ServiceNow ITSM Interview Question

[may13]

          !! ServiceNow Interview Question and Answer!!

 What do you mean by the term “Application” in ServiceNow?

• Application is a group of modules that provides related information.
• For example, a change application provides information related to the change process. It consists of modules like create change tickets, view change tickets, etc.

What do you mean by “Dictionary “?

• It is a table which maintain the information of all tables and fields

OR

• The system dictionary is a table, called Dictionary Entry [sys_dictionary] that contains details for each table and the definition for every column on each table in an instance.

What do you mean by “Schema Map“?

• The schema map displays the details of tables and their relationships in a visual manner.

What is use of inherit in table?

• Allows a table to inherit some of its column attributes from one or more other tables, creating a parent-child relationship

What is the difference between Base Table and Core table?

Base table

• Base table is table that has no parent
• If a table is extended but itself is not extending another table, it is called base table.
• Ex: Task table is both base and parent table.

Core table

• Core tables are created by service now and provided with the base system.
• Task table is a core, parent, and Base table.
•  Incident and User tables are few other core tables
• Base table may be a core table (as task table is base as well as core), but it is not necessary that core table is always to be a base table.

What is a view in ServiceNow?

• A view defines the elements that appear when a user opens a form or a list,

What is major incident?

• A major incident is a highest-impact, highest-urgency incident that affects a large number of users, depriving the business of one or more crucial services.

What is List Collector Variable Type in ServiceNow?

• List collector is a catalogue item variable type in ServiceNow where we can select multiple values or records of a referencing table in a single go,
• Actually, it is having slush bucket where we can select and deselect multiple values or records easily
• List collector variable slush bucket displays a maximum number of 100 items in a list

How to check version of ServiceNow?

• In URL after com just Type "stats.do"

What is cascade variable?

• Cascade Variables (once you will click on tick box) are used to allow functionality of using to same value into different catalogue item by pulling from initial form.

What is glide session?

• The scoped GlideSession API provides a way to find information about the current session.
• There are no constructors for creating an instance of a scoped GlideSession object.
• Instead, use the getSession () method of the scoped GlideSystem API.

 What is impersonation in ServiceNow

• allows users with the appropriate roles (typically admin or impersonator) to temporarily assume the identity of another user for testing and troubleshooting purposes

What Is Discovery?

• Yes it is used to import Different Configuration item Into Different Classes OF CMDB.

Difference between Configuration And Customization

• Configuration
• Configuration uses the inherent flexibility of the enterprise software to add fields, change field names, modify drop-down lists, or add buttons.
• Customization
• Customization involves code changes to create functionality that is not available through configuration.

What is the use of autoSysFields'

• autoSysFields' is used to disable the update of 'sys' fields (Updated, Created, etc.) for a particular update.
• Example - when you need to perform a mass update of records to true up some of the data but want to retain the original update timestamps,

 Difference between == and ===

• = = in JavaScript is used for comparing two variables, but it ignores the Data type of variable.
•  = = = is used for comparing two variables, but this operator also checks Data type and compares two values

What is Dictionary Override

• Use a dictionary override to allow a field in a child table to have a different value or behavior than the same field in a parent table.
• For example - a dictionary override changes the default value of the priority field from 4 in the parent table to 5 in the Incident table.

What is Data Lookup Rule in ServiceNow

• The data lookup define rules that automatically set one or more field values when certain conditions are met.
• Example-automatically set the incident Priority based on the incident Impact and Urgency values.

What is the purpose of setWorkFlow(e)

• It is used to enabling or disabling the execution of business rule that are subsequent action triggered.

What is setWorkflow(false)

• Does not run business rules

Difference between autoSysFields(false) and  setWorkflow(false)

• autoSysFields(false) – does not update system fields.
• setWorkflow(false) – does not run business rules

What is a Reference qualifier? tell me the types of refrence qualifier

• Reference qualifiers are used to restrict the data that is selectable for a reference field.
• There are 3 types of reference qualifier –

           1) Simple

          2) Advance

          3) Dynamic

Name the searching technique used to search a record or text in ServiceNow.

• In ServiceNow, Zing is the searching technique that performs all text searches.

What do you understand by HTML Sanitizer?

• The HTML Sanitizer is used to automatically clean up HTML markup in HTML fields.
•  It protects against security concerns and removes unwanted code.

Table name :-

• Ui Policy - sys_ui_policy
• Business Rule - sys_script
• Client Script - sys_script_client
• Catalog Item-sc_cat_item
• Report - sys_report
• Update Set - sys_update_set
• View records    - sys_ui_view

[Mark Manders]

You do realize that answering your first question with that answer, will probably cause the interviewer to ask you to leave? Or are you applying to a job in 2014?

[Dha12n]

@may13   Thank you for sharing this information; it will be helpful for beginners.