C1000-156 : IBM Security QRadar SIEM V7.5 Administration Exam

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IBM
C1000-156
IBM Security QRadar SIEM V7.5 Administration
https://killexams.com/pass4sure/exam-detail/C1000-156
Question: 1
To optimize the performance of IBM Security QRadar SIEM, which of the following actions should be taken?
1. Increasing the retention period for logs and events
2. Reducing the number of reference sets and building blocks
isabling automatic backups wer: B
anation: To optimize the performance of QRadar SIEM V7.5, it is mmended to reduce the number of reference sets and building blocks.
These components can consume significant system resources, so minimizi usage can improve the overall performance and responsiveness of the m.
stion: 2
BM Security QRadar SIEM V7.5, what is the purpose of Tenants and ains?
manage user authentication and access control isolate and segregate data and system components configure high availability and failover
Enabling real-time indexing for all data sources
3. D
Ans
Expl reco
ng their
syste
Que
In I Dom
1. To
2. To
3. To
4. To generate compliance reports and alerts Answer: B
Explanation: In QRadar SIEM V7.5, the purpose of Tenants and Domains is to isolate and segregate data and system components. Tenants provide logical separation of data, while Domains enable separate management and
configuration of system components, such as rules, policies, and event processing.
Question: 3
When tuning the accuracy of IBM Security QRadar SIEM V7.5, what should be considered?
ncreasing the number of false positives ecreasing the number of log sources djusting the log source parsing order isabling event correlation rules
wer: C
anation: When tuning the accuracy of QRadar SIEM V7.5, one impor to consider is adjusting the log source parsing order. The log source ng order determines how the system interprets and processes incomin By adjusting this order, you can prioritize the parsing of more critical
ces and ensure accurate event categorization and correlation.
stion: 4
ch of the following is a valid method to configure high availability in I rity QRadar SIEM V7.5?
I
D
A
D
Ans
Expl tant
factor
parsi g log
data. log
sour
Que
Whi BM
Secu
1. Configuring a primary and secondary Console with an active-active setup
2. Configuring a primary and secondary Event Collector with an active-passive setup
3. Configuring a primary and secondary Flow Processor with an active-active setup
4. Configuring a primary and secondary Data Node with an active-passive setup
Answer: A
stion: 5
When troubleshooting issues in IBM Security QRadar SIEM, which of the wing actions should be performed?
esetting all event retention settings to default values estarting all system services simultaneously nalyzing system and application logs
isabling all event notification alerts wer: C
anation: Whentroubleshooting issues in QRadar SIEM V7.5, analyzin m and application logs is an important action to perform. Logs provid able information about system events, errors, and potential issues. By ully reviewing and analyzing these logs, administrators can identify t
ause of problems and take appropriate corrective actions.
Explanation: In QRadar SIEM V7.5, high availability can be achieved by configuring a primary and secondary Console with an active-active setup. This configuration ensures that both Consoles are active and can process events simultaneously, providing redundancy and fault tolerance.
Que
follo
1. R
2. R
3. A
4. D
Ans
Expl g
syste e
valu
caref he
root c
Question: 6
Which feature of IBM Security QRadar SIEM enables users to create customized reports based on specific search criteria?
1. Scheduled Searches
2. Offense Analytics
3. Advanced Search
4. Search Profiles Answer: C
to extract the desired information from the collected data.
stion: 7
ch of the following can be a potential cause of slow search performan Security QRadar SIEM V7.5?
nabling real-time indexing for all data sources sufficient system memory
isabling database backups ncreasing the number of log sources
wer: B
anation: Insufficient system memory can be a potential cause of slow h performance in QRadar SIEM V7.5. When the system doesn't have gh memory resources, it may struggle to process and retrieve search r iently, leading to degraded performance. Allocating sufficient memor
Explanation: The Advanced Search feature in QRadar SIEM V7.5 enables users to create customized reports based on specific search criteria. It provides a flexible and powerful way to define search filters and parameters, allowing users
Que
Whi ce in
IBM
1. E
2. In
3. D
4. I
Ans Expl
searc
enou esults
effic y to
the QRadar SIEM system can help improve search performance.
Question: 8
Which of the following data source configurations is commonly used to collect network traffic data in IBM Security QRadar SIEM?
1. Syslog event source
2. Windows event source
3. Flow source
4. Database event source Answer: C
ource configuration is the flow source. Flow sources capture informa network connections, such as source IP, destination IP, source port,
nation port, and protocols. This data is essential for network monitori etecting potential security incidents.
stion: 9
ch of the following user management tasks can be performed in IBM rity QRadar SIEM?
ssigning specific report access to users onfiguring network firewall rules odifying system configuration settings anaging SSL certificates
wer: A
anation: In QRadar SIEM V7.5, user management tasks include assig
Explanation: To collect network traffic data in QRadar SIEM V7.5, a common data s tion
about
desti ng
and d
Que
Whi Secu
1. A
2. C
3. M
4. M
Ans
Expl ning
specific report access to users. This allows administrators to control which reports and data are accessible to different users or user groups, ensuring proper data segregation and security.

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