WorksheetsIntroduction to The Coffee Machine
Total questions: 20
Worksheet time: 10mins
Which action aligns with hygiene practices when using the machine?
Washing hands and cleaning surfaces
Leaving spills on the counter
Sharing unwashed cups
Using dirty towels
Which practice supports both safety and quality?
Regularly cleaning the steam wand
Ignoring spills
Using unfiltered water
Skipping handwashing
What kind of knowledge about coffee beans is emphasized?
Their effect on taste and strength
Their effect on cup size
Their effect on machine color
Their effect on counter height
Which choice shows an understanding of 'from bean to cup'?
It refers to the entire coffee-making process
It refers to only washing cups
It refers to paying for beans
It refers to decorating cups
What is the benefit of learning machine parts and functions?
It helps operate the machine effectively and safely
It helps write music
It helps design websites
It helps paint walls
Which list shows the four key factors for making a perfect espresso?
Machine, Beans, Grind, Extraction
Water, Sugar, Milk, Time
Beans, Milk, Foam, Cup Size
Temperature, Timer, Spoon, Mug
A quality coffee machine will most likely be installed in what way?
Battery-powered and portable
Hard wired and hard plumbed in
Only plugged into a car outlet
Placed next to a sink without connections
A café wants consistent quality and control. Which pair of machine features best supports this goal?
Bright paint and a large drip tray
Water temperature/pressure gauges and manual override
Single boiler and no gauges
Battery operation and wheels
What does roasting primarily change in a coffee bean?
Altitude, origin, and size
Moisture content, colour, and flavour
Caffeine level only
Price and popularity
Storing beans properly includes which practice?
Use a breathable paper bag in sunlight
Store in an airtight, cool, dry place
Freeze and thaw daily
Keep next to a heat source
Which items should be kept on hand for preparation according to the list?
Cold plates and forks only
Warm cups, saucers, teaspoons, milk, sugar
Only coffee and water
Ice, syrups, and whipped cream
Which variable is listed as affecting the quality of coffee produced?
Cup color
Barista height
Humidity
Music volume
If the coffee pours too fast, what grind adjustment is indicated?
Grind is too fine; coarsen it
Grind is too coarse; make it finer
Add more water
Use colder milk
If business is slow, what should you do with grinding?
Grind a full batch for later
Only grind what you need because excess goes stale within half an hour
Stop grinding entirely for the day
Switch to a coarser grind to speed up service
What total volume and time indicate correct espresso flow?
15 mL in 10 seconds
30 mL in 25 seconds
45 mL in 40 seconds
60 mL in 25 seconds
Which statement best describes textured milk in coffee preparation?
Milk that has been chilled to reduce foam
Milk that has been steamed and rolled to stretch proteins and make it light and silky smooth
Milk that is mixed with cold water to thin it
Milk that is frothed only with a whisk
What factors determine the style of coffee when the espresso base is the same?
Roast color only
Cup size, amount of milk, and level of foam
Type of sugar added
Water temperature only
Which statement best describes the role of fat in milk frothing?
Higher fat milk froths slower and creates larger bubbles
Higher fat milk froths faster than lower fat milk
Only low-fat milk will froth properly
Fat content does not affect frothing speed
You are preparing to steam milk. Which sequence shows proper setup and hygiene?
Fill jug above the spout base, insert wand to the bottom, heat to 80°, wipe after use
Keep milk and jug cold, purge the wand before use, tilt jug at 45° to create a whirlpool, wipe clean after use
Warm the jug first, do not purge the wand, hold jug flat, tap the jug only after pouring
Use room-temperature milk, keep the wand still, avoid wiping to keep heat
Why should large bubbles be avoided when texturing milk?
They cool the milk too quickly
They prevent the steam wand from working
The desired velvety texture comes from micro bubbles
They make the milk unsafe to drink
