← Algorithms: steps in order lesson New set →

Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 832 · 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) rub them with soap (b) rinse off the soap (c) wet your hands (d) dry them with a towel
  2. 2.🔢 To brush your teeth, which is the LAST step? (a) rinse your mouth (b) put on toothpaste (c) wet the toothbrush (d) brush all your teeth
  3. 3.🔢 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
  4. 4.🔢 To read a storybook, which is the LAST step? (a) close the book (b) read the story (c) pick up the book (d) open the first page
  5. 5.🔢 To plant a seed, what comes right after “dig a small hole”? (a) cover it with soil (b) put the seed in (c) water it
  6. 6.🔢 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
  7. 7.🔢 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
  8. 8.🔢 To plant a seed, what comes right after “put the seed in”? (a) water it (b) cover it with soil (c) dig a small hole
  9. 9.🔢 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
  10. 10.🔢 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
  11. 11.🗺️ Which of these is an algorithm in everyday life? (a) a pebble (b) a cloud (c) a rainbow (d) a recipe
  12. 12.🐞 What do we call a mistake in a program? (a) a sprite (b) a cell (c) a bug (d) a byte
  13. 13.🔢 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
  14. 14.🔢 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
  15. 15.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) rinse your mouth (b) wet the toothbrush (c) brush all your teeth
  16. 16.🔢 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
  17. 17.🔢 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
  18. 18.🔢 To plant a seed, what comes right after “cover it with soil”? (a) dig a small hole (b) water it (c) put the seed in
  19. 19.🔢 To play with a balloon, which do we do first: “take a balloon” or “blow air into it”? (a) take a balloon (b) blow air into it
  20. 20.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) rinse your mouth (c) put on toothpaste
  21. 21.🔢 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
  22. 22.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “rinse your mouth”? (a) wet the toothbrush (b) rinse your mouth
  23. 23.🔢 To wash your hands, what comes right after “rub them with soap”? (a) rinse off the soap (b) wet your hands (c) dry them with a towel
  24. 24.🔢 To plant a seed, which is the LAST step? (a) cover it with soil (b) dig a small hole (c) water it (d) put the seed in
  25. 25.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) cover it with soil (b) water it
  26. 26.🔢 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
  27. 27.🤖 A computer follows the steps of a program ___. (a) exactly as written (b) backwards always (c) the way it likes (d) only on Sundays
  28. 28.🔧 What is finding and fixing mistakes in a program called? (a) scrolling (b) printing (c) debugging (d) downloading
  29. 29.🔢 To read a storybook, which do we do first: “pick up the book” or “close the book”? (a) close the book (b) pick up the book
  30. 30.🔢 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
  31. 31.🔢 To wash your hands, which do we do first: “rub them with soap” or “rinse off the soap”? (a) rub them with soap (b) rinse off the soap
  32. 32.🔢 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
  33. 33.🔢 To wash your hands, which do we do first: “wet your hands” or “rub them with soap”? (a) rub them with soap (b) wet your hands
  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 brush your teeth, which is the FIRST step? (a) put on toothpaste (b) rinse your mouth (c) wet the toothbrush (d) brush all your teeth
  36. 36.🔢 To wash your hands, which do we do first: “rub them with soap” or “dry them with a towel”? (a) rub them with soap (b) dry them with a towel
  37. 37.📝 What do we call a list of steps to solve a problem? (a) a pixel (b) an algorithm (c) a folder (d) a mouse
  38. 38.🔢 In an algorithm, the steps must be in the right ___. (a) size (b) font (c) order (d) colour
  39. 39.🔢 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
  40. 40.🔢 To wash your hands, which is the FIRST step? (a) rinse off the soap (b) wet your hands (c) dry them with a towel (d) rub them with soap

Answer key

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

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets