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BEST Verified IBM C1000-162 Exam Questions (2024)
IBM C1000-162 Exam Syllabus Topics:
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NEW QUESTION # 35
What process is used to perform an IP address X-Force Exchange Lookup in QRadar?
- A. Offense summary tab > right-click IP address > Plugin Option > X-Force Exchange Lookup
- B. Copy the IP address and go to X-Force Exchange to perform the lookup
- C. Run a query on maxmind db
- D. Run Autoupdate
Answer: A
Explanation:
To perform an IP address X-Force Exchange Lookup in QRadar, you can follow these steps2:
Select the Log Activity or the Network Activity tab.
Right-click the IP address that you want to view in X-Force Exchange.
Select More Options > Plugin Options > X-Force Exchange Lookup to open the X-Force Exchange interface2.
The procedure to perform an IP address X-Force Exchange Lookup in QRadar involves selecting either the Log Activity or the Network Activity tab, right-clicking the IP address of interest, and then navigating through More Options > Plugin Options > X-Force Exchange Lookup to access the X-Force Exchange interface.
NEW QUESTION # 36
How can an analyst identify the top rules that generated offenses in the previous week and were closed as false positives or tuned?
- A. From Reports > Offenses Report > Weekly reports > False positives reports
- B. From Reports > CRE Report > Weekly reports > False positives reports
- C. Use Case Manager app > Active Rules > Filter Offenses with start date > Closure Reason > Select False-Positive, Tuned
- D. Use Case Manager app > CRE Report > Filter Offenses with the following direction > R2R > Select False-Positive, Tuned.
Answer: C
Explanation:
* Use Case Manager: This app is specifically designed for investigation and analysis of offenses within QRadar. It offers more focused tools for this task than general Reports.
* Active Rules: This view within the Use Case Manager provides insights into rules that directly triggered offenses. This is essential for filtering down to our target rules.
* Filtering:
* Start Date: Allows you to limit the analysis timeframe to the "previous week" as specified in the question.
* Closure Reason: Crucially, this lets you isolate offenses marked as "False Positive" or "Tuned" - the core of the question.
NEW QUESTION # 37
How does a Device Support Module (DSM) function?
- A. A DSM is a background service running on the QRadar appliance that reaches out to devices deployed in a network for configuration data.
- B. A DSM is an installed appliance that parses received events from multiple log sources and converts them to a standard taxonomy format that can be displayed as outputs.
- C. A DSM is a configuration file that parses received events from multiple log sources and converts them to a standard taxonomy format that can be displayed as outputs.
- D. A DSM is a configuration file that combines received events from multiple log sources and displays them as offenses in QRadar.
Answer: B
NEW QUESTION # 38
Which two (2) dashboards in the Pulse app by default?
- A. Active threats
- B. System metrics
- C. Compliance overview
- D. Summary view
- E. Offense overview
Answer: C,E
NEW QUESTION # 39
Which parameters are used to calculate the magnitude rating of an offense?
- A. Relevance, urgency, credibility
- B. Severity, relevance, credibility
- C. Relevance, credibility, time
- D. Severity, impact, urgency
Answer: B
Explanation:
The magnitude rating of an offense in IBM Security QRadar SIEM is a measure of the relative importance of a particular offense. It is a weighted value calculated from several factors, including severity, relevance, and credibility . These parameters are used to assess the potential impact of an offense, taking into account its seriousness (severity), its applicability or significance to the protected environment (relevance), and the reliability of the source or the confidence in the accuracy of the data (credibility). This multifaceted approach ensures that offenses are prioritized in a manner that reflects both their potential impact and the confidence in the underlying data, enabling security analysts to focus on the most critical issues first.
NEW QUESTION # 40
What two (2) guidelines should you follow when you define your network hierarchy?
- A. Use the autoupdates feature to automatically populate the network hierarchy.
- B. Do not configure a network group with more than 15 objects.
- C. Use flow data to build the asset database.
- D. Organize your systems and networks by role or similar traffic patterns.
- E. Import scan results into QRadar.
Answer: C,D
Explanation:
When defining the network hierarchy in QRadar, it is recommended to organize systems and networks by role or similar traffic patterns to differentiate network behavior effectively. Additionally, it is advised not to configure a network group with more than 15 objects to avoid difficulties in viewing detailed information for each object and to ensure efficient management of network groups.
NEW QUESTION # 41
What does this example of a YARA rule represent?
- A. Flags content that contains the hex sequence, and str1 greater than three times
- B. Flags content that contains the hex sequence, and hex! at least three times
- C. Flags for str1 at an offset of 25 bytes into the file
- D. Flags containing hex sequence and str1 less than three times
Answer: C
Explanation:
A YARA rule is used for malware identification and classification, based on textual or binary patterns. The example provided suggests a rule that flags occurrences of a specific string (str1) at a precise location within a file. The "offset" keyword in YARA rules specifies the exact byte position where the pattern (in this case, 'str1') should appear. Thus, the correct interpretation of the YARA rule example is that it flags instances where 'str1' appears 25 bytes into the file, indicating a very specific pattern match used for identifying potentially malicious files or activities that conform to this pattern.
NEW QUESTION # 42
On the Dashboard tab in QRadar. dashboards update real-time data at what interval?
- A. 7 minutes
- B. 10 minutes
- C. 3 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 # 43
Which two (2) statements regarding indexed custom event properties are true?
- A. By default, data retention for the index payload is 7 days.
- B. The indexed filter adds to portions of the data set.
- C. Indexing searches a full event payload for values.
- D. Use indexed event and flow properties to optimize your searches.
- E. The indexed filter eliminates portions of the data set and reduces the overall data volume and number of event or flow logs that must be searched.
Answer: D,E
Explanation:
Indexed custom event properties in IBM Security QRadar SIEM are designed to optimize the search process by narrowing down the overall data set. When a property is indexed, QRadar can more efficiently locate events or flows that match the search criteria, thereby reducing the overall volume of data that needs to be searched and enhancing performance. This is reflected in statement B, where indexed filters eliminate portions of the data set that are not relevant to the search query, effectively reducing the number of event or flow logs that must be examined .
Moreover, the use of indexed event and flow properties for optimizing searches is a recommended practice in QRadar. By selectively indexing properties that are frequently used in searches, analysts can significantly improve the speed and efficiency of their queries. This approach is beneficial in environments where quick access to specific event or flow data is crucial for timely threat detection and response. Therefore, statement Ehighlights the importance of utilizing indexed properties to streamline the search process and facilitate more effective security analytics .
NEW QUESTION # 44
What is the benefit of using default indexed properties for searching in QRadar?
- A. It reduces the number of indexed search values.
- B. It returns fewer results than non-indexed properties.
- C. It improves the speed of searches.
- D. It increases the amount of data required to be searched.
Answer: C
Explanation:
* Indexing Principle: QRadar creates indexes on default properties to quickly locate data matching your queries.
* Lookup vs. Scan: Instead of scanning all raw data, QRadar utilizes the index like a 'phonebook' for targeted lookups.
* Optimization: Searching using indexed properties dramatically decreases the amount of data QRadar needs to process.
NEW QUESTION # 45
What type of reference data collection would you use to correlate a unique key to a value?
- A. Reference set
- B. Reference list
- C. Reference table
- D. Reference map
Answer: D
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 # 46
How long does QRadar store payload indexes by default?
- A. 30 days
- B. 14 days
- C. 90 days
- D. 7 days
Answer: A
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 # 47
A Security Analyst was asked to search for an offense on a specific day. The requester was not sore of the time frame, but had Source Host information to use as well as networks involved, Destination IP and username.
Which fitters can the Security Analyst use to search for the information requested?
- A. Magnitude, Source IP, Destination IP
- B. Description, Destination IP. Host Name
- C. Offense ID, Source IP, Username
- D. Specific Interval, Username, Destination IP
Answer: D
NEW QUESTION # 48
Which two (2) types of categories comprise events?
- A. Unfound
- B. Unsupported
- C. Found
- D. Parsed
- E. Stored
Answer: D,E
Explanation:
While the documentation does not explicitly list "Stored" and "Parsed" as categories comprising events, it discusses high-level event categories and the process of categorizing incoming events for easy searching. Without specific mention of the categories "Stored" and "Parsed," the provided documentation does not verify any of the options directly. Further insight into event categories is provided by discussing how events are grouped into high-level categories for organizational purposes.
NEW QUESTION # 49
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 # 50
How can an analyst improve the speed of searches in QRadar?
- A. Remove all indexed fields from the search query.
- B. Use Index Management to disable indexing.
- C. Increase the overall data in the search query.
- D. Narrow the overall data by adding an indexed field in the search query.
Answer: D
Explanation:
* Indexing: QRadar indexes certain fields to create a structured way to quickly locate matching data.
* Search Optimization: Including indexed fields in queries allows QRadar to leverage pre-built indexes rather than scanning all data.
* Filtering: A well-constructed search with indexed fields significantly narrows the dataset, speeding up operations.
NEW QUESTION # 51
To test for authorized access to a patent, create a list that uses a custom event property for Patent id as the key, and the username parameter as the value. Data is stored in records that map a key to multiple values and every key is unique. Use this list to populate a list of authorized users.
The example above refers to what kind of reference data collections?
- A. Reference map
- B. Reference map of maps
- C. Reference table
- D. Reference map of sets
Answer: D
Explanation:
* Key-Value Mapping: You need to associate each patent ID (key) with multiple usernames (values).
* Sets: The ability to store multiple values per key is a core feature of reference maps of sets.
* Unique Keys: QRadar requires unique keys within reference sets collections.
NEW QUESTION # 52
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