They have them here http://www.nictesting.org/testing.html
yes
Your master barbers license can be transferred from state to state in most cases.
where can i find a missouri class E practice test
It's advisable to perform blood test on barbers.
Most barbers are usually required to obtain their cosmetology license in order to practice as most employers want to be assured that their employees are adequately trained to work with customers. This may be different, however, if you are looking to work for a small business owner or in a non-professional capacity.
yes
One can take the commercial drivers license practice test online or at one's local DMV. States' DMVs also offer online practice tests on the DMV website.
Free practice tests for the Washington State drivers license test can be taken online at their website. For the driving test there are several courses that one could practice on with a licensed and insured driver.
If you're referring to drivers license or professional licenses such as for barbers, yes.
Visit the AMTA website they will have state info there
In the US, short answer is no. Some states do not require a barbers license for doing weaves and wig fitters.
Find a barber's training school by checking a resource like BarberTrainingVerwu.com, where you can take classes to get your barber's license.