Scripting Module 2

Question 1

What is a client script?

Answer 1

Manage the behavoir of forms, fields and lists in real time

Question 2

When does an onLoad client script run?

Answer 2

script runs when a form loads and before control is given to the user

Question 3

When does a onSubmit client script run?

Answer 3

Script runs when a form is save or submitted

Question 4

When does a onChange client script run?

Answer 4

Script runs when a particular field value changes.

Question 5

What parameters does the onChange client script have?

Answer 5

control
oldValue
newValue
isLoading
isTemplate

Question 6

When does a onCellEdit client script run

Answer 6

Script runs when a field is edited from a list view

Question 7

What parameters does the onCellEdit client script have?

Answer 7

sysIDs
table
oldValues
newVlaue
callback

Question 8

What are the most popular client side API’s

Answer 8

g_form
g_user
g_scratchpad

Question 9

What are common used g_form methods?

Answer 9

flash()
showFieldMsg()
getValue()
setValue()
clearValue()
addOption()
clearOption()
getSections()
isNewRecord()
addFormMessage()
clearAllFormMessages()

Question 10

What does g_form.getValue() do?

Answer 10

Retrieves a field value from the form. Always returns as string
Text field - returns the content
Choice list - returns the value not the label
Reference - returns the sys_id

Question 11

What are the g_user properties?

Answer 11

firstName
lastName
userID
username

Question 12

what are the g_user methods?

Answer 12

getClientData()
getFullName()
hasRole()
hasRoleExactly()
hasRoleFromList()
hasRoles()

Question 13

What script debugging strategies are available?

Answer 13

ServiceNow built in debugging tools
–script debug messages (addInfoMessage and addErrorMessage())
–JavaScript Log and jslog()
–Response Time Indicator
Javascript debugging tools
–alert()
–try/catch
Browser tools (javascript console, web console
Third party tools