Your understanding is correct. By default it works from google or any othersite because queryParameterName for keyword is q. Also keep into consideration many sites have custamized to change the queryParameterName to some thing else other than q.  In that case your use case might fail.

Segmentation helps to design your strategies of targeted content. All the documents at [1] should give you a complete picture. The 'referral keywords' is just another store property to help for decision which will be passed from reference site. Client-context   is best way to simulate...    I create...

Not available out of the box. You need to restrict by custom permission settings.https://helpx.adobe.com/experience-manager/kb/remove-features-welcome-screen.html

It is jcr api & should not be changed afaik.  Please file support request

Out of the box authors have default replication agents & reverse replication configured to publish with default crendentials admin/admin.  You  have changed the publish credentials but not the agent.  go to replication agent & configure the right password and error will go away.https://docs.adobe.co...

Seems like the  page is not available in the bindings, use sling binding resource as fall back.Page currentPage;                if (bindings.get(WCMBindings.CURRENT_PAGE) != null) {                    currentPage = (Page) bindings.get(WCMBindings.CURRENT_PAGE);                } else {               ...

If you are using saml [1] then it is simple as IDP takes care of everything.  In fact that is the standard most common implementation i have seen so far in AEM and is simple also..   in case you are not using saml then need custom authentication handler implementation & no out of the box option avai...

Technically user should have write permissions on '/jcr:system/jcr:versionStorage'.As the jcr:system & jcr:versionStorage are protected, the ACL's cannot be added explicitly on these nodes. The only way is to provide a user the read/write permissions at root(/) level which gives them read/write perm...

You made it part of template & can;t remove it. Following are the option..1)  create another component that uses the earlier one as its super type. In the new component remove the include. On all the existing content fix the node structure and to point to new component.OR2)   Make  use the "BYPASS_C...

Seems like during translation somewhere missing encoding support. Engage official support channel to debug the issue.