ServiceNow Developer Interview Questions and Answers 2021

ServiceNow Developer Interview Questions

If you are looking for a job change or preparing for the new job as ServiceNow Developer, then I have developed the list of ServiceNow Developer interview questions which will brush up yourservicenow developer interview questions skills and boost up your confidence. If you have recently gone through an interview and want those questions to be answered or put here, please do post in the comment section below.

 

How to flush the cache in ServiceNow?

Ans: Write cache.do in hit enter in the application navigator.

How to determine the release name of the ServiceNow instance?

Ans: Navigate to System Diagnostics -> Stats -> Stats or you can also write stats.do in application navigator and hit enter.

What are the client script and types of client script?

Ans: Client script works on the client-side (on the browser), and various activities can be performed based on the type you use, following are the types of client scripts.

OnLoad()

OnSubmit()

OnChange()

OncellEdit()

How do you differentiate between a block of client script and server script?

Ans: If the code contains g_form then it is client-side, and if the code includes gs then it is service side code.

Name some methods of a g_form class?

Ans: Below are some of the methods

g_form.addDecoration

g_form.addErrorMessage

g_form.addInfoMessage

g_form.addOption

g_form.removeOption

g_form.getValue

g_form.isNewRecord()

g_form.getUniqueValue()

How to calculate the date difference and process no of days open?

Ans: Below given two functions you can calculate the dates.

calDateDiff(String startDate, String endDate, Boolean numericValue)

dateDiff(String startDate, String endDate, Boolean numericValue)

How can you update a record without updating its system fields?

Ans: Before update function you can use autoSysFields(false) & setWorkflow(false) this will not update the fields like (sys_updated_by, sys_created_on, sys_updated_on, sys_mod_count, sys_created_by)

Example: inc.autoSysFields(false)/ setWorkflow(false)

Date functions in ServiceNow?

var gdtf = new GlideDateTime("2016-09-31 08:00:00");

gdtf.addDaysLocalTime(-4);

gdtf.addDaysUTC(-5);

gdtf.addMonthsLocalTime(6);

gdtf.addMonthsUTC(7);

gdtf.addSeconds(2000);

gdtf.addWeeksLocalTime(-3);

gdtf.addYearsLocalTime(3);

gdtf.hasDate()

GlideSystem in ServiceNow and its Methods?

Ans: GlideSystem is API through which from the system a set of information can be retrieved, used in server-side scripting.

Top 60 ServiceNow Interview Questions and Answers 2021

Here are the following function which we can use in class glidesystem?

gs.getUser()

gs.getUserByID()

gs.getUserName()

gs.getUserDisplayName()

gs.getUserID()

getFirstName()

getLastName()

getEmail()

getDepartmentID()

getCompanyID()

getCompanyRecord()

Service Catalog

What is the difference between Service Request and Incident?

Ans: Service request is to request for something new or order different services/goods/items and incident is reported when something is broken or not working correctly.

How to show a service request only to some set of users or groups?

Ans: Through user criteria or you can write entitlement script.

What is the difference between record producer and catalog item?

A record producer is for creating a form for portals and fields get mapped from an actual table behind and catalog item is for requesting something and there is request/item and tasks which follows the process.

What are the variables and variable sets?

The variable is the dictionary entry also referred as a question there are 26 types of variables which are used in record producer, items and the variable set is however a collection/group of variables which is reused again and again.

The scripts for catalog form

Ans: Catalog client scripts

Three basic tables that are related to service catalog management

Ans : sc_request, sc_req_item, sc_task

Hierarchical order for service catalog

Ans : catalog>category>catalog item OR catalog>catalog item

Can we create UI policies for catalog form?

Ans: Yes we can get under catalog UI Policies.

How many types of Business rules?

There are four types of business rules

  • Display Business Rule
  • Before Business Rule
  • After Business Rule
  • Async Business Rule

ServiceNow Business Rule Types

 

What is Global BR?

If table is selected as Global in BR, then it will run everytime. So when we create a Global BR we make it as a function.

What is the difference b/w Global business rule and script include

Global BR executes every time whereas Script includes are packages which executes when called.

What is use of Display and query BR?

If we have to execute any server side code on load of a form, then we create a Display BR on that table, so that that code will run on load of the form. Query BR :: When we have to apply some query on a table, so that if that table is queried by any other script then that Query which was created in query BR will be added in that ongoing query.

What is use of Display and query BR?

If we have to execute any server side code on load of a form, then we create a Display BR on that table, so that that code will run on load of the form.

Query BR: When we have to apply some query on a table, so that if that table is queried by any other script then that Query which was created in query BR will be added in that ongoing query.

What is Transform Map?

Answer: Transform map is used to map the source table fields to target table fields. It is used in data load with import set and can also be used in integrations when apply logic on the data.

transform maps servicenow

What is domain separation in ServiceNow?

Answer: ServiceNow allows multiple customer or entity to be onboarded on the same instance and the subtenant architecture allows application data and the process to be separated in the logical grouping is known as domains.

What are different operation is access control list?

  • execute
  • create
  • read
  • write
  • delete
  • edit_task_relations
  • edit_ci_relations
  • save_as_template
  • add_to_list
  • list_edit
  • report_on
  • report_view
  • personalize_choices

acl operations in servicenow

If you have any more ServiceNow Developer interview questions to be added in it please let us know in the comment section we will add it here. You can also comment what ServiceNow Developer Interview questions have been asked from you in the job interview.

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