The method call that returns true only if the currently logged in user has the catalog_admin role and in no other case is g_user.hasRoleExactly('catalog_admin'). This method checks if the user has exactly one role, and returns true if it matches the argument. The other methods return true if the user has one or more roles, or if the user has any role from a list of arguments. Reference: [ServiceNow Docs - GlideUser API], [ServiceNow Community - Difference between hasRole() and hasRoleExactly()]

A transform map determines the relationships between fields displaying in an Import Set table and fields in an existing ServiceNow table, such as the Incidents or Users table.
Reference:
The following platform feature can be used to determine the relationships between fields in an Import Set table to fields in an existing ServiceNow table:
Transform Map. This is a feature that defines the mapping between the fields of an Import Set table and the fields of a target table, such as incident, problem, or user. A transform map also specifies the logic and rules for transforming the imported data, such as coalescing, scripting, or applying data policies.
The following platform features are not used to determine the relationships between fields in an Import Set table to fields in an existing ServiceNow table:
Business Service Management Map. This is a feature that provides a graphical representation of the configuration items (CIs) and their relationships in the Configuration Management Database (CMDB). A Business Service Management Map can be used to visualize the impact of incidents, changes, or problems on the CIs and the services they support.
Data Sources. This is a feature that defines the connection and authentication information for an external data source, such as a file, a JDBC database, or a web service. A data source is used to import data from the external source into an Import Set table.
CI Relationship Builder. This is a feature that creates relationships between CIs in the CMDB based on predefined or custom rules. A CI Relationship Builder can be used to populate the CMDB with the dependencies and connections between the CIs. Reference: Transform Maps, Business Service Management Map, Data Sources, CI Relationship Builder

Understanding Scoped Applications:
Scoped applications in ServiceNow are designed to isolate and protect application-specific code and data. Server-side scripts within scoped applications can use the gs (GlideSystem) object for logging and debugging purposes. However, not all gs methods are appropriate or valid for scoped applications.
Valid Logging Methods in Scoped Applications:
gs.info():
This method logs informational messages to the system log. It is commonly used for general-purpose logging when developers need to track execution flow or display debug data. Example:
gs.info('This is an informational log message.');
gs.error():
This method logs error messages to the system log. It is used to indicate problems or issues encountered during script execution. Example:
gs.error('An error occurred during script execution.');
Incorrect Options Explained:
gs.debug() (Option B): This method is not valid in scoped applications. It is a legacy logging method available in the global scope but restricted in scoped applications.
gs.iog() (Option C): This is a typographical error and not a valid gs method in ServiceNow.
gs.logError() (Option E): This is not a recognized ServiceNow API method. To log errors, gs.error() is used instead.
Best Practices for Logging:
Logging should be meaningful and avoid unnecessary entries to keep logs clean and manageable.
Avoid excessive use of logging in production environments, as it can clutter the system logs and potentially degrade performance.
Reference:
ServiceNow Developer Documentation on GlideSystem (gs)​.
SN Pro Tips on debugging and logging practices in scoped applications​.

Debugging client-side scripts in ServiceNow involves utilizing tools and methods that operate within the user's browser environment, as client-side scripts execute there.
* A. gs.addErrorMessage(): This function is used in server-side scripts to add error messages to the session and is not applicable for client-side debugging.
* B. g_form.addInfoMessage(): This client-side function displays informational messages to the user on the form. While primarily used for user communication, it can aid in debugging by confirming the execution of certain script sections.
* C. jslog(): This function logs messages to the JavaScript log, which can be viewed using browser developer tools. It's a valuable tool for debugging client-side scripts by providing runtime information.
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* D. gs.log(): This function logs messages on the server side and is not available in client-side scripting.
Additionally, developers can use the debugger; statement within their client-side scripts. When the browser's developer tools are open, encountering this statement will pause script execution, allowing for step-by-step inspection.