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Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 979 · 40 questions
TalentJR

Remember (First, next, last): An algorithm = clear steps in the right order; a program = an algorithm written for a computer. To order steps, ask: what must happen before this step can happen? A mistake is a bug; finding and fixing it is debugging.

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  1. 1.🔢 To read a storybook, which do we do first: “read the story” or “pick up the book”? (a) pick up the book (b) read the story
  2. 2.🔧 What is finding and fixing mistakes in a program called? (a) downloading (b) debugging (c) printing (d) scrolling
  3. 3.🔢 In an algorithm, the steps must be in the right ___. (a) order (b) size (c) colour (d) font
  4. 4.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) put on toothpaste (b) wet the toothbrush (c) rinse your mouth
  5. 5.🔢 To play with a balloon, which do we do first: “tie the end” or “play with it”? (a) play with it (b) tie the end
  6. 6.🔢 To play with a balloon, which do we do first: “play with it” or “take a balloon”? (a) play with it (b) take a balloon
  7. 7.🔢 To wash your hands, which do we do first: “wet your hands” or “dry them with a towel”? (a) dry them with a towel (b) wet your hands
  8. 8.🔢 To read a storybook, which is the FIRST step? (a) open the first page (b) close the book (c) pick up the book (d) read the story
  9. 9.🐞 What do we call a mistake in a program? (a) a cell (b) a sprite (c) a byte (d) a bug
  10. 10.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) wet the toothbrush (b) brush all your teeth (c) rinse your mouth
  11. 11.🔢 To read a storybook, what comes right after “read the story”? (a) open the first page (b) close the book (c) pick up the book
  12. 12.🔢 To brush your teeth, which is the FIRST step? (a) brush all your teeth (b) rinse your mouth (c) put on toothpaste (d) wet the toothbrush
  13. 13.🔢 To play with a balloon, which do we do first: “play with it” or “tie the end”? (a) play with it (b) tie the end
  14. 14.🔢 To play with a balloon, which is the LAST step? (a) blow air into it (b) play with it (c) take a balloon (d) tie the end
  15. 15.🔢 To read a storybook, what comes right after “pick up the book”? (a) open the first page (b) read the story (c) close the book
  16. 16.🔢 To plant a seed, which is the LAST step? (a) water it (b) dig a small hole (c) cover it with soil (d) put the seed in
  17. 17.🔢 To plant a seed, which do we do first: “dig a small hole” or “cover it with soil”? (a) dig a small hole (b) cover it with soil
  18. 18.🔢 To wash your hands, which do we do first: “wet your hands” or “rub them with soap”? (a) wet your hands (b) rub them with soap
  19. 19.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “rinse your mouth”? (a) rinse your mouth (b) put on toothpaste
  20. 20.🔢 To read a storybook, which do we do first: “open the first page” or “close the book”? (a) close the book (b) open the first page
  21. 21.🔢 To plant a seed, what comes right after “put the seed in”? (a) dig a small hole (b) cover it with soil (c) water it
  22. 22.🔢 To play with a balloon, which do we do first: “blow air into it” or “tie the end”? (a) tie the end (b) blow air into it
  23. 23.🔢 To plant a seed, what comes right after “cover it with soil”? (a) water it (b) put the seed in (c) dig a small hole
  24. 24.🔢 To plant a seed, which is the FIRST step? (a) put the seed in (b) water it (c) dig a small hole (d) cover it with soil
  25. 25.🔢 To wash your hands, what comes right after “rub them with soap”? (a) wet your hands (b) dry them with a towel (c) rinse off the soap
  26. 26.🔢 To wash your hands, which is the LAST step? (a) dry them with a towel (b) rub them with soap (c) wet your hands (d) rinse off the soap
  27. 27.🔢 To read a storybook, which do we do first: “close the book” or “open the first page”? (a) open the first page (b) close the book
  28. 28.🔢 To brush your teeth, which do we do first: “brush all your teeth” or “wet the toothbrush”? (a) wet the toothbrush (b) brush all your teeth
  29. 29.🗺️ Which of these is an algorithm in everyday life? (a) a pebble (b) a rainbow (c) a recipe (d) a cloud
  30. 30.🔢 To play with a balloon, which do we do first: “tie the end” or “take a balloon”? (a) tie the end (b) take a balloon
  31. 31.🔢 To read a storybook, which do we do first: “open the first page” or “read the story”? (a) read the story (b) open the first page
  32. 32.🔢 To read a storybook, which is the LAST step? (a) open the first page (b) close the book (c) pick up the book (d) read the story
  33. 33.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) put on toothpaste (c) rinse your mouth
  34. 34.🔢 To play with a balloon, which is the FIRST step? (a) take a balloon (b) blow air into it (c) play with it (d) tie the end
  35. 35.🔢 To wash your hands, which is the FIRST step? (a) dry them with a towel (b) wet your hands (c) rinse off the soap (d) rub them with soap
  36. 36.🔢 To plant a seed, which do we do first: “cover it with soil” or “dig a small hole”? (a) dig a small hole (b) cover it with soil
  37. 37.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) water it (b) dig a small hole
  38. 38.📝 What do we call a list of steps to solve a problem? (a) a mouse (b) an algorithm (c) a folder (d) a pixel
  39. 39.🔢 To brush your teeth, which is the LAST step? (a) brush all your teeth (b) put on toothpaste (c) rinse your mouth (d) wet the toothbrush
  40. 40.🔢 To plant a seed, which do we do first: “water it” or “put the seed in”? (a) water it (b) put the seed in

Answer key

  1. pick up the book
  2. debugging
  3. order
  4. rinse your mouth
  5. tie the end
  6. take a balloon
  7. wet your hands
  8. pick up the book
  9. a bug
  10. brush all your teeth
  11. close the book
  12. wet the toothbrush
  13. tie the end
  14. play with it
  15. open the first page
  16. water it
  17. dig a small hole
  18. wet your hands
  19. put on toothpaste
  20. open the first page
  21. cover it with soil
  22. blow air into it
  23. water it
  24. dig a small hole
  25. rinse off the soap
  26. dry them with a towel
  27. open the first page
  28. wet the toothbrush
  29. a recipe
  30. take a balloon
  31. open the first page
  32. close the book
  33. put on toothpaste
  34. take a balloon
  35. wet your hands
  36. dig a small hole
  37. dig a small hole
  38. an algorithm
  39. rinse your mouth
  40. put the seed in

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