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Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 486 · 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 plant a seed, what comes right after “cover it with soil”? (a) put the seed in (b) water it (c) dig a small hole
  2. 2.🐞 What do we call a mistake in a program? (a) a cell (b) a bug (c) a sprite (d) a byte
  3. 3.🔢 To play with a balloon, what comes right after “take a balloon”? (a) blow air into it (b) tie the end (c) play with it
  4. 4.🔢 To wash your hands, what comes right after “rinse off the soap”? (a) dry them with a towel (b) wet your hands (c) rub them with soap
  5. 5.🔢 To plant a seed, which do we do first: “water it” or “put the seed in”? (a) water it (b) put the seed in
  6. 6.🤖 A computer follows the steps of a program ___. (a) exactly as written (b) the way it likes (c) backwards always (d) only on Sundays
  7. 7.🔢 To brush your teeth, which is the LAST step? (a) brush all your teeth (b) put on toothpaste (c) wet the toothbrush (d) rinse your mouth
  8. 8.🔢 To brush your teeth, which do we do first: “brush all your teeth” or “rinse your mouth”? (a) rinse your mouth (b) brush all your teeth
  9. 9.🗺️ Which of these is an algorithm in everyday life? (a) a recipe (b) a pebble (c) a cloud (d) a rainbow
  10. 10.🔢 To wash your hands, which is the FIRST step? (a) dry them with a towel (b) rub them with soap (c) rinse off the soap (d) wet your hands
  11. 11.🔢 To read a storybook, which is the LAST step? (a) pick up the book (b) read the story (c) close the book (d) open the first page
  12. 12.🔢 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
  13. 13.🔢 To brush your teeth, which is the FIRST step? (a) put on toothpaste (b) wet the toothbrush (c) rinse your mouth (d) brush all your teeth
  14. 14.🔢 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
  15. 15.🔢 To play with a balloon, what comes right after “blow air into it”? (a) tie the end (b) take a balloon (c) play with it
  16. 16.🔢 To read a storybook, which is the FIRST step? (a) open the first page (b) pick up the book (c) close the book (d) read the story
  17. 17.🔢 To plant a seed, which do we do first: “put the seed in” or “water it”? (a) put the seed in (b) water it
  18. 18.📋 What do we call the steps written in a language a computer understands? (a) a painting (b) a password (c) a poem (d) a program
  19. 19.🔢 To plant a seed, which is the FIRST step? (a) dig a small hole (b) cover it with soil (c) water it (d) put the seed in
  20. 20.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) rinse your mouth (b) wet the toothbrush (c) brush all your teeth
  21. 21.🔢 To plant a seed, which do we do first: “cover it with soil” or “put the seed in”? (a) cover it with soil (b) put the seed in
  22. 22.🔢 To play with a balloon, what comes right after “tie the end”? (a) play with it (b) blow air into it (c) take a balloon
  23. 23.🔢 To play with a balloon, which is the LAST step? (a) blow air into it (b) take a balloon (c) play with it (d) tie the end
  24. 24.🔢 To wash your hands, what comes right after “rub them with soap”? (a) wet your hands (b) rinse off the soap (c) dry them with a towel
  25. 25.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “wet the toothbrush”? (a) put on toothpaste (b) wet the toothbrush
  26. 26.🔢 To wash your hands, which is the LAST step? (a) dry them with a towel (b) wet your hands (c) rub them with soap (d) rinse off the soap
  27. 27.🔢 To brush your teeth, which do we do first: “brush all your teeth” or “put on toothpaste”? (a) brush all your teeth (b) put on toothpaste
  28. 28.🔢 To plant a seed, which is the LAST step? (a) cover it with soil (b) water it (c) dig a small hole (d) put the seed in
  29. 29.🔢 To plant a seed, which do we do first: “put the seed in” or “dig a small hole”? (a) dig a small hole (b) put the seed in
  30. 30.🔢 To wash your hands, which do we do first: “rinse off the soap” or “rub them with soap”? (a) rub them with soap (b) rinse off the soap
  31. 31.🔢 To read a storybook, what comes right after “read the story”? (a) pick up the book (b) close the book (c) open the first page
  32. 32.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) rinse your mouth (b) put on toothpaste (c) brush all your teeth
  33. 33.🔢 To play with a balloon, which is the FIRST step? (a) tie the end (b) take a balloon (c) blow air into it (d) play with it
  34. 34.🔢 To play with a balloon, which do we do first: “play with it” or “blow air into it”? (a) play with it (b) blow air into it
  35. 35.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) dig a small hole (b) water it
  36. 36.🔧 What is finding and fixing mistakes in a program called? (a) printing (b) scrolling (c) downloading (d) debugging
  37. 37.🔢 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
  38. 38.🔢 To plant a seed, what comes right after “put the seed in”? (a) cover it with soil (b) dig a small hole (c) water it
  39. 39.🔢 To wash your hands, what comes right after “wet your hands”? (a) dry them with a towel (b) rinse off the soap (c) rub them with soap
  40. 40.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) rinse your mouth (b) wet the toothbrush (c) put on toothpaste

Answer key

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

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