Quarter 1 Exam - DRM 10

While repairing a sewing machine for a small tailoring shop, you notice that the moving parts are dry and making squeaking sounds. The owner asks you which type of oil can help reduce friction and extend the life of the machine. Which oil should you recommend?

• Crude oil

• Juki oil

• Any motor oil

• Coconut oil

A student in your sewing class complains that her machine keeps jamming and breaking the thread. Upon inspection, you find the needle size does not match the thread size. What problem is most likely occurring?

• Fabrics jam

• Needle breaks

• Seams pucker

• Thread breaks

You are setting up your sewing station at home during the evening. To reduce eye strain and clearly see your stitches, from which direction should the light source come?

• Front

• Left

• Back

• Right

During machine maintenance, your teacher asks you to identify the part that adjusts the movement of the feed dog to determine stitch length. Which part is it?

• Face plate

• Shuttle

• Slide plate

• Stitch regulator

While sewing a delicate blouse, you notice that the fabric is wrinkling along the seam even though the stitching is correct. This could be caused by the upper thread tension being too tight. What is the result?

• Loose lower thread

• Loose upper thread

• Puckered seam

• Skipped stitches

You are cleaning your sewing machine and accidentally spill a few drops of oil on the table. Which type of cloth should you use to wipe it without leaving residue?

• Damp cloth

• Dry cloth

• Oiled cloth

• Hot pressed cloth

While oiling a sewing machine, your classmate warns you to avoid applying oil on a certain part because it might cause malfunction. Which part should you avoid oiling?

• Bobbin winder

• Rubber ring

• Stitch regulator

• Stop motion screw

During a garment construction project, you remove a small flat part that covers the bobbin case and lower mechanism. Your teacher says this part also acts as a safety feature. What is it?

• Bobbin winder

• Slide plate

• Tension disc

• Throat plate

Your sewing machine isn’t stitching properly, and you realize it’s because you threaded it incorrectly. Which is the correct order for threading the upper part?

• Spool pin, upper tension, thread take-up lever, upper thread guide

• Spool pin, upper thread guide, upper tension, thread take-up lever, face plate, thread guide, needle

• Spool pin, upper thread guide, between metal disc of tension, thread take-up lever, lower thread guide, needle

• Spool pin, upper thread guide, thread take-up lever, between metal disc of

While adjusting the sewing machine, your friend accidentally sets the stitch regulator to 0. What problem will occur when you try to sew?

• Heaviness on the machine

• No fabric movement

• Seams pucker

• Upper thread break