AD0-E201試験無料問題集「Adobe Analytics Developer 認定」

An implementation requires custom code in Adobe Experience Platform Launch that sets an eVar.
The code looks like this:

However, when the rule executes, the following error appears in the browser's console:

What are two possible cause of this error? (Choose two.):

Assuming that all data will be collected from an on-page data layer, when should a data layer property be updated and called by its data element so that the value is accurate for the link click?

An Analytics developer placed the doPlugins() function in the code editor of the Adobe Analytics extension to populate the s.campaign variable. Then, the developer created a rule to populated the s,compaign variable on a specific landing page.
When validating the value of the s,compaign variable on the specific landing page, it shown the doPlugins() value for the campaign variable.
What would cause this issue?

When testing, the Adobe Analytics beacon is not firing. There is a JavaScript error in the console that says
''TypeError: Error is not a function''.
Which is the probable cause of the error?

A particular campaign ID, 'email123 is present in the Tracking Code report. Howver when viewing the Campaigns report, no data relating to this tracking code can be found.
What is the cause of the missing data/

Some variables are being populated correctly in you implementation and others are not Which of the displayed variables uses the correct case?