In which career field, would the Computing Technology Industry Association's CompTIA A+ certification be useful?

Computing Technology Industry Association's CompTIA A+ certification:

Founded in 1982, CompTIA was formerly known as the Association of Better Computer Dealers. A+ certification from CompTIA denotes the entry-level competency as computer technician.

With the Computing Technology Industry Association certificate we can be employed in the following positions,

The earning potential for the A+ certification holders increases along with the experience and the responsibilities that they take up.

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