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Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 322 · 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.

NameDateTime takenScore ___ / 40
  1. 1.🔢 To wash your hands, which is the LAST step? (a) wet your hands (b) rub them with soap (c) dry them with a towel (d) rinse off the soap
  2. 2.🔢 To wash your hands, which do we do first: “wet your hands” or “rinse off the soap”? (a) rinse off the soap (b) wet your hands
  3. 3.🔢 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
  4. 4.🔢 To play with a balloon, which is the FIRST step? (a) take a balloon (b) play with it (c) tie the end (d) blow air into it
  5. 5.🔢 To read a storybook, what comes right after “pick up the book”? (a) open the first page (b) close the book (c) read the story
  6. 6.🔢 To play with a balloon, which do we do first: “tie the end” or “take a balloon”? (a) take a balloon (b) tie the end
  7. 7.🔢 To plant a seed, what comes right after “dig a small hole”? (a) water it (b) put the seed in (c) cover it with soil
  8. 8.🔢 To plant a seed, which do we do first: “water it” or “put the seed in”? (a) water it (b) put the seed in
  9. 9.🔢 To plant a seed, which do we do first: “dig a small hole” or “cover it with soil”? (a) cover it with soil (b) dig a small hole
  10. 10.🔢 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
  11. 11.🐞 What do we call a mistake in a program? (a) a sprite (b) a bug (c) a cell (d) a byte
  12. 12.🔢 To read a storybook, which is the LAST step? (a) open the first page (b) read the story (c) close the book (d) pick up the book
  13. 13.🔢 To play with a balloon, which is the LAST step? (a) tie the end (b) take a balloon (c) blow air into it (d) play with it
  14. 14.🔢 To wash your hands, which is the FIRST step? (a) rinse off the soap (b) rub them with soap (c) dry them with a towel (d) wet your hands
  15. 15.🔢 To play with a balloon, which do we do first: “blow air into it” or “take a balloon”? (a) blow air into it (b) take a balloon
  16. 16.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “brush all your teeth”? (a) brush all your teeth (b) wet the toothbrush
  17. 17.🔢 To wash your hands, what comes right after “rinse off the soap”? (a) wet your hands (b) rub them with soap (c) dry them with a towel
  18. 18.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) rinse your mouth (c) put on toothpaste
  19. 19.🔢 To brush your teeth, which is the FIRST step? (a) wet the toothbrush (b) put on toothpaste (c) brush all your teeth (d) rinse your mouth
  20. 20.🔢 To brush your teeth, which do we do first: “rinse your mouth” or “wet the toothbrush”? (a) wet the toothbrush (b) rinse your mouth
  21. 21.🔢 To plant a seed, which is the FIRST step? (a) put the seed in (b) dig a small hole (c) water it (d) cover it with soil
  22. 22.🔢 To brush your teeth, which is the LAST step? (a) put on toothpaste (b) rinse your mouth (c) brush all your teeth (d) wet the toothbrush
  23. 23.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) water it (b) cover it with soil
  24. 24.🔢 To wash your hands, what comes right after “rub them with soap”? (a) dry them with a towel (b) wet your hands (c) rinse off the soap
  25. 25.🔢 To play with a balloon, which do we do first: “play with it” or “take a balloon”? (a) take a balloon (b) play with it
  26. 26.🔢 To play with a balloon, what comes right after “take a balloon”? (a) tie the end (b) blow air into it (c) play with it
  27. 27.🔢 To read a storybook, which do we do first: “pick up the book” or “close the book”? (a) pick up the book (b) close the book
  28. 28.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) dig a small hole (b) water it
  29. 29.🔢 To plant a seed, which is the LAST step? (a) dig a small hole (b) water it (c) put the seed in (d) cover it with soil
  30. 30.🔢 To play with a balloon, which do we do first: “blow air into it” or “play with it”? (a) blow air into it (b) play with it
  31. 31.📋 What do we call the steps written in a language a computer understands? (a) a password (b) a painting (c) a program (d) a poem
  32. 32.🔢 To play with a balloon, what comes right after “blow air into it”? (a) play with it (b) tie the end (c) take a balloon
  33. 33.🔧 What is finding and fixing mistakes in a program called? (a) downloading (b) printing (c) scrolling (d) debugging
  34. 34.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “brush all your teeth”? (a) brush all your teeth (b) put on toothpaste
  35. 35.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) rinse your mouth (b) wet the toothbrush (c) brush all your teeth
  36. 36.🤖 A computer follows the steps of a program ___. (a) exactly as written (b) the way it likes (c) only on Sundays (d) backwards always
  37. 37.🔢 To read a storybook, which do we do first: “close the book” or “pick up the book”? (a) close the book (b) pick up the book
  38. 38.📝 What do we call a list of steps to solve a problem? (a) a mouse (b) a folder (c) a pixel (d) an algorithm
  39. 39.🔢 To read a storybook, which do we do first: “close the book” or “read the story”? (a) close the book (b) read the story
  40. 40.🔢 To play with a balloon, which do we do first: “take a balloon” or “tie the end”? (a) take a balloon (b) tie the end

Answer key

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

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