ServiceNow Application Development

Notifications with a weight of __ are always sent.

0

Script Include Creation Process

1. Create Class 2. Create prototype 3. Initialize function

Application Properties Creation Process

1. Create a System Property Category 2. Add Properties 3. Order Properties 4. Create Properties Module

Making a Glide Record Query

1. Create a glide record object for the target table var myObj =new GlideRecord ('table_name'); 2. Build the query conditions myObj.addQuery('category','=','hardware'); myObj.addQuery('priority','=',1); 3.Execute the query myObj.query(); 4) Process the returned data with Script logic 5) If updating records, do not forget to update: myObj.update();

Calling a Script Include

1. Create a new GlideAjax Object: var gaDesc = new GlideAjax 2. Pass Parameters, all parameters begin with Sysparm_ reserved parameter. Sysparm_name identifies the method: var gaDesc = new GlideAjax gaDesc.AddParam('sysparm_name','alertGreeting'); gaDesc.AddParam('sysparm_user_name','Ruth'); 3.Make the async call to the server 4.Callback function to process the returned data.

Process for Importing Data

1. Identify Data Source 2. Load Data 3. Review Import Set 4. Create Transform Map

Importing Data - High Level Process

1. Load Data - System Import Sets > Load Data 2. Create Table - Create table and provide a label 3. Choose excel file. 4. Submit 5. Create Transform Map 6. Transform

Maximum Notification size including attachments is __ MB.

26

Application Property

A configurable application parameter that can be used to pass values to scripts

Two Coalesce Fields - One Matches and the other does not

A new record is created.

REST Publisher

Accomplished by creating a new inbound web Service; publishes a web services that can be consumed by a third party.

Accessible From - Options

All Application Scopes This Application Scope Only

Application Artifacts

All of the "application files" comprising an application. Artifacts include but are not limited to: Access controls, business rules, script includes, tables, client scripts

Runtime Access Tracking

Allows administrators to manage script access to application resources be creating a list of script operations and targets that the system authorizes to run

Table - Allow Configuration

Allows other application scopes to write scripts for this table.

Table - "Allow Access to this table via web Services"

Allows web Service Access. Only available on tables that are accessible from "All application scopes"

Script Include Configuration Options

Application - Global or scoped. Whatever your target scope is. Accessible From - Two options: • This Application Only • All Application Scopes Client Callable - Makes it available to client scripts, list/report filters, reference qualifiers, or if specified as part of the URL.

Flow Designer Trigger Types

Application = Includes metricBase and Service Catalog Record - Created updated, created or updated Scheduled - daily, weekly, monthly, once, repeat

Flow Trigger Types

Application, Record, Scheduled

Script Intellectual Property Protection

Applies to UI Actions and Script includes. Applies when an application is installed from the store.

ACL - Table.None

Applies to a tables records, must have to view

ACL - Table.*

Applies to every field on a record where there is no field specific ACL

ACL - Table.Field

Applies to one field on a record

Application Module Link Types

Assessment Content Page Documentation Link Homepage HTML (from Arguments:) List Filter List of Records Map Page New Record Run a Report Script (from arguments:) Search Screen Separator Single Record Survey Timeline Page URL (from Arguments:)

Scheduled Script Execution

Automated piece of logic which executes at a specific time and / or on a recurring basis.

Annotations

Can be added using the form designer and include info boxes (both red and blue)

Virtual Agent

Can be used to automate IT Requests and Incidents. Good for less complicated scenarios.

Glide Form API

Client Side API that allows for the customization of forms. glide.form.js is the class containing the methods.

Glide User API

Client side API that provides access about the current user and their current roles; avoids the slower glideRecord queries to get this info.

Merge

Combining changes from different branches, or local vs remote changes

Fork

Copy of a repository under a new account (including branches)

Branch

Copy of an app's files under the same account

Studio Application Creation Option - Start From Scratch

Creates an empty application

REST API Explorer

Creates endpoints, methods, and variables used to send REST requests to the ServiceNow system.

Table - Application Access - Options

This Application Scope Only All Application Scopes

Override application menu roles

This option gives module-level access to a role that is not authorized to see the application. User must have the role specified in the module to view said module from the left nav menu.

UI Policy - Execute if false

This script block will only run if the "Reverse if False" option is selected.

Field Watcher

Tracks and displays information about actions ServiceNow performs on a form field.

Flow Anatomy

Trigger -Activity that initiates, can be record or time based Condition - Statement to determine when or how an action runs Action - Operation to be executed (Reusable) Executions - List of executions

Blank ACL Fields Evaluate to _____

True

Do not add custom fields to a base table.

True

True / False - Client Scripts can call server side Script Includes

True

Application Deployment Options

Update Sets, Application Repository

ACL - Easily Exclude fields

Use a Table.* ACL

Client Script Calls are Returned in the ___ format by default

XML

REST Consumer

accomplished by created a new Outbound REST message; invokes or consumes a a published web service.

Form Designer

add, modify, create, or delete fields, views, sections / tabs from a form.

Common Glide form Methods

addErrorMessage(''); - displays error at the top of the form addInfoMessage(''); - displays an info message at the top of the form clearMessages(); - clears all messages from the top of the form showErrorBox(); - shows an error box under the target field showFieldMsg(); - shows an informational message under a field, can be an error, info, or warning type. hideFieldMsg(); - removes field messages getValue() getReference(); setValue(); clearValue(); addoption(); clearOptions();

Form View

allows different users to see form data in different ways; works on fields, layout, scripts.

Table API

allows you to query, create, update, and delete a table's records. Table API is the default API in the REST API Explorer

Script Include Naming Convention

camelCase

Virtual Agent Plugin

com.glide.cs.chatbot

Integration Hub Plugin

com.glide.hub.integrations

Title-less Form Section

continues the previous section, allows you to combine multiple form layouts.

Studio Application Creation Option - Start from global

create a legacy global application

Common Glide System Debug Methods

debug() error() info() warn() isDebugging()

UI Policy

defines the behavior and visibility of fields on a form; options are mandatory, visible, and read only

Transform Map

determines the relationships between fields in an import set and fields on an existing table.

Syntax Editor hotkey - Control + Spacebar

displays a list of valid elements at the cursor's current position.

ACL - Easily Include fields

do NOT use a Table.* ACL

Flow designer ______ support the use of subflows

does

REST API Explorer Stub Code

does not extract info from the web service response. Developers will have to write the code for processing the response.

True / False - You can only have one Coalesce field

false

Number of ACL's created with a new table

four

the global object ______ is used to access glide form methods.

g_form

the global object ______ is used to access glide user methods.

g_user

Common Glide System Object / Table Methods

getProperty() getPreference() getDisplayColumn() tableExists() nil() eventQueue() print() log() logError() getMessage()

Common Glide System User Object Methods

getUser(); getUserName(); - Returns the user name or User ID getUserID(); - Returns the sys ID getUserDisplayName(); - Returns the display name hasRole();; hasRoleInGroup();

setSectionDisplay

glide form method for showing or hiding an entire form section

the global object ______ is used to access glide system methods.

gs.

Script to Fire an Event

gs.eventQueue("event_name",current,myString1,gs.getUserName());

Common Glide User Methods

hasRole hasRoles hasRoleExactly userID - Returns the sysID

Notifications with the _____ ____ ____ are given priority and sent.

highest weight value

Inbound Email - Sender is blocked / Locked out

inbound email actions fail

Unauthorized Script Access

is skipped in ServiceNow and is controlled by Application Access settings. Set on a table by table basis

Document Feeds

live feed group that is associated with a record, such as an incident or change

Application Repository Requirements

must have a valid subscription, matching application scope, and network access.

Document Feed Configuration Roles

personalize_dictionary or admin

Studio Application Creation Option - Create a custom application

start with a table, menu, and simple access controls.

Glide Record

used for database operations instead of writing SQL queries

JavaScript Reserved Word

words that are not able to be set as a variable within a JavaScript script. For Example, class, default, switch, return.

Field Watch Logs Activity When

Default Value is Set Access rights change due to an ACL or Dictionary Setting Data Policy Reference Qualifier UI Policy Field value changes due to various types of scrips

Application Scope

Determines which application artifacts are available to other parts of Service Now

Outbound Emails can be Triggered when an ____ __ ____ or when a _____ __ ______ __ ______.

Event is fired, Record is Inserted or Updated.

Integration Hub

Expands flow designer to provide low t o no code integrations with third party apps

ServiceNow Studio Does Not Allow for

Form Layout Previous number check Push to update set Testing of the application Script intellectual property protection Ability to merge branches Ability to add data

Syntax Editor Coloring

Green - Comments Purple - JavaScript command Blue - Strings or reserved words

Debugging Colors

Green / Blue checkmark - Pass Red - Failure Grey - Skipped

Form Designer Anatomy

Header Field Navigator Form Layout

Studio Anatomy

Header - Displays menus and controls, file menu, source control menu, create app file menu Application Explorer - Displays a list of application files by type Content Frame - Displays each record in its own tab Status Bar - Displays info about the app and source control integration

ServiceNow Studio

IDE-Like interface to build custom applications, create or modify application files, and work in a tabbed environment.

ServiceNow supports both ______ and ______ web services.

Inbound (provider), outbound (consumer)

REST HTTP Status 200

Indicates the post was successful. Does not mean you are receiving expected results.

Flow Action Designer Consists of

Inputs - values passed into the action Steps - sequential units of logic Outputs - Data resulting from the finished action, can pass data to actions in the same flow

Flow Actions are Made up of

Inputs, steps, outputs

Studio Application Creation Option - Start from a Service

Keep original service in production and develop your new application to replace it when you are ready

Syntax Editor - Period after Class name

Lists methods available for the class you are currently using.

Syntax Editor - Open Parenthesis after valid class, function or method

Lists the expected parameters to assist with script writing.

Stash

Locally stored set of all local changes, used to move changes between branches

Coalesce

Makes a field a record's unique key. If a field is matched against this the record will be updated.

Client Scripts

Manage the behavior of forms, fields, and lists in real time. Allows for the showing and hiding of fields, modifying choice options, or making things mandatory.

Access control search order goes from ______ to ______

Most specific, most generic

Scheduled Script Executions are _____ triggered by actions taken by users or by modifications to records

Never

ACL - If access is denied to a row

No field level rules can grant access

Script Intellectual Property Options

None - Anyone who installs your app can view and modify the script on the instance. Select this to allow other devs to customize the script Read Only - Allows anyone who installs your app to view your script, other developers can read but not edit your script Protected - Prevents anyone who installs your app from viewing or modifying the script; prevents other devs from seeing or modifying your script.

Runtime Access Tracking Options

None - Application scripts can access resources from other applications as long as the table-level access settings allow it. Tracking - The system runs the tracked operation as long as the table-level access settings allow it. Enforcing - The system blocks the tracked operation from running until an Administrator manually changes the status to Allowed and the table-level access settings allow it.

Form Mobile View

Only has one column. Sections with two columns will only display one on the mobile view.

Develop a custom application

Only if you are solving a business problem.

Mapping Assist Utility

Provides a visually intuitive environment for specifying mapping between import set fields and production table fields. Allows for drag and drop configuration.

Table - Application Access

Provides runtime protection from application tables against read, write, create, and delete operations from scripts and web services.

DO NOT practice using the ____ ___ ________ on the production instance.

REST API Explorer

Glide System API

Service Side API that provides a number of convenient methods to get info about the system, logged in user, etc.

ServiceNow JavaScript Engine

ServiceNow uses the ECMA Script 5 standard based upon Rhino Version 1.7 R5

Auto Mapping Utility

Simplest method for mapping; matches field names of the import set with fields on the target table. Found on the related list of the transform map.

Script includes

Store JavaScript functions and classes for use by server-side script objects. Defines either a function or an implementation of a ServiceNow class. Only run when called by a script. Often used to enable different components to reuse server code and to make server code available to client-side calls.

Inbound Email - Sender Does Not Match Existing User

System impersonates the guest user to complete inbound email actions

Inbound Email - Sender Matches Existing User

System impersonates the user to complete the inbound email actions

ServiceNow Studio Allows for

Tabbed environment Code search Quick creation of scripts and files Push Global application files management

Client Script Configuration Options

Table - specifies the table the form or list is related to. UI Type - Desktop Only, Mobile / Service Portal, All Type - When to run, options include onChange, onLoad, OnCellEdit, onSubmit

ACL - If access to a row is allowed but the field is denied

The field is not visible

ACL - If access to a row is allowed and access to a field is allowed

The field is visible