When using the transaction command, what does the argument maxspan do?
Answer : C
When using | timchart by host, which filed is representted in the x-axis?
Answer : A
When performing a regex field extraction with the Field Extractor (FX), a data type must be chosen before a sample event can be selected. Which of the following data types are supported?
Answer : D
When using the Field Extractor (FX) in Splunk for regex field extraction, it's important to select the context in which you want to perform the extraction. The context is essentially the subset of data you're focusing on for your field extraction task.
D . Sourcetype or source: This is the correct option. In the initial steps of using the Field Extractor tool, you're prompted to choose a data type for your field extraction. The options available are typically based on the nature of your data and how it's organized in Splunk. 'Sourcetype' refers to the kind of data you're dealing with, a categorization that helps Splunk apply specific processing rules. 'Source' refers to the origin of the data, like a specific log file or data input. By selecting either a sourcetype or source, you're narrowing down the dataset on which you'll perform the regex extraction, making it more manageable and relevant.
When using the eval command, which of these characters can be used to concatenate a string and a number into a single value?
Answer : D
In Splunk, the eval command is often used for manipulating field values, including concatenation. The correct way to concatenate a string and a number is to use the . (period) operator. This operator joins different types of data into a single string value.
For example:
eval concatenated_value = 'value_' . 123
Result: concatenated_value will be value_123.
Other operators:
& is not a valid operator in eval for concatenation.
+ is used for arithmetic addition, not concatenation.
- is also not a concatenation operator.
When creating an event type, which is allowed in the search string?
Answer : C
When creating an event type in Splunk, subsearches are allowed in the search string. Subsearches enable users to perform a secondary search whose results are used as input for the main search. This functionality is useful for more complex event type definitions that require additional filtering or criteria based on another search.
Splunk Docs: About subsearches
Splunk Docs: Event type creation
Splunk Answers: Using subsearches in event types
How is a variable for a macro defined?
Answer : C
In Splunk, a variable for a macro is defined by placing the variable name inside dollar signs, like this: $variable name$. This syntax allows the macro to dynamically replace the variable with the appropriate value when the macro is invoked within a search. Using this method ensures that the search strings can be dynamically adjusted based on the variable's value at runtime.
Splunk Docs: Use macros
Splunk Answers: Defining and Using Macros