← Algorithms: steps in order lesson New set →

Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 876 · 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.🗺️ Which of these is an algorithm in everyday life? (a) a pebble (b) a cloud (c) a rainbow (d) a recipe
  2. 2.🔢 To read a storybook, which is the FIRST step? (a) read the story (b) pick up the book (c) close the book (d) open the first page
  3. 3.🔢 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
  4. 4.🔢 To play with a balloon, which is the FIRST step? (a) tie the end (b) blow air into it (c) play with it (d) take a balloon
  5. 5.🔢 To plant a seed, which do we do first: “water it” or “put the seed in”? (a) put the seed in (b) water it
  6. 6.🔢 To read a storybook, which do we do first: “read the story” or “pick up the book”? (a) read the story (b) pick up the book
  7. 7.🔢 To read a storybook, what comes right after “open the first page”? (a) close the book (b) pick up the book (c) read the story
  8. 8.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) rinse your mouth (b) put on toothpaste (c) brush all your teeth
  9. 9.🔢 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
  10. 10.🔢 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
  11. 11.🔢 To wash your hands, which is the FIRST step? (a) dry them with a towel (b) rinse off the soap (c) wet your hands (d) rub them with soap
  12. 12.🐞 What do we call a mistake in a program? (a) a cell (b) a byte (c) a sprite (d) a bug
  13. 13.🔢 To brush your teeth, which do we do first: “put on toothpaste” or “wet the toothbrush”? (a) wet the toothbrush (b) put on toothpaste
  14. 14.🔢 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
  15. 15.🔢 To play with a balloon, which do we do first: “play with it” or “take a balloon”? (a) play with it (b) take a balloon
  16. 16.🔢 To brush your teeth, which is the FIRST step? (a) put on toothpaste (b) wet the toothbrush (c) rinse your mouth (d) brush all your teeth
  17. 17.🔢 To wash your hands, which is the LAST step? (a) rub them with soap (b) dry them with a towel (c) wet your hands (d) rinse off the soap
  18. 18.🔢 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
  19. 19.🔢 To wash your hands, which do we do first: “wet your hands” or “rub them with soap”? (a) wet your hands (b) rub them with soap
  20. 20.🔢 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
  21. 21.🔢 In an algorithm, the steps must be in the right ___. (a) size (b) colour (c) order (d) font
  22. 22.🔢 To read a storybook, which do we do first: “close the book” or “open the first page”? (a) close the book (b) open the first page
  23. 23.🔢 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
  24. 24.🔢 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
  25. 25.🔢 To play with a balloon, which do we do first: “blow air into it” or “play with it”? (a) blow air into it (b) play with it
  26. 26.🔢 To read a storybook, which do we do first: “read the story” or “open the first page”? (a) read the story (b) open the first page
  27. 27.🔢 To plant a seed, which do we do first: “cover it with soil” or “water it”? (a) cover it with soil (b) water it
  28. 28.🔧 What is finding and fixing mistakes in a program called? (a) downloading (b) debugging (c) scrolling (d) printing
  29. 29.📝 What do we call a list of steps to solve a problem? (a) a pixel (b) a folder (c) a mouse (d) an algorithm
  30. 30.📋 What do we call the steps written in a language a computer understands? (a) a painting (b) a program (c) a poem (d) a password
  31. 31.🔢 To wash your hands, which do we do first: “rinse off the soap” or “dry them with a towel”? (a) dry them with a towel (b) rinse off the soap
  32. 32.🔢 To read a storybook, which do we do first: “read the story” or “close the book”? (a) read the story (b) close the book
  33. 33.🔢 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
  34. 34.🔢 To play with a balloon, which is the LAST step? (a) blow air into it (b) play with it (c) take a balloon (d) tie the end
  35. 35.🔢 To plant a seed, which is the FIRST step? (a) dig a small hole (b) put the seed in (c) water it (d) cover it with soil
  36. 36.🔢 To play with a balloon, which do we do first: “play with it” or “tie the end”? (a) tie the end (b) play with it
  37. 37.🔢 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
  38. 38.🔢 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
  39. 39.🔢 To plant a seed, which do we do first: “dig a small hole” or “put the seed in”? (a) dig a small hole (b) put the seed in
  40. 40.🔢 To play with a balloon, what comes right after “blow air into it”? (a) take a balloon (b) tie the end (c) play with it

Answer key

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

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