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Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 474 · 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: “close the book” or “pick up the book”? (a) close the book (b) pick up the book
  2. 2.🔢 To read a storybook, what comes right after “read the story”? (a) pick up the book (b) open the first page (c) close the book
  3. 3.🔢 To read a storybook, which is the FIRST step? (a) pick up the book (b) close the book (c) open the first page (d) read the story
  4. 4.🐞 What do we call a mistake in a program? (a) a byte (b) a cell (c) a sprite (d) a bug
  5. 5.🔢 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
  6. 6.🔢 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
  7. 7.📝 What do we call a list of steps to solve a problem? (a) an algorithm (b) a pixel (c) a mouse (d) a folder
  8. 8.🔢 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
  9. 9.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) cover it with soil (b) water it
  10. 10.🔢 To wash your hands, which do we do first: “dry them with a towel” or “wet your hands”? (a) dry them with a towel (b) wet your hands
  11. 11.🔢 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
  12. 12.🔢 To read a storybook, which do we do first: “read the story” or “close the book”? (a) read the story (b) close the book
  13. 13.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “put on toothpaste”? (a) put on toothpaste (b) wet the toothbrush
  14. 14.🔢 To plant a seed, what comes right after “dig a small hole”? (a) put the seed in (b) water it (c) cover it with soil
  15. 15.🔢 To play with a balloon, which is the FIRST step? (a) blow air into it (b) tie the end (c) take a balloon (d) play with it
  16. 16.🔢 To read a storybook, which is the LAST step? (a) open the first page (b) pick up the book (c) read the story (d) close the book
  17. 17.🔢 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
  18. 18.🔢 To read a storybook, what comes right after “open the first page”? (a) pick up the book (b) close the book (c) read the story
  19. 19.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) put on toothpaste (c) rinse your mouth
  20. 20.🔢 To plant a seed, which is the FIRST step? (a) dig a small hole (b) put the seed in (c) cover it with soil (d) water it
  21. 21.📋 What do we call the steps written in a language a computer understands? (a) a poem (b) a password (c) a program (d) a painting
  22. 22.🔢 To brush your teeth, which is the LAST step? (a) wet the toothbrush (b) put on toothpaste (c) rinse your mouth (d) brush all your teeth
  23. 23.🔢 To plant a seed, which do we do first: “dig a small hole” or “put the seed in”? (a) put the seed in (b) dig a small hole
  24. 24.🔢 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
  25. 25.🔢 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
  26. 26.🔢 To play with a balloon, which is the LAST step? (a) tie the end (b) blow air into it (c) play with it (d) take a balloon
  27. 27.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “rinse your mouth”? (a) rinse your mouth (b) wet the toothbrush
  28. 28.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “rinse your mouth”? (a) rinse your mouth (b) put on toothpaste
  29. 29.🔧 What is finding and fixing mistakes in a program called? (a) debugging (b) downloading (c) printing (d) scrolling
  30. 30.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) wet the toothbrush (b) rinse your mouth (c) brush all your teeth
  31. 31.🔢 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
  32. 32.🔢 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
  33. 33.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) put on toothpaste (b) rinse your mouth (c) wet the toothbrush
  34. 34.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) dig a small hole (b) water it
  35. 35.🔢 To read a storybook, what comes right after “pick up the book”? (a) read the story (b) open the first page (c) close the book
  36. 36.🔢 To wash your hands, what comes right after “wet your hands”? (a) rinse off the soap (b) dry them with a towel (c) rub them with soap
  37. 37.🔢 To play with a balloon, which do we do first: “blow air into it” or “take a balloon”? (a) take a balloon (b) blow air into it
  38. 38.🔢 To wash your hands, what comes right after “rinse off the soap”? (a) wet your hands (b) dry them with a towel (c) rub them with soap
  39. 39.🔢 To play with a balloon, what comes right after “tie the end”? (a) blow air into it (b) take a balloon (c) play with it
  40. 40.🔢 To play with a balloon, which do we do first: “take a balloon” or “blow air into it”? (a) blow air into it (b) take a balloon

Answer key

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

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