SPLK-1004 Lookups And Alerts — 25 Questions

Question 1

When using 'lookup' with a time-based lookup table, which parameter allows you to define the range for the match?

Accepted Answer

Time-based lookup definition settings. The 'OUTPUTNEW' and related time-based modifiers are used when defining lookups that account for timestamps.

Answer

time_range

Answer

time_diff

Answer

lookuptime

Question 2

Which permission setting is required for other users to use a lookup table you have created?

Accepted Answer

App or Global. Permissions must be set to 'App' or 'Global' scope for other users to access the object.

Answer

Owner-only

Answer

System-only

Answer

Private

Question 3

Where is the most appropriate place to check for errors related to a failed lookup execution?

Accepted Answer

The _internal index. The _internal index contains logs related to Splunk processes, including lookup failures.

Answer

The Splunk Web UI dashboard

Answer

The lookup csv file

Answer

The savedsearches.conf file

Question 4

You need to update a lookup table periodically using the output of a scheduled search. Which command is required to write the search results to the lookup file?

Accepted Answer

outputlookup. The outputlookup command is used to save search results to a lookup file.

Answer

lookup_update

Answer

inputlookup

Answer

lookup

Question 5

You have configured an automatic lookup that is failing to populate. You verified the lookup definition and the automatic lookup rule. What is the most likely reason for the failure?

Accepted Answer

Field name mismatch between event and lookup.. The most common reason for an automatic lookup failing is a field name mismatch between the event data and the lookup table header.

Answer

The lookup is set to read-only.

Answer

The lookup is shared globally.

Answer

The lookup table file is too large.

Question 6

You are performing a lookup with a large CSV file and notice poor performance. Which feature can optimize the lookup performance?

Accepted Answer

Lookup indexing. Lookup indexing allows Splunk to create an index for the lookup file, significantly speeding up the lookup process.

Answer

Splitting the lookup file

Answer

Increasing the memory limit

Answer

Compressing the lookup file

Question 7

You need to ensure that an alert notifies a specific team via email only when the number of errors exceeds 50 in 5 minutes. What is the correct way to implement this?

Accepted Answer

Set trigger condition to 'greater than' 50 results in 5 minutes.. You set the alert trigger condition to 'Number of results' greater than 50, and the time range to 5 minutes.

Answer

Enable 'Real-time' alert mode.

Answer

Use a cron expression of */5.

Answer

Configure the 'Action' to 'Email'.

Question 8

A user wants to restrict an alert to trigger only once per hour, even if the search returns results every minute. Which setting should be modified?

Accepted Answer

Throttling. Throttling allows you to suppress alert actions for a defined time period after an alert has triggered.

Answer

Cron schedule

Answer

Alert frequency

Answer

Trigger conditions

Question 9

You are creating a lookup definition that points to a CSV file. Which setting determines if the lookup match is case-sensitive for the input fields?

Accepted Answer

Lookup definition match type. The 'Case sensitive match' setting in the Lookup Definition determines whether the lookup matches are case-sensitive for the input fields.

Answer

Input lookup command

Answer

Automatic lookup field alias

Answer

Lookup table file configuration

Question 10

Which action can be triggered by a Splunk alert?

Accepted Answer

Send an email. Splunk supports Email, Script, Webhook, and Log Event actions.

Answer

Restart the indexer

Answer

Modify user passwords

Answer

Delete search history

Question 11

You are using an automatic lookup. If you want to overwrite an existing field in your search results with a value from the lookup, which setting should be enabled?

Accepted Answer

Overwrite field values. The 'Overwrite field values' setting allows the lookup to replace existing fields in the search results.

Answer

Default values

Answer

Force match

Answer

Strict match

Question 12

What is the result of using 'OUTPUTNEW' instead of 'OUTPUT' in a lookup command?

Accepted Answer

It only adds fields if they do not already exist.. OUTPUTNEW only adds fields if they do not already exist in the event, preserving original field values.

Answer

It forces an error if the lookup is empty.

Answer

It performs a case-insensitive lookup.

Answer

It creates a new lookup table.

Question 13

What is the primary purpose of a lookup?

Accepted Answer

To add external data to events.. Lookups enrich existing event data with additional information from external sources.

Answer

To store user dashboards.

Answer

To index raw data.

Answer

To filter out unwanted data.

Question 14

You want to trigger an alert only if a specific event appears more than 10 times in 1 hour. Which trigger condition should you select?

Accepted Answer

Number of events. The 'Number of events' condition is used for count-based threshold alerts.

Answer

Per-result

Answer

Custom

Answer

Number of results

Question 15

You notice that an alert is not triggering. You have checked the search logic and permissions. What is another likely configuration issue?

Accepted Answer

Alert actions are not enabled.. If the 'Alert actions' are not enabled, the alert logic will run, but no action will execute.

Answer

The app is not visible.

Answer

The owner does not have write access.

Answer

The search is too short.

Question 16

Which type of lookup allows you to dynamically populate a lookup file based on the results of a search?

Accepted Answer

Outputlookup. Outputlookups are used to save search results into a file, which can act as a lookup table.

Answer

External lookup

Answer

KV Store lookup

Answer

Automatic lookup

Question 17

When configuring a CSV lookup file, where is the file uploaded in Splunk?

Accepted Answer

Settings > Lookups > Lookup table files. Lookup table files are managed under Settings > Lookups > Lookup table files.

Answer

Settings > Indexes

Answer

Settings > Field extractions

Answer

Settings > Data inputs

Question 18

Which of the following is a key advantage of using KV Store lookups over CSV lookups?

Accepted Answer

They support dynamic updates and data types.. KV Store lookups are designed to be dynamic and support read/write operations from multiple sources.

Answer

They don't require lookup definitions.

Answer

They use less disk space.

Answer

They are faster for static data.

Question 19

Which search command is used to display the contents of a lookup table?

Accepted Answer

inputlookup. The 'inputlookup' command loads the content of the specified lookup table into the search pipeline.

Answer

table

Answer

lookup

Answer

outputlookup

Question 20

You want an alert to run every Monday at 8 AM. How should you configure the schedule?

Accepted Answer

Use a cron expression of 0 8 * * 1.. A Cron schedule of '0 8 * * 1' specifically targets 8:00 AM on Mondays.

Answer

Run every 1 hour.

Answer

Use the Weekly setting.

Answer

Use the Daily setting.