300+ NDT Level II Interview Questions and Answers (2026) | Ultimate ASNT Guide

Whether you're preparing for an ASNT Level II, PCN Level II, ISO 9712, or a company interview for oil & gas, fabrication, aerospace, power plants, or manufacturing, this guide is designed to help you succeed.

It includes the most commonly asked interview questions for NDT methods

Ultrasonic Testing (UT)
Radiographic Testing (RT)
Magnetic Particle Testing (MT)
Liquid Penetrant Testing (PT)
Visual Testing (VT)
Phased Array Ultrasonic Testing (PAUT)
Time of Flight Diffraction (TOFD)
Eddy Current Testing (ECT)
Welding Inspection
QA/QC
NDT Codes and Standards