In the interview, the following competencies may be evaluated: Judgment and Decision Making; Safety Focus; Initiative; Conscientiousness, Customer Service; Teamwork; Oral Communication; and Job Knowledge, including knowledge of: principles of electricity and electronic theory including DC/AC; common sources of trouble in communications systems and various communication systems problems; methods of installing, servicing, rebuilding, and repairing communications systems; electronic test equipment, tools, and materials used in the construction, servicing, installation, and repair of communications systems; radio communication systems; voice network systems sufficient to troubleshoot, install, and/or repair; subnet masks; safety precautions and hazards in working on or installing electronic and communications equipment; and the ability to understand, prepare, and work from communications plans, schematic, diagrams, sketches, drawings, and cable records; configure, test, and evaluate hardware; mount equipment on towers and vehicles; test and adjust RF Microwave/base and mobile radio receivers and transmitters to system specifications and/or FCC rules and regulations; differentiate wire and cable colors; identify faults in data cabling; use computers to configure or process information on data network equipment; use and interpret network testers, software and cloud based testers, and protocol analyzers; and other necessary skills, knowledge, and abilities. In the qualifying multiple-choice test, the following competencies may be evaluated: Safety Focus; Customer Service; and Job Knowledge, including knowledge of: principles of electricity and electronic theory including DC/AC; common sources of trouble in communications systems and various communication systems problems; methods of installing, servicing, rebuilding, and repairing communications systems; electronic test equipment, tools, and materials used in the construction, servicing, installation, and repair of communications systems; radio communication systems; voice network systems sufficient to troubleshoot, install, and/or repair; subnet masks; safety precautions and hazards in working on or installing electronic and communications equipment including the proper safety use and care of hand and portable power tools; and the ability to understand, prepare, and work from communications plans, schematic, diagrams, sketches, drawings, and cable records; differentiate wire and cable colors; and other necessary skills, knowledge, and abilities.