Wrote a Blog Post
TL; DR:

Workstyle assessment is a type of personality test to determine which of the following types you fall into:
  • Logical, analytical, linear, and data-oriented
  • Organized, sequential, planned, and detailed-oriented
  • Supportive, expressive, and emotionally oriented
  • Big-picture, integrative, and ideation-oriented

In other words, to check if you are a:
  • Focuser (Self-Starter)
  • Relater (Enthusiastic)
  • Integrator (Finisher)
  • or an Operator (Detailer)