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Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 379 · 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 is the FIRST step? (a) close the book (b) read the story (c) open the first page (d) pick up the book
  2. 2.🐞 What do we call a mistake in a program? (a) a cell (b) a bug (c) a byte (d) a sprite
  3. 3.🔢 To wash your hands, which do we do first: “rinse off the soap” or “dry them with a towel”? (a) rinse off the soap (b) dry them with a towel
  4. 4.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “put on toothpaste”? (a) wet the toothbrush (b) put on toothpaste
  5. 5.🔢 To plant a seed, what comes right after “cover it with soil”? (a) dig a small hole (b) put the seed in (c) water it
  6. 6.🔢 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
  7. 7.🔢 In an algorithm, the steps must be in the right ___. (a) order (b) font (c) colour (d) size
  8. 8.🔢 To read a storybook, what comes right after “pick up the book”? (a) close the book (b) open the first page (c) read the story
  9. 9.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) rinse your mouth (b) wet the toothbrush (c) put on toothpaste
  10. 10.🔢 To wash your hands, which is the FIRST step? (a) rinse off the soap (b) dry them with a towel (c) rub them with soap (d) wet your hands
  11. 11.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) dig a small hole (b) water it
  12. 12.🔢 To brush your teeth, which is the LAST step? (a) brush all your teeth (b) wet the toothbrush (c) put on toothpaste (d) rinse your mouth
  13. 13.🔢 To plant a seed, what comes right after “dig a small hole”? (a) cover it with soil (b) water it (c) put the seed in
  14. 14.🔧 What is finding and fixing mistakes in a program called? (a) debugging (b) scrolling (c) printing (d) downloading
  15. 15.🔢 To read a storybook, which do we do first: “pick up the book” or “read the story”? (a) pick up the book (b) read the story
  16. 16.🔢 To wash your hands, which do we do first: “dry them with a towel” or “rinse off the soap”? (a) dry them with a towel (b) rinse off the soap
  17. 17.🔢 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
  18. 18.🔢 To read a storybook, which do we do first: “pick up the book” or “open the first page”? (a) open the first page (b) pick up the book
  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 plant a seed, which do we do first: “water it” or “put the seed in”? (a) put the seed in (b) water it
  21. 21.🔢 To play with a balloon, which do we do first: “take a balloon” or “play with it”? (a) play with it (b) take a balloon
  22. 22.🔢 To plant a seed, which is the LAST step? (a) put the seed in (b) cover it with soil (c) water it (d) dig a small hole
  23. 23.🔢 To play with a balloon, what comes right after “take a balloon”? (a) play with it (b) blow air into it (c) tie the end
  24. 24.🔢 To read a storybook, which do we do first: “read the story” or “close the book”? (a) read the story (b) close the book
  25. 25.🔢 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
  26. 26.🔢 To play with a balloon, which is the LAST step? (a) play with it (b) take a balloon (c) blow air into it (d) tie the end
  27. 27.🔢 To wash your hands, which do we do first: “rub them with soap” or “dry them with a towel”? (a) dry them with a towel (b) rub them with soap
  28. 28.🔢 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
  29. 29.🔢 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
  30. 30.🔢 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
  31. 31.🗺️ Which of these is an algorithm in everyday life? (a) a cloud (b) a recipe (c) a rainbow (d) a pebble
  32. 32.🔢 To play with a balloon, which do we do first: “tie the end” or “blow air into it”? (a) blow air into it (b) tie the end
  33. 33.📋 What do we call the steps written in a language a computer understands? (a) a painting (b) a password (c) a program (d) a poem
  34. 34.🔢 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
  35. 35.📝 What do we call a list of steps to solve a problem? (a) a pixel (b) a folder (c) a mouse (d) an algorithm
  36. 36.🔢 To wash your hands, which is the LAST step? (a) rinse off the soap (b) rub them with soap (c) wet your hands (d) dry them with a towel
  37. 37.🔢 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
  38. 38.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) rinse your mouth (b) brush all your teeth (c) wet the toothbrush
  39. 39.🔢 To play with a balloon, which is the FIRST step? (a) tie the end (b) take a balloon (c) play with it (d) blow air into it
  40. 40.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) rinse your mouth (c) put on toothpaste

Answer key

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

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