ASQ Certified Quality Inspector
Build your capability in quality management and process improvement.
Start with an enquiry. No payment is taken on this page.
Connect this course to your goals
Review the course outline below to see the topics covered. Tell us which responsibilities or workplace challenges you want to address so we can help you assess the fit.
Learning points are drawn from the existing course outline. Confirm the current syllabus and qualification requirements before booking.
Who is this course for?
Professionals exploring this subject for their work or development. Share your role and goals with our team to check that the course level is right for you.
Before you join
Entry requirements have not been confirmed for the next intake. Ask us to check any prior knowledge, experience or qualifications needed for your chosen pathway.
Course participation, passing an assessment and gaining a professional credential may have different requirements.
Request dates & feesA conversation with DU&T in Nigeria.
Contact our team in Ikeja, Lagos to discuss your course choice, group requirements and the next steps.
Meet the DU&T management team →Verify before you book
Ask for the named trainer’s profile, relevant credentials and the awarding body for your chosen course. Management profiles are not a confirmation of your assigned trainer.
Your course outline
This is a previously published outline, not a current booking offer. Any dates, fees, payment instructions, qualification versions or partner details within it require reconfirmation. Do not pay using historic instructions.
Read the existing course outline
- 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)
Want to see the teaching materials?
Ask whether a sample lesson or workbook is available for this course. The outline above shows the published content; it is not a sample of the paid teaching materials.
Request dates & feesYour questions, answered.
What is the full fee, and what does it include?
Request a written quotation confirming currency, VAT or other applicable taxes, tuition, materials, assessment or exam fees, certificate charges and any resit costs. A historical fee in an outline is not a current quotation.
How will I be assessed, and which certificate can I receive?
Assessment and award requirements depend on the course and awarding body. Ask for the exact assessment format, pass requirements, credential title and verification method. Training completion does not automatically confer professional certification or certify your organisation.
What support and learning access are included?
Confirm tutor support, learning-material access period, recordings if offered, technology requirements and teaching language for your chosen option before booking.
Can I cancel, transfer or change the intake?
Ask for the applicable cancellation, refund, transfer and rescheduling terms in writing before making a payment. These are not confirmed by submitting an enquiry.
What happens after I send an enquiry?
Your course choice and any preferences you provide are sent to DU&T. Discuss suitability and request confirmed dates, fees and terms. An enquiry is not an enrolment, reservation or payment.
Let’s plan your learning.
ASQ Certified Quality Inspector
- Tell us your preferences.
- Request a confirmed option and itemised quote.
- Review the requirements and terms before booking.
No card details or payment required. Your contact details are sent to our team, not displayed publicly.
Prefer to talk? +234 803 374 6076