According to MS, there is the Office 365 for small businesses exam coded 74-325 that covers these topics:
Administer Microsoft Office 365
Administer Exchange and Lync Online
Administer SharePoint Online
The Small Business version of Office 365 has relatively less to configure, but you are still expected to know SharePoint, Lync and Exchange. We give you knowledge information relevant to the exam specifications. To be able to succeed in the exam, youÕll need to apply your earned knowledge to the question scenarios. Many of the exam questions are written to be less straight forward. They tend to be framed within the context of short scenarios.