Which of the following is a best practice for searching in Splunk?

Which search command allows an analyst to match whatever is inside the parentheses as a single term in the index, even if it contains characters that are usually recognized as minor breakers such as periods or underscores?

Which of the following use cases is best suited to be a Splunk SOAR Playbook?
A Forming hypothesis for Threat Hunting
B. Visualizing complex datasets.
C. Creating persistent field extractions.
D. Taking containment action on a compromised host

An analyst would like to test how certain Splunk SPL commands work against a small set of dat a. What command should start the search pipeline if they wanted to create their own data instead of utilizing data contained within Splunk?

An analyst is looking at Web Server logs, and sees the following entry as the last web request that a server processed before unexpectedly shutting down:
147.186.119.107 - - [28/Jul/2006:10:27:10 -0300] "POST /cgi-bin/shutdown/ HTTP/1.0" 200 3333 What kind of attack is most likely occurring?