National Public Safety Dispatcher Selection Inventory (NPSDSI)


Exam Highlights:

The NPSDSI is IOS’ first generation entry-level dispatcher examination. This is an audio-based, job-simulation assessment that is easy to administer and measures critical dispatch skills, such as listening comprehension, problem-solving, multitasking and composure under stress as required in a typical dispatch setting. The examination contains questions from multiple stimuli inputs (audio-based and visual-based). All examination instructions and timing prompts are embedded in the audio-based examination.

Exam Features:

  • Parallel Forms: One (1)
  • Length: 55 questions
  • Administration Time: 2 Hours

Measurement Domains:

Cognitive Ability:

  • Oral Comprehension
  • Problem Analysis/Problem Solving
  • Spatial Orientation
  • Selective Attention
  • Information Ordering

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National Public Safety Dispatcher Selection Inventory - NPSDSI