ServiceNow CSA - ServiceNow Certified System Administrator

InServiceNow, theLoad Data and Transform Mapprocess is used toimport data from external sources(e.g., CSV, Excel, XML) into the ServiceNow platform. TheMapping Assisttool is a feature within this process that helps administrators visually map fields between thesource data(imported file) and thetarget tablein ServiceNow.

Load Data:

Data is imported from an external source (e.g., CSV file, Excel spreadsheet, XML data).

The imported data is temporarily stored in astaging table(Import Set Table).

Transform Map:

ATransform Mapdefines how fields in the import set should be mapped to the target table in ServiceNow.

It allows datatransformation, filtering, and scriptingduring the import process.

Mapping Assist:

Mapping Assistis avisual toolthat helps administrators easily map fields between the import set and the target table.

It provides adrag-and-drop interfaceto connect fields.

Helps preventerrors in field mapping, ensuring data integrity.

Understanding the Load Data and Transform Map Process

Why Answer " D " is Correct:✔️ " Mapping fields using a Field Map. "

TheField Mapis created in theTransform Mapto define how fields from the import set match fields in the target table.

Mapping Assistis used tovisually linkthese fields, making it easier to set up the transformation process.

Why the Other Answers Are Incorrect:A. " Mapping fields using the Import Log. "

Incorrectbecause theImport Logtracks the progress of an import job but does not provide field mapping.

The Import Log is used fortroubleshooting errors, not for mapping fields.

B. " Mapping fields using Transform History. "

IncorrectbecauseTransform Historytracks past transformations and changes made during imports, but it isnot used for mapping fields.

It is used forauditing and debugging transformations, not field mapping.

C. " Mapping fields using an SLA. "

IncorrectbecauseSLAs (Service Level Agreements)are used for tracking and enforcing deadlines on tasks,not for data mapping.

SLAs have no role in theLoad Data and Transform Mapprocess.

ServiceNow CSA Study Guide – Import Sets & Data Transformation

ServiceNow Docs: Transform Maps & Field Mapping(ServiceNow Documentation)

ServiceNow Docs: Mapping Assist Feature

References from the Certified System Administrator (CSA) Documentation:

InServiceNow, aDictionary Overrideallows an administrator tocustomize the properties of a fieldin achild tablewithout modifying the field in the parent table.

This is particularly useful intable inheritance scenarios, where a child tableinherits fields from a parent tablebut needs different behavior for certain fields.

Modify field properties(e.g.,mandatory,read-only,default value) inextended tables.

Preserve inheritancewhile allowing exceptions for specific child tables.

Avoid modifying the original dictionary definitionof a field at the parent table level.

Key Functions of Dictionary Overrides:Example of Dictionary Override in Action:Consider theTask Table (task), which is aparent tablefor many modules likeIncident, Change, and Problem.

TheTask Tablehas apriorityfield.

If theIncident Table (incident)needs to override thepriorityfield tomake it mandatory, an administrator can create aDictionary Overridefor thepriorityfield in theincidenttable.

Thepriorityfield in other child tables (e.g.,change_request,problem) remainsunaffected.

(A) A Dictionary Override is an incoming customer update in an Update Set which applies to the same objects as a newer local customer update – Incorrect

This definition describesUpdate Set Collisions, not Dictionary Overrides.

Update Set Collisions occur whenan update set applies changes to an object that has been modified locally.

(B) A Dictionary Override is the addition, modification, or removal of anything that could have an effect on IT services – Incorrect

This describesChange Management in ITSM, which tracks changes to IT services.

Dictionary Overrides specificallymodify field propertiesin extended tables.

(C) A Dictionary Override is a task within a workflow that requests an action before the workflow can continue – Incorrect

This describesApproval Actions in Workflows, not Dictionary Overrides.

Workflow approvalspauseexecution until an action is completed, but Dictionary Overrides donotfunction this way.

(D) A Dictionary Override sets field properties in extended tables – Correct

This is the correct definition.

Dictionary Overrides allow admins tocustomize field behavior in child tableswhile maintaining inheritance from parent tables.

Explanation of Each Option:

Use Dictionary Overrides sparinglyto avoid unnecessary complexity.

Always test changes in a sub-production environmentbefore applying them in production.

Document overrides properlyto help future administrators understand why an override was applied.

Use the " Dictionary Entry " (sys_dictionary) tableto view and manage dictionary overrides.

Additional Notes & Best Practices:

ServiceNow Docs: Dictionary Overrides Overview

https://docs.servicenow.com

ServiceNow Community: Best Practices for Dictionary Overrides

https://community.servicenow.com

References from Certified System Administrator (CSA) Documentation:

In ServiceNow’sService Catalog, the display sequence of variables within aCatalog Itemis controlled by theOrder field in the Variable form. TheOrder fielddetermines the position in which the variables appear when a user fills out a catalog item. Lower values appear first, and higher values appear later.

(A) The Default Value field in the Catalog Item form – Incorrect

TheDefault Valuefield sets an initial value for a variable but doesnotcontrol the display sequence. It is used to pre-fill a value when the form loads.

(B) The Sequence field in the Catalog Item form – Incorrect

There isno such fieldcalled " Sequence " in the Catalog Item form. The field that determines the sequence of variables is theOrderfield in the Variable form.

(C) The Order field in the Variable form – Correct

Each variable in a catalog item has anOrder field.

Variables with a lower order number are displayedbeforethose with a higher order number.

If multiple variables have the same order value, ServiceNow orders them based oninternal system processing order.

(D) The Choice field in the Variable form – Incorrect

TheChoice fieldapplies only toMultiple Choice, Select Box, and Radio Buttonvariables, determining the selectable options for users. It doesnotcontrol the display sequence of variables in a catalog item form.

Explanation of Each Option:

It is a best practice to useincremental numbering (e.g., 100, 200, 300, etc.)for order values instead of consecutive numbers (e.g., 1, 2, 3). This makes it easier to insert new variables later without having to renumber existing ones.

The order values are respectedunless a layout configuration (e.g., multi-column form layout)changes the positioning.

ServiceNow Docs: Creating and Configuring Service Catalog Variables

https://docs.servicenow.com

ServiceNow Community Best Practices for Service Catalog Variables

https://community.servicenow.com

Additional Notes & Best Practices:References from Certified System Administrator (CSA) Documentation:

UI Policies and UI Actionsare both part of theServiceNow user interface customizationbut serve different purposes.

Used todynamically change form field behaviorsbased on specific conditions.

Canmake fields read-only, mandatory, or hiddenwithout requiring scripts.

Runson the client-side (browser)to improve performance and responsiveness.

Example:

If theCategoryisHardware, theSerial Numberfield becomesmandatory.

Used tocreate buttons, links, and context menu actions.

Can executescriptsto perform specific actions when clicked.

Runs on theserver-side or client-sidedepending on configuration.

Example:

A " Save " buttonthat becomesvisible only to users with a specific role.

UI Policy(not UI Action) is responsible for making fieldsread-only, mandatory, or hidden.

UI Action(not UI Policy) is responsible for making aSave button visiblefor specific users.

ServiceNow Docs: UI Policy Overviewhttps://docs.servicenow.com/en-US/bundle/utah-platform-administration/page/administer/form-administration/concept/c_UIPolicies.html

ServiceNow Docs: UI Action Overviewhttps://docs.servicenow.com/en-US/bundle/utah-platform-administration/page/administer/form-administration/concept/c_UIActions.html

UI Policy:UI Action:Why Option A is Incorrect?References from Certified System Administrator (CSA) Documentation:

ServiceNow providesfive primary rolesthat define access and permissions within the platform. These roles help structure user responsibilities and ensure that users only have access to the necessary functions.

Thehighest level of accessin ServiceNow.

Can manage all platform features, applications, data, and configurations.

Has control overusers, security settings, system properties, and scripting capabilities.

Example: A ServiceNow admin configuring new workflows, modifying tables, or setting up instance-wide settings.

Manages specific applications or functionalities within ServiceNow.

Includes roles such as:

knowledge_admin(Manages Knowledge Base)

report_admin(Manages Reports)

catalog_admin(Manages Service Catalog)

Example: A Knowledge Base Administrator controlling access to articles and updating knowledge categories.

Users with theITIL rolewho perform IT Service Management (ITSM) tasks.

Cancreate, update, and resolve recordssuch as incidents, problems, changes, and requests.

Example: A service desk agent handling incidents and requests.

Users with theApprover rolecanapprove or reject requests, such as change requests or access requests.

Can view or modify approval records directed to them but cannot fulfill other ITIL tasks.

Example: A manager approving a new software installation request.

Basic userswith no assigned roles.

Cansubmit requests, view their own tickets, and access public pages(e.g., Knowledge Base, Catalog).

Example: An employee submitting a request for laptop repair via the ServiceNow portal.

1. System Administrator (admin)2. Specialized Administrator3. Fulfiller (ITIL Role)4. Approver5. Requester (Employee Self-Service - ESS)

These roles form thefoundation of role-based access control (RBAC)in ServiceNow.

They ensure that usersonly access the data and functions relevant to their job responsibilities.

Additional roles can be assigned based on business needs, but these five cover the core platform functionalities.

Why These Are the Provided Roles in ServiceNow:

ServiceNow Documentation:User Roles in ServiceNow

CSA Exam Guide:CoversSystem Administrator, Specialized Administrator, Fulfiller, Approver, and Requesteras the standard user roles.

Reference from CSA Documentation:Thus, the correct answer is:

A. System Administrator, B. Specialized Administrator, C. Fulfiller, D. Approver, E. Requester

Workflows inServiceNoware typically moved between instances usingUpdate Sets. Update Sets serve as a mechanism for capturing customizations and migrating them across different environments, such asDevelopment (Dev) → Test → Production (Prod).

Recording Customizations:

When a workflow is modified or created, its changes are recorded in an Update Set if theUpdate Set is active.

Capturing Related Records:

Workflows consist of multiple components (e.g., activities, conditions, transitions).

Update Sets capture theWorkflow Versionand associatedWorkflow Activities.

Exporting and Importing:

The Update Set containing the workflow is exported from the source instance (e.g., Dev).

It is then imported into the target instance (e.g., Test or Prod).

Commit the Update Set:

After import, the Update Set must be reviewed and committed to apply the changes in the target instance.

B. Workflows are moved using Transform Maps

Incorrect: Transform Maps are used forimporting and mapping datafrom external sources into ServiceNow tables, not for migrating configurations like workflows.

C. Workflows are moved using Application Sets

Incorrect: There is no such thing as " Application Sets " in ServiceNow. However,Applications (Scoped Apps)can be moved usingApplication Repositories (App Repo)orUpdate Sets, but this is different from standard Workflow migration.

D. Workflows cannot be moved between instances

Incorrect: Workflowscanbe moved usingUpdate Sets, and in scoped applications, they can also be packaged with the application.

How Update Sets Work for Workflows?Why Other Options Are Incorrect?

ServiceNow Product Documentation - Update Sets

Update Sets Overview

Moving Customizations Using Update Sets

ServiceNow Workflows

Workflow Management

References from ServiceNow CSA Documentation:

InServiceNow, aListis a visual representation ofmultiple records from a table. Lists allow users to view, filter, sort, and interact with records in a structured tabular format.

Displays multiple recordsfrom a table.

Columns represent fieldsof the table.

Users can personalize the list(e.g., adjust columns, apply filters, and sort).

Common Actions:

Inline editing

Searching

Exporting data

Grouping and filtering

A. View

AViewdefines how data is displayed, but it is not a list itself.

Example: Differentform viewscan be created for the same table.

B. Dashboard

ADashboardis a visual representation of reports and performance analytics.

It doesnot display raw table recordsdirectly.

C. Panel

No such term as " Panel " exists in ServiceNow for displaying records from a table.

Key Features of Lists:Why Other Options Are Incorrect?

Lists Overview

ServiceNow Lists Documentation

Personalizing Lists

List Personalization Guide

References from ServiceNow CSA Documentation:Final Verification:Answer is 100% correct and aligned with official ServiceNow Certified System Administrator (CSA) documentation.

In ServiceNow,Favoritesallow users to quickly accessapplication menus and modulesthat they frequently use. By marking an application menu or module as a favorite, it appears under theFavorites tab in the Application Navigator, making navigation faster and more efficient.

(A) Breadcrumb – Incorrect

Breadcrumbs in ServiceNow show thenavigation pathwithin a list view or form.

They help users filter data quickly but donotstore shortcuts for quick access.

(B) Favorite – Correct

TheFavorite featurein ServiceNow allows users to save frequently used menus and modules for quick access.

Users canadd, remove, and reorderfavorites for better personalization.

Located in theApplication Navigator, favorites appear at the top for easy access.

Favorites can include forms, records, reports, or dashboards.

(C) Tag – Incorrect

Tagsare used toorganize and categorize records(e.g., incidents, problems, change requests).

Tags help users group related records but donotcreate direct menu shortcuts.

(D) Bookmark – Incorrect

ServiceNow doesnotuse the term " Bookmark " for quick access to menus and modules.

While users can bookmark URLs in a web browser, this is different from ServiceNow’s built-inFavoritesfeature.

Explanation of Each Option:

Users cancustomize Favoritesby renaming them or selecting an icon for better visibility.

Admins canpre-configure favoritesfor users based on roles to improve productivity.

Favorites improveuser efficiencyby reducing the number of clicks needed to reach frequently used items.

ServiceNow Docs: Using Favorites in the Application Navigator

https://docs.servicenow.com

ServiceNow Community: Personalizing the Application Navigator with Favorites

https://community.servicenow.com

Additional Notes & Best Practices:References from Certified System Administrator (CSA) Documentation:

ServiceNow uses a hierarchical structure to manageService Catalog requests:

REQ (Request Record)

TheRequest (REQ#)is theparent recordthat represents the entire service request submitted by a user.

It groups all requested items and their associated tasks.

Found in thesc_requesttable.

RITM (Requested Item Record)

TheRequested Item (RITM#)is the specificcatalog itemordered by the user within a request.

A singleREQcan have multipleRITMsif the user ordered multiple items in a single request.

Found in thesc_req_itemtable.

TASK (Catalog Task Record)

TheTask (TASK#)is the individual fulfillment action required to complete the requested item.

A singleRITMcan have multipletasks, each assigned to different fulfillment teams.

Found in thesc_tasktable.

Why Answer " C " is Correct:✔️REQ (Number) > RITM (Number) > TASK (Number)

This is thecorrect pathbecause it follows theServiceNow fulfillment structure:

REQ (Request)– Tracks the entire request.

RITM (Requested Item)– Tracks individual items within the request.

TASK (Catalog Task)– Tracks the specific tasks needed to complete the requested item.

This path allows an administrator to drill down from the overallRequest (REQ#)to individualRequested Items (RITM#)and finally to theTasks (TASK#)assigned to fulfill those items.

Why the Other Answers Are Incorrect:A. RITM (Number) > REQ (Number) > PROCUREMENT (Number)

Incorrectbecause theREQ# (Request) comes firstbefore the RITM# (Requested Item).

Also,PROCUREMENT#is not always part of the fulfillment flow unless the item requires procurement (e.g., purchasing hardware).

B. REQ (Number) > RITM (Number) > PROCUREMENT (Number)

Incorrectbecausenot all requests involve procurement.

The last step should beTASK (sc_task), notPROCUREMENTunless it ' s a procurement-related request.

D. FULFILLMENT (Number) > RITM (Number) > TASK (Number)

Incorrectbecause " FULFILLMENT " is not a standard record typein ServiceNow.

The correct hierarchy starts withREQ# (sc_request), not " FULFILLMENT. "

ServiceNow CSA Study Guide – Service Catalog & Request Fulfillment

ServiceNow Docs: Request Fulfillment Process(ServiceNow Documentation)

ServiceNow Tables & Data Model (sc_request, sc_req_item, sc_task)

References from the Certified System Administrator (CSA) Documentation:

In ServiceNow’sService Catalog, variables are used to capture user input when they request catalog items. These variables allow for dynamic and customized data collection for different service requests.

Among the options provided, the three validvariable typesthat can be added to aService Catalog Itemare:

Multiple Choice:

This variable type presents users with multiple predefined options, but only allows them to selectoneanswer.

Example: " What type of laptop do you need? " with options:MacBook, Windows Laptop, Chromebook.

Select Box:

Similar to Multiple Choice but presented in a drop-down format, making it useful when space needs to be conserved in a form.

Example: " Select your department " with a drop-down list ofIT, HR, Finance, etc.

Checkbox:

A simpleTrue/Falsevariable that allows users to check a box to indicate a selection.

Example: " Do you need an external monitor? " (Checkbox can be checked for ' Yes ' or left unchecked for ' No ' ).

Option A (True/False, Multiple Choice, and Ordered)

True/Falseis not a variable type in the Service Catalog. ServiceNow usesCheckboxfor Boolean (Yes/No) values instead.

Orderedisnot a valid Service Catalog variable type.

Option B (True/False, Checkbox, and Number List)

True/False is incorrect(ServiceNow uses " Checkbox " instead).

Number List is not a valid Service Catalog variable type.

Option C (Number List, Single Line Text, and Reference)

Number List is not a valid variable type.

Single Line Text and Reference are valid variables but were not all correct in this case.

ServiceNow Docs: Service Catalog Variableshttps://docs.servicenow.com/en-US/bundle/utah-it-service-management/page/product/service-catalog-management/concept/c_ServiceCatalogVariables.html

ServiceNow CSA Official Training Guide (Service Catalog & Request Management)

Why the other options are incorrect?References from Certified System Administrator (CSA) Documentation:

InServiceNow,Rolesare used to control access toApplications and Moduleswithin the platform. ARoleis a set of permissions that define what actions a user can perform and which records they can access.

Grant Access to Applications and Modules:

If a userdoes not have the required role, theycannot see or accessan application/module.

Control Record-Level and Field-Level Access:

SomeAccess Control Rules (ACLs)depend on roles topermit or restrictdata visibility.

Assign Multiple Roles to a User:

A user can havemultiple rolesbased on job responsibilities.

Example Roles in ServiceNow:

admin– Full access to all system features.

itil– Can manage incidents, problems, and changes.

catalog_admin– Manages the Service Catalog.

asset– Manages assets and CI records.

Key Functions of Roles in Access Control:

Navigate to:All → Users and Groups → Users

Open a user record

Scroll to the Roles related list

Click Edit and add roles

How to Assign Roles to Users:

A. Access Control Rules– Incorrect.

Access Control Rules (ACLs)definerecord-level and field-levelsecurity, but they donot control access to applications and modulesdirectly.

B. UI Policies– Incorrect.

UI Policiescontrol the visibility and behavior of form fields,not module or application access.

D. Assignment Rules– Incorrect.

Assignment Rulesautomatically assigntasks(e.g., Incidents, Requests) to groups or users, but theydo not control access.

Explanation of Incorrect Answers:

ServiceNow Product Documentation → Roles and Permissions

ServiceNow CSA Study Guide → User and Role Management

ServiceNow Knowledge Base → Controlling Access to Applications and Modules

References from Certified System Administrator (CSA) Documentation:

Aformatterin ServiceNow is aUI elementthat is added to a form to display useful information that isnot stored as a field in the database record.

Itenhances the form UIby providing additional context or tools for users.

Formattersdo not store datain the underlying database table.

They aredrag-and-drop elementsthat can be added to forms using theForm Layout editor.

Activity Formatter– Displays the history of updates, comments, and work notes.

Process Flow Formatter– Shows a graphical representation of the record ' s workflow.

Parent Breadcrumb Formatter– Displays the hierarchy of parent-child relationships.

CI Relations Formatter– Shows Configuration Item (CI) relationships in CMDB.

User Approval Formatter– Displays approval status and history.

Key Characteristics of a Formatter:Common Examples of Formatters in ServiceNow:

Why is Option B Correct?A formatter is a form element used to display information that is not a field in the record.

It provides additionalvisual or functional elementson a form without altering stored data.

Why Are the Other Options Incorrect?A. " A formatter allows you to configure applications on your instance. "

Incorrect:Formattersdo not configure applications; they only modify the form layout for better user experience.

Correct Alternative:Application configuration is done viaSystem ApplicationsorApplication Navigator.

C. " A formatter allows you to populate fields automatically. "

Incorrect:Formattersdo not fill or modify fields.

Correct Alternative:Business Rules, Client Scripts, and UI Policieshandle field population.

D. " A formatter is a set of conditions applied to a table to help find and work with data. "

Incorrect:Thecorrect term for this is a Filter or Condition Builder, not a Formatter.

Correct Alternative:Filters are used inList Views, Reports, and Business Rules.

Reference from Certified System Administrator (CSA) Documentation:📌 ServiceNow Docs – Form Layout and Formatters

🔗 ServiceNow Formatters Documentation

" A formatter is aform element that displays information that is not a field in the recordbut enhances the user experience. "

In ServiceNow, knowledge articles can bemarked for reviewusing the " Flag article " feature. This allows users toindicate issuessuch as outdated content, incorrect information, or necessary updates.

Users can flag an articleif they believe it needs review or corrections.

The flagged article appears in theKnowledge Management Dashboard, where knowledge managers can track flagged articles.

Knowledge managers or owners canreview flagged articlesand make necessary updates or retire them if needed.

How the " Flag Article " Feature Works:

B. Review→ No such option exists in ServiceNow for marking an article for review. However, knowledge managers can schedule article reviews manually.

C. Bookmark→ Used tosavefrequently accessed articles for personal reference but does not indicate that the article needs a review.

D. On Hold→ Applies to workflows or approvals but is not a method for marking an article for review.

Why Other Options Are Incorrect:

ServiceNow Documentation:Flagging a Knowledge Article

CSA Exam Guide:Covers theFlag Articlefunction as a key feature in Knowledge Management.

Reference from CSA Documentation:Thus, the correct answer is:

A. Flag article

TheService Catalogis a core feature in ServiceNow that provides users with a structured interface to request services and products. Thebaseline Service Catalog homepageincludes links to key components that help users navigate and submit requests efficiently. These components are:

Record Producers– These are forms that allow users to create records in tables other than the Request table (e.g., submitting an incident or a change request).

Order Guides– These help users request multiple related items in a single submission, streamlining complex orders.

Catalog Items– These are the individual products or services users can request, such as software installations, hardware requests, or access requests.

Option B: " Order Guides, Item Variables, and Workflows " – Incorrect, becauseItem VariablesandWorkflowsare not direct links on the Service Catalog homepage. Item Variables are attributes of Catalog Items, and Workflows handle backend processing but are not listed as a navigational component.

Option C: " Order Guides, Catalog Items, and Workflows " – Incorrect, because Workflows are not directly linked from the homepage.

Option D: " Record Producers, Order Guides, and Item Variables " – Incorrect, because Item Variables are part of Catalog Items but not a distinct link on the homepage.

ServiceNow Product Documentation - Service Catalog Overview

ServiceNow CSA Study Guide - Service Catalog Fundamentals

ServiceNow Docs: Service Catalog Components

Explanation of Incorrect Options:References from Certified System Administrator (CSA) Documentation:

InServiceNow, theService Catalogis the primary module where users canorder services and productsoffered by various departments. The Service Catalog provides acentralized portalfor users to browse and requestIT, HR, Facilities, Finance, and other departmental servicesin a structured and automated way.

TheService Catalogis aself-service interfacewhere users can request predefined services, products, and resources.

It acts as adigital storefrontfor an organization ' s internal and external services.

Each service request follows aworkflowthat may includeapprovals, task assignments, and fulfillment processes.

Service Offerings:

Users can requesthardware (laptops, mobile devices, monitors), software, access permissions, or HR-related services (e.g., PTO requests, onboarding).

Structured Request Fulfillment:

Each request follows aworkflowwith assigned tasks to the appropriate fulfillment teams.

Example: A request for anew laptopis routed toIT Supportfor approval and processing.

Automation and Approvals:

Some catalog items requiremanagerial or departmental approvalsbefore fulfillment.

Example: Requesting access torestricted applicationsmight need approval from anIT admin.

Integration with Incident, Change, and Asset Management:

The Service Catalog can triggerchange requests, incidents, and asset updatesas part of the fulfillment process.

Access Through the Self-Service Portal:

Users can access theService Catalogvia theSelf-Service Portalfor quick and easy navigation.

What is the Service Catalog?Key Features of the Service Catalog:

Why Option A (Service Catalog) is Correct?TheService Catalogis the correct place toorder services and productsoffered by different departments in ServiceNow.

It provides astructured and automatedway to request, approve, and fulfill service requests.

Why Other Options Are Incorrect?B. Self-Service– TheSelf-Service Portalprovides access to the Service Catalog but is not where services are ordered directly.

C. Service Department– No such module exists in ServiceNow. Departments use theService Catalogto provide services.

D. Customer Service– TheCustomer Service Management (CSM)module is forexternal customers, not internal service requests.

ServiceNow Docs – Service Catalog Overviewhttps://docs.servicenow.com

ServiceNow Learning – Self-Service & Service Catalog Best Practices

References from Certified System Administrator (CSA) Documentation: