Typing tests are a fairly common requirement for most library positions.
If you are entering the job market, I would suggest that you take a typing test and keep the certificate for any applications you wish to complete.
If you are a currently enrolled SCC student or are SCC staff, you can take a free, 5 minute timed test in B-151. You must make an appointment for this service. Ask for Son Nguyen at 916-558-2507.
Elk Grove USD
In Sacramento, you may take a typing test with the Elk Grove Unified School District via their EGUSD Proficiency Testing Services.