands, functions, or properties. In the context of QRadar, it's likely that pressing "Ctrl + Space" in the search field would display a list of available AQL (Ariel Query Language) databases, functions, and fields (properties).
NEW QUESTION # 45
How can adding indexed properties to QRadar improve the efficiency of searches?
- A. By reducing the number of indexed search values
- B. By reducing the size of the data set required to find non-indexed search values
- C. By slowing down the search process
- D. By increasing the size of the data set required to find non-indexed search values
Answer: B
Explanation:
Adding indexed properties to QRadar can significantly improve the efficiency of searches by reducing the size of the data set required to locate matches for non-indexed search values. Indexing creates references to unique terms in the data and their locations, which means that the search engine can filter the data set by indexed properties first, eliminating irrelevant portions of the data set and thereby reducing the overall volume of data that needs to be searched.
NEW QUESTION # 46
How long will an AQL statement remain in execution if a time criteria is not specified, such as start, end, or last?
- A. 15 minutes
- B. 10 minutes
- C. 30 minutes
- D. 5 minutes
Answer: D
Explanation:
Here's why an AQL statement will default to running for 5 minutes:
* Timeout Protection: QRadar implements timeouts to prevent queries from running indefinitely and potentially overloading the system.
* Default Timeout: If no explicit time criteria is specified, the standard timeout in QRadar is 5 minutes.exclamation
* Modifying Timeouts: Advanced users can change this default, but it requires modification of QRadar configuration settings.
NEW QUESTION # 47
Which parameter is calculated based on the relevance, severity, and credibility of an offense?
- A. Severity age
- B. Impact rating
- C. Magnitude rating
Answer: C
Explanation:
* Understanding Offense Parameters in QRadar: In IBM QRadar, offenses are evaluated and prioritized based on several parameters that determine the significance and potential impact of the security incident.
* Key Parameters:
* Relevance: Indicates how relevant the event is to the organization's environment.
* Severity: Represents the potential damage or impact the event could have on the system.
* Credibility: Reflects the likelihood that the event represents a true security incident.
* Magnitude Rating Calculation: The magnitude rating is a composite score that is calculated using the relevance, severity, and credibility of an offense. This rating helps security analysts prioritize incidents based on their potential threat level.
* Reference Confirmation: According to IBM QRadar documentation, the magnitude rating is the parameter that is derived from the relevance, severity, and credibility of an offense.
References:
* IBM QRadar documentation on offense management and parameters confirms the calculation of the magnitude rating based on relevance, severity, and credibility .
NEW QUESTION # 48
When examining lime fields on Event Information, which one represents the time QRadar received the raw event?
- A. Log Source Time
- B. Start Time
- C. Storage Time
- D. Processing Time
Answer: B
Explanation:
The "Start Time" timestamp represents when an event is received by a QRadar Event Collector, marking the moment QRadar first becomes aware of the event. This is crucial for understanding the timing of event processing and potential delays in the event pipeline.
NEW QUESTION # 49
How long does QRadar store payload indexes by default?
- A. 7 days
- B. 90 days
- C. 30 days
- D. 14 days
Answer: C
Explanation:
By default, QRadar stores payload indexes for a duration of 30 days. This retention period is configurable, allowing administrators to adjust how long specific data is retained based on their requirements.
NEW QUESTION # 50
What type of reference data collection would you use to correlate a unique key to a value?
- A. Reference list
- B. Reference table
- C. Reference map
- D. Reference set
Answer: C
Explanation:
* Understanding Reference Data Collections in QRadar: In IBM QRadar, reference data collections are used to store data that can be reused across various rules, searches, and reports. Each type of reference data collection has a specific use case and structure.
* Types of Reference Data Collections:
* Reference Map: Stores key-value pairs where each key is unique and maps to a specific value.
* Reference List: Stores a list of values without any keys.
* Reference Table: Stores multiple key-value pairs where each key can have multiple values.
* Reference Set: Stores a set of unique values without any keys.
* Use Case for Reference Map: When you need to correlate a unique key to a specific value, a reference map is the appropriate data structure. It allows for efficient lookups and associations between keys and their corresponding values.
* Reference Confirmation: According to IBM QRadar documentation, a reference map is explicitly designed to correlate unique keys to values, making it the correct choice for such requirements.
References:
* IBM QRadar documentation on reference data collections confirms the use of a reference map for correlating unique keys to values.
NEW QUESTION # 51
On the Dashboard tab in QRadar. dashboards update real-time data at what interval?
- A. 7 minutes
- B. 3 minutes
- C. 10 minutes
- D. 1 minute
Answer: D
Explanation:
* Dashboard Data Refresh: Most widgets on QRadar dashboards typically refresh the displayed data every minute by default.
* Customization: In some cases, you might be able to configure this refresh interval depending on the widget type.
NEW QUESTION # 52
Which statement regarding the Assets tab is true?
- A. The display is populated with all eliminated and recreated assets in your network.
- B. The display is populated with all discovered assets in your network.
- C. It displays flow information to determine how and what network traffic is communicated.
- D. It displays connection information to determine how different network devices are connected.
Answer: B
Explanation:
Here's why this is the correct statement:
* Purpose of the Assets Tab: The Assets tab is QRadar's central repository for information about discovered assets on your network.expand_more Assets include network devices, servers, applications, and more.
* Discovery Process: QRadar discovers assets by passively analyzing log and flow data, as well as through active scans if configured.
NEW QUESTION # 53
A QRadar analyst is investigating the events of an offense. For a particular event on the list, the analyst wants to know which rules were fully ditched for the event.
where can the analyst check to see if the event has any fully matched rules?
- A. On offense details
- B. On Pulse dashboard
- C. On default dashboard
- D. On event details page
Answer: D
Explanation:
* Event Details Page in QRadar: The event details page in QRadar provides comprehensive information about each event, including metadata, payload, and correlation details.
* Checking Fully Matched Rules:
* The event details page includes a section that lists all the rules that were fully matched for that specific event.
* This information is crucial for analysts to understand why an event was flagged and how it contributes to the overall offense.
* Navigating to Event Details:
* To view the event details page, an analyst can click on the event from the offense details or directly from the event list.
* Within the event details, the matched rules are typically listed under the "Rules" or "Correlation" section.
* Reference Confirmation: According to IBM QRadar documentation, the event details page is the location where analysts can see which rules were fully matched for a specific event.
References:
* IBM QRadar documentation on event investigation and details page layout confirms that fully matched rules are displayed on the event details page .
NEW QUESTION # 54
In QRadar. what are building blocks?
- A. A network hierarchy node
- B. An entry in the reference set named "System Entries"
- C. A rule under the rule group "System"
- D. A collection of tests that don't result in a response or an action
Answer: D
Explanation:
Building Blocks in QRadar are foundational elements that are used to construct more complex rules. They are essentially a collection of conditional tests or criteria that define specific behaviors, characteristics, or patterns within the network data but do not, by themselves, trigger any responses or actions when those conditions are met.
Building Blocks are designed to be reused in multiple rules, making rule creation more efficient and standardized. For example, a Building Block might define a set of commonmalicious IP addresses or unusual traffic patterns. This Building Block can then be incorporated into several different rules that might deal with various types of threats, each of which requires identifying traffic from or to these malicious IPs as part of their logic.
The reusability of Building Blocks ensures that changes to common criteria, such as updating the list of malicious IP addresses, only need to be made in one place. This approach enhances the maintainability and consistency of the rule set within QRadar, making the system more agile and responsive to changes in the threat landscape.
Building Blocks are a powerful feature within QRadar that promote modularity and efficiency in rule creation, helping organizations tailor their threat detection capabilities to their specific needs without requiring actions or responses to be defined within these foundational elements themselves.
NEW QUESTION # 55
What is the difference between an unknown event and a stored event?
- A. Unknown events are collected and parsed, but cannot be mapped or categorized to a specific log source and stored events cannot be understood or parsed by QRadar.
- B. Stored events are mapped to the proper log source. Unknown events are collected and parsed.
- C. Stored events are collected and parsed but cannot be mapped or categorized to a specific log source.
Unknown events cannot be understood or parsed by QRadar. - D. Unknown events are mapped to the proper log source. Stored events are collected and parsed.
Answer: A
Explanation:
In QRadar, "unknown events" refer to data that is collected and parsed by the system but cannot be accurately mapped or categorized to a specific log source due to lack of sufficient information or matching criteria. On the other hand, "stored events" imply that the data has been retained in the system but may not be fully understood or parsed by QRadar, possibly due to it not conforming to expected formats or lacking recognizable patterns. This distinction highlights the challenges in data categorization and analysis within a SIEM system, where not all collected data can be immediately attributed to known sources or fully analyzed due to various constraints .
NEW QUESTION # 56
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