← Algorithms: steps in order lesson New set →

Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 455 · 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) dry them with a towel (d) wet your hands
  2. 2.🔢 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
  3. 3.🤖 A computer follows the steps of a program ___. (a) backwards always (b) the way it likes (c) exactly as written (d) only on Sundays
  4. 4.🔢 To brush your teeth, which do we do first: “rinse your mouth” or “wet the toothbrush”? (a) wet the toothbrush (b) rinse your mouth
  5. 5.🗺️ Which of these is an algorithm in everyday life? (a) a pebble (b) a cloud (c) a rainbow (d) a recipe
  6. 6.🔢 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
  7. 7.🔢 In an algorithm, the steps must be in the right ___. (a) colour (b) font (c) order (d) size
  8. 8.🔢 To plant a seed, which is the LAST step? (a) cover it with soil (b) water it (c) put the seed in (d) dig a small hole
  9. 9.🔢 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
  10. 10.🔢 To brush your teeth, which is the FIRST step? (a) put on toothpaste (b) brush all your teeth (c) wet the toothbrush (d) rinse your mouth
  11. 11.🔢 To wash your hands, what comes right after “rub them with soap”? (a) dry them with a towel (b) rinse off the soap (c) wet your hands
  12. 12.🔢 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
  13. 13.🔢 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
  14. 14.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) put on toothpaste (b) brush all your teeth (c) rinse your mouth
  15. 15.🔢 To read a storybook, which is the FIRST step? (a) pick up the book (b) read the story (c) close the book (d) open the first page
  16. 16.🔢 To brush your teeth, which is the LAST step? (a) put on toothpaste (b) wet the toothbrush (c) rinse your mouth (d) brush all your teeth
  17. 17.🐞 What do we call a mistake in a program? (a) a sprite (b) a byte (c) a bug (d) a cell
  18. 18.🔢 To wash your hands, which do we do first: “wet your hands” or “rinse off the soap”? (a) wet your hands (b) rinse off the soap
  19. 19.🔢 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
  20. 20.🔢 To brush your teeth, what comes right after “put on toothpaste”? (a) wet the toothbrush (b) rinse your mouth (c) brush all your teeth
  21. 21.🔢 To wash your hands, which is the FIRST step? (a) rinse off the soap (b) dry them with a towel (c) wet your hands (d) rub them with soap
  22. 22.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “put on toothpaste”? (a) wet the toothbrush (b) put on toothpaste
  23. 23.🔢 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
  24. 24.🔢 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
  25. 25.🔢 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
  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.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) wet the toothbrush (b) put on toothpaste (c) rinse your mouth
  28. 28.🔢 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
  29. 29.🔢 To plant a seed, which do we do first: “cover it with soil” or “put the seed in”? (a) put the seed in (b) cover it with soil
  30. 30.📋 What do we call the steps written in a language a computer understands? (a) a program (b) a password (c) a poem (d) a painting
  31. 31.🔢 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
  32. 32.🔢 To play with a balloon, what comes right after “take a balloon”? (a) tie the end (b) blow air into it (c) play with it
  33. 33.📝 What do we call a list of steps to solve a problem? (a) a mouse (b) a pixel (c) an algorithm (d) a folder
  34. 34.🔢 To plant a seed, which is the FIRST step? (a) dig a small hole (b) water it (c) put the seed in (d) cover it with soil
  35. 35.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) water it (b) cover it with soil
  36. 36.🔢 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
  37. 37.🔢 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
  38. 38.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “wet the toothbrush”? (a) put on toothpaste (b) wet the toothbrush
  39. 39.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “rinse your mouth”? (a) rinse your mouth (b) put on toothpaste
  40. 40.🔢 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

Answer key

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

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