Applied assessment — quality at source on the sewing line

Module quiz

6 questions on Module 3 — Sewing Quality. Answer them all, then check your score before moving on. 5 correct or more is a pass. Your best score is saved on this device, and to your account when you are signed in. This is a self-check, not an accredited assessment.

1. 1. Skipped stitches appear on one machine sewing a stretch knit. Which cause do you check first?

   Operator speedNeedle type and condition, thread path and needle-to-hook timing for this fabricLine balanceThe marker

2. 2. Seam grinning appears on a lightweight woven after wash. What is the defect's real origin?

   The washing machineStitch density and seam type unsuited to the fabric and load, so the seam opens under stressThe thread colourThe packing method

3. 3. Endline finds 8 per cent of pieces with the same fault from one operation. What does that tell you about the control plan?

   Endline is working wellThe check is too late — the operation that creates the fault has no check at source, so a shift of work is already defectiveThe sample size is too smallThe operator needs replacing

4. 4. A new operator meets target speed on day three but produces twice the defects. What is the correct response?

   Accept it; speed will stabilise qualityReturn to the breakdown's key points and rebuild accuracy before speedMove them to a different operationRaise the target

5. 5. Two inspectors report very different defect rates on the same line. What must be fixed before the data is used?

   The line's methodInspector calibration and defect classification, so both judge the same fault the same wayThe sample size onlyThe reporting software

6. 6. A stop rule says the line stops after three consecutive same-cause defects. Output pressure is high. What is the professional action?

   Ignore the rule for todayStop, fix the cause, record the stop and its cause — the rule exists because running on multiplies reworkChange the rule to fiveMove the check to endline