← Algorithms: steps in order lesson New set →

Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 935 · 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, what comes right after “wet your hands”? (a) dry them with a towel (b) rinse off the soap (c) rub them with soap
  2. 2.🔢 To brush your teeth, which do we do first: “rinse your mouth” or “put on toothpaste”? (a) put on toothpaste (b) rinse your mouth
  3. 3.🔢 To play with a balloon, what comes right after “blow air into it”? (a) play with it (b) take a balloon (c) tie the end
  4. 4.🔧 What is finding and fixing mistakes in a program called? (a) scrolling (b) debugging (c) printing (d) downloading
  5. 5.🔢 To brush your teeth, which is the FIRST step? (a) brush all your teeth (b) wet the toothbrush (c) rinse your mouth (d) put on toothpaste
  6. 6.🔢 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
  7. 7.🔢 To plant a seed, what comes right after “put the seed in”? (a) dig a small hole (b) water it (c) cover it with soil
  8. 8.🔢 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
  9. 9.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) rinse your mouth (b) brush all your teeth (c) wet the toothbrush
  10. 10.🔢 To brush your teeth, which is the LAST step? (a) wet the toothbrush (b) brush all your teeth (c) rinse your mouth (d) put on toothpaste
  11. 11.🔢 To brush your teeth, which do we do first: “brush all your teeth” or “put on toothpaste”? (a) put on toothpaste (b) brush all your teeth
  12. 12.🔢 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
  13. 13.🔢 To brush your teeth, which do we do first: “brush all your teeth” or “wet the toothbrush”? (a) brush all your teeth (b) wet the toothbrush
  14. 14.🐞 What do we call a mistake in a program? (a) a bug (b) a cell (c) a byte (d) a sprite
  15. 15.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) put on toothpaste (b) brush all your teeth (c) rinse your mouth
  16. 16.🔢 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
  17. 17.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) wet the toothbrush (b) put on toothpaste (c) rinse your mouth
  18. 18.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) cover it with soil (b) water it
  19. 19.🔢 To play with a balloon, what comes right after “tie the end”? (a) blow air into it (b) play with it (c) take a balloon
  20. 20.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “rinse your mouth”? (a) rinse your mouth (b) put on toothpaste
  21. 21.🔢 To play with a balloon, which do we do first: “blow air into it” or “play with it”? (a) play with it (b) blow air into it
  22. 22.🔢 To read a storybook, what comes right after “pick up the book”? (a) open the first page (b) read the story (c) close the book
  23. 23.🔢 To brush your teeth, which do we do first: “rinse your mouth” or “brush all your teeth”? (a) brush all your teeth (b) rinse your mouth
  24. 24.🤖 A computer follows the steps of a program ___. (a) the way it likes (b) only on Sundays (c) backwards always (d) exactly as written
  25. 25.🔢 In an algorithm, the steps must be in the right ___. (a) colour (b) size (c) order (d) font
  26. 26.🔢 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
  27. 27.🔢 To wash your hands, which do we do first: “rub them with soap” or “rinse off the soap”? (a) rinse off the soap (b) rub them with soap
  28. 28.🔢 To play with a balloon, which is the LAST step? (a) play with it (b) tie the end (c) blow air into it (d) take a balloon
  29. 29.🔢 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
  30. 30.🔢 To plant a seed, which do we do first: “water it” or “cover it with soil”? (a) cover it with soil (b) water it
  31. 31.🔢 To read a storybook, which do we do first: “close the book” or “pick up the book”? (a) pick up the book (b) close the book
  32. 32.🔢 To read a storybook, which do we do first: “open the first page” or “pick up the book”? (a) pick up the book (b) open the first page
  33. 33.🔢 To plant a seed, which do we do first: “put the seed in” or “water it”? (a) put the seed in (b) water it
  34. 34.🔢 To play with a balloon, which is the FIRST step? (a) take a balloon (b) play with it (c) blow air into it (d) tie the end
  35. 35.🔢 To plant a seed, which do we do first: “dig a small hole” or “cover it with soil”? (a) dig a small hole (b) cover it with soil
  36. 36.🔢 To read a storybook, which is the LAST step? (a) read the story (b) pick up the book (c) close the book (d) open the first page
  37. 37.🔢 To plant a seed, what comes right after “cover it with soil”? (a) water it (b) put the seed in (c) dig a small hole
  38. 38.🔢 To read a storybook, which is the FIRST step? (a) open the first page (b) read the story (c) close the book (d) pick up the book
  39. 39.🔢 To read a storybook, which do we do first: “open the first page” or “close the book”? (a) open the first page (b) close the book
  40. 40.🗺️ Which of these is an algorithm in everyday life? (a) a pebble (b) a cloud (c) a recipe (d) a rainbow

Answer key

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

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