Splunk Fundamentals 1 Practice Exam

What does the search command "index=web sourcetype=access_* status=503 | stats sum(price) as lost_revenue | eval lost_revenue = \"$\" + tostring(lost_revenue, \"commas\")" do?

1. It returns average prices of items.

2. It retrieves web index entries for status 503 and calculates lost revenue.

3. It displays failed logins across all indices.

4. It formats access logs for easier reading.

The correct answer is: It retrieves web index entries for status 503 and calculates lost revenue.

The search command "index=web sourcetype=access_* status=503 | stats sum(price) as lost_revenue | eval lost_revenue = \"$\" + tostring(lost_revenue, \"commas\")" is designed to retrieve specific log entries and perform calculations on that data. Initially, the search filters records from the "web" index where the sourcetype matches "access_*", which generally pertains to web access logs. It focuses specifically on entries where the HTTP status code is 503, indicating that the server is temporarily unable to handle the request. This selection is significant as it allows for targeting instances of service unavailability, which directly correlate to potential lost revenue. Following this filtering, the command employs the "stats" command to calculate the sum of the "price" field for these entries that indicate a status of 503. The result of this sum is assigned the alias "lost_revenue". The calculation of lost revenue from the filtered data provides insights into the financial impact of the service outages represented by the 503 status codes. Finally, the "eval" command is utilized to format this calculated lost revenue value. It prepends a dollar sign to the numerical figure and converts it into a string format that employs commas for