Business & farm

Yes.  You enter the 1099Misc or you can enter cash income.

To fill out Self Employed income and expenses Log into your account and click orange Take me to my return button

Type schedule c in the Search box in top right corner and hit enter

Click on jump to schedule c and this should bring you to the Did you have any income and expenses for a business in 2016? screen and you choose Yes there and follow the prompts.

To enter cash income without a 1099Misc into the Online Self Employed version,   if you see a Business tab at the top, after Personal Info, follow the instructions to enter the cash as General Income.  If you do not see a Business tab you have a Federal tab, choose the second topic of Additional Income underneath the 1099-Misc income topic.