servicenow developers training modules

Question 1

What do Server Side scripts have access to?

Answer 1

The database, The current record, The previous record, the full system API

Question 2

What do Client Side scripts have access to?

Answer 2

The UI elements in the browser, The current form, The current value of fields

Question 3

For the following component, what is the description: Business Rules

Answer 3

Perform operations on table data when it is displayed, inserted, updated, deleted, or queried. They are similar to RDBMS triggers, but with a full server-side API to support them.

Question 4

The following component is often used for what purpose: Business rules

Answer 4

It is often used to validate Data and Trigger events

Question 5

For the following component, what is the description: Script Includes

Answer 5

Script includes are used to store JavaScript functions and classes for use by server-side script objects. Each script include defines either a function or an implementation of a ServiceNow class. Script includes only run when called by a server script.

Question 6

For the following component, what is the description: Events

Answer 6

Run when specific conditions occur on the system to trigger script actions.

Question 7

For the following component, what is the description: Script Actions

Answer 7

Run when a specific event is triggered to determine how the system handles it

Question 8

For the following component, what is the description: UI Actions

Answer 8

Add buttons, links, and context menu items on forms and lists to allow users to perform application-specific operations

Question 9

For the following component, what is the description: Client Scripts

Answer 9

Run JavaScript on the browser to perform operations on form and list data

Question 10

For the following component, what is the description: UI policies

Answer 10

Perform operations on form data or fields, such as making fields mandatory, visible, or read-only.

Question 11

The following component is often used for what purpose: Script includes

Answer 11

Enable different components to re-use server code and to make server code available to client-side calls

Question 12

The following component is often used for what purpose: Events

Answer 12

Identify and log when certain conditions are met, such as when an incident is opened or closed.

Question 13

The following component is often used for what purpose: Script actions

Answer 13

Automate a response when a specific even occurs, such as send and email notification when an incident is opened.

Question 14

The following component is often used for what purpose: UI actions

Answer 14

Enable users to perform a specific action, such as resolve an incident

Question 15

The following component is often used for what purpose: Client Scripts

Answer 15

Enforce client-side validation requirements, such as making certain an end date is after a start date

Question 16

The following component is often used for what purpose: UI Policies

Answer 16

Enforce data policies from the UI, such as make a field required on first entry and then read-only afterwards

Question 17

What is the description for the following class, object, or method: function onSubmit()

Answer 17

A JavaScript function call that occurs whenever the user submits form data. Enclosing code in a function prevents the system API from erroneously re-using variable values in different scopes.

Question 18

What is the description for the following class, object, or method:
g_form.getValue(‘end_date’)
g_form.getValue(‘start_date’)

Answer 18

A JavaScript API call to the GlideForm class. In this case, to use the getValue() method to get the value of the end_date and start_date fields.

Question 19

What is the description for the following class, object, or method:
g_form.clearMessages()

Answer 19

A JavaScript API call to the GlideForm class. In this case, to use the clearMessages() method to remove an previous error and info messages.

Question 20

What is the description for the following class, object, or method:
g_form.getLabelOf(‘end_date’)

Answer 20

A JavaScript API call to the GlideForm class. In this case, to use the getLabelOf() method to get the label of the end_date field.

Question 21

The following characteristics describe what:

1. A type that determines when they run in relation to database operations.
2. A list of database operations that can trigger them.
3. An action that can do one or more of the following - Set one or more field values, display a message, abort the current database operation, run custom code

Answer 21

These describe a Business Rule

Question 22

When does the following Business Rule type run and what is it used for: Before

Answer 22

runs: after the user submits the form but before the system takes any action on the record in the database.
use to: Validate data before inserting or updating into the database

Question 23

What is the description for the following class, object, or method: After

Answer 23

After the user submits the form and after the system takes action on the record on the database
used to: Perform calculations or business logic on data, such as updating totals or counts

Question 24

What is the description for the following class, object, or method: Async

Answer 24

As an asynchronous scheduled job in the background after the user submits the form and after the system takes action on the record in the database
used to: Perform calculations or business logic on data in the background. Allows the system to do other tasks, such as loading a form or running other business rules.

Question 25

What is the description for the following class, object, or method: Display

Answer 25

Before the system displays the form to the user and just after the system reads a record from the database
used to: Perform calculations or business logic on data that may affect user input, such as the current price of a catalog item.

Question 26

What is the description of the following Class, object, or method: Class.create()

Answer 26

A JavaScript API call to create a class

Question 27

What is the description of the following Class, object, or method: initialize: function(mrkevent)

Answer 27

A function declaration that defines one parameter mrkevent

Question 28

What is the description of the following Class, object, or method: current.sys_id

Answer 28

A dot-walking reference to the value of the Sys ID field of the current record. The Sys ID uniquely identifies the record like a foreign key in a SQL query. See Dot-walking

Question 29

What is the description of the following Class, object, or method: current.budget

Answer 29

A dot-walking reference to the value of the budget field of the current record. See Dot-walking

Question 30

What is the description of the following Class, object, or method: totalCost(mrkevent)

Answer 30

A reference to the totalCost script include with a parameter input

Question 31

What is the description of the following Class, object, or method: getCost()

Answer 31

A reference to the getCost function of the totalCost script include

Question 32

What is the description of the following Class, object, or method: gs.addErrorMessage

Answer 32

A glidesystem method to display an error message on the top of the screen. See GlideSystem API reference