ASQ Certified Quality Inspector
Exam Preparatory Course
- TECHNICAL MATHEMATICS (16 Questions) A. Basic Shop Math Solve basic shop problems using addition, subtraction, multiplication, division, fractions, decimals, squares, and square roots. Use various methods to obtain significant digits for positive and negative numbers, including truncating, rounding up, and rounding down. (Application) B. Basic Algebra Solve or simplify first-degree and single-variable equations. (Application
- METROLOGY (30 Questions) A. Common Gages and Measurement Instruments 1. Variable gages Identify and use variable gages, including micrometers, calipers, thread wires, pitch micrometers, linear scales, etc. (Application) 2. Attribute gages Identify and use attribute gages, including snap, plug, and thread gages, gage blocks, pins, etc. (Application) 3. Transfer gages Identify and use transfer gages, including small-hole gages, radius gages, spring calipers, etc. (Application) 4. Measurement scales Describe and distinguish between dial, digital, and vernier scales. (Comprehension) B. Special Gages and Applications 1. Electronic gaging Identify and describe basic tools used with electronics such as oscilloscope, multimeter, pyrometer, etc. (Comprehension) 2. Automatic gaging Identify and describe basic components of automatic gaging, such as machine vision, ultrasonic, X-ray, laser, etc. (Comprehension) Note: The use of these components is covered under 3D1. 3. Pneumatic gaging Identify and describe basic components of pneumatic gaging, including air columns, probes, rings, etc.
- INSPECTION AND TEST (30 Questions) A. Geometric Dimensioning and Tolerancing (GD&T) 1. Blueprints and engineering drawings Define and interpret various sections of technical drawings, including title, tolerance, and revision blocks, notes, scale, etc. (Application) 2. Terminology and symbols Define and interpret drawing views, details, etc., for product specifications or other controlling documents, and define and use various terms and symbols from the ASME Y14.5M Standard. (Application) 3. Position and bonus tolerances Calculate these from various drawings. (Analysis) 4. Part alignment and datum structure Determine part alignment and setup using the datum structure. (Analysis) B. Sampling Define and interpret terms such as acceptable quality level (AQL), random sampling, lot size, acceptance number, sampling plans, inspection type, timeliness, etc. (Application) B. Inspection Planning and Procedures 1. Inspection planning Define and distinguish between inspection types such as incoming material, first article (first piece), in-process, final, etc., and identify in what order they should be applied. (Application) 2. Inspection errors Identify potential inspection errors such as bias, fatigue, flinching, distraction, etc. (Application) 3. Product traceability Identify methods to trace products and materials such as age control, shelf life, and first-in first-out (FIFO).
- QUALITY ASSURANCE (24 Questions) A. Basic Statistics and Applications 1. Measures of central tendency Calculate mean, median, and mode. (Application) 2. Measures of dispersion Calculate range, standard deviation, and variance. (Application) 3. Measures of proportion or percentage Calculate these measures for various data sets. (Application) 4. Graphical displays Define, interpret, and distinguish between graphical displays, such as histograms, scatter diagrams, tally sheets, bar charts, etc., and apply them in various situations. (Application) 5. Normal distribution Define the characteristics of a normal distribution, such as symmetry, bell curve, central tendency, etc. (Comprehension) B. Statistical Process Control (SPC) 1. Common and special causes Explain the difference between these causes of variation. Determine whether a process is in or out of statistical control by analyzing data patterns (runs, trends, hugging, etc.), and identify what actions should be taken in response. (Evaluation) 2. Control limits vs. specification limits Define, describe, and distinguish between these types of limits. (Application) 3. Variables charts Identify characteristics and uses of X R and X s charts. (Application) 4. Attributes charts Identify characteristics and uses of p, np, c, and u charts. (Application)