← Algorithms: steps in order lesson New set →

Class 5 Computer Worksheet: Algorithms

Computer lesson 25: Algorithms: steps in order · Set 488 · 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.🔢 In an algorithm, the steps must be in the right ___. (a) size (b) colour (c) order (d) font
  2. 2.🔢 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
  3. 3.🔢 To wash your hands, which do we do first: “rinse off the soap” or “rub them with soap”? (a) rub them with soap (b) rinse off the soap
  4. 4.🔢 To play with a balloon, which do we do first: “tie the end” or “blow air into it”? (a) tie the end (b) blow air into it
  5. 5.🔢 To brush your teeth, which do we do first: “rinse your mouth” or “wet the toothbrush”? (a) wet the toothbrush (b) rinse your mouth
  6. 6.🔢 To play with a balloon, which is the LAST step? (a) tie the end (b) blow air into it (c) take a balloon (d) play with it
  7. 7.🔢 To read a storybook, which is the LAST step? (a) pick up the book (b) close the book (c) read the story (d) open the first page
  8. 8.🔢 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
  9. 9.📝 What do we call a list of steps to solve a problem? (a) a folder (b) a pixel (c) an algorithm (d) a mouse
  10. 10.🔢 To read a storybook, which do we do first: “read the story” or “close the book”? (a) close the book (b) read the story
  11. 11.🔢 To plant a seed, which do we do first: “water it” or “put the seed in”? (a) water it (b) put the seed in
  12. 12.🔢 To brush your teeth, what comes right after “wet the toothbrush”? (a) brush all your teeth (b) rinse your mouth (c) put on toothpaste
  13. 13.🔢 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
  14. 14.🔢 To plant a seed, which do we do first: “put the seed in” or “water it”? (a) water it (b) put the seed in
  15. 15.🔢 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
  16. 16.🔢 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
  17. 17.🔢 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
  18. 18.🔢 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
  19. 19.🔢 To read a storybook, which do we do first: “read the story” or “open the first page”? (a) open the first page (b) read the story
  20. 20.🐞 What do we call a mistake in a program? (a) a sprite (b) a byte (c) a bug (d) a cell
  21. 21.🔢 To plant a seed, which do we do first: “put the seed in” or “cover it with soil”? (a) put the seed in (b) cover it with soil
  22. 22.🔢 To wash your hands, which is the LAST step? (a) rub them with soap (b) wet your hands (c) rinse off the soap (d) dry them with a towel
  23. 23.🔢 To brush your teeth, which is the FIRST step? (a) rinse your mouth (b) brush all your teeth (c) wet the toothbrush (d) put on toothpaste
  24. 24.🔢 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
  25. 25.🔢 To plant a seed, which is the FIRST step? (a) dig a small hole (b) cover it with soil (c) put the seed in (d) water it
  26. 26.🔢 To read a storybook, what comes right after “read the story”? (a) open the first page (b) pick up the book (c) close the book
  27. 27.🔢 To plant a seed, which is the LAST step? (a) dig a small hole (b) cover it with soil (c) water it (d) put the seed in
  28. 28.🔢 To plant a seed, what comes right after “dig a small hole”? (a) put the seed in (b) cover it with soil (c) water it
  29. 29.🔢 To plant a seed, which do we do first: “dig a small hole” or “water it”? (a) dig a small hole (b) water it
  30. 30.🔢 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
  31. 31.🤖 A computer follows the steps of a program ___. (a) the way it likes (b) backwards always (c) only on Sundays (d) exactly as written
  32. 32.🔢 To brush your teeth, which do we do first: “wet the toothbrush” or “rinse your mouth”? (a) wet the toothbrush (b) rinse your mouth
  33. 33.🔢 To wash your hands, what comes right after “wet your hands”? (a) rub them with soap (b) dry them with a towel (c) rinse off the soap
  34. 34.🔢 To brush your teeth, what comes right after “brush all your teeth”? (a) put on toothpaste (b) wet the toothbrush (c) rinse your mouth
  35. 35.🔢 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
  36. 36.🔧 What is finding and fixing mistakes in a program called? (a) scrolling (b) debugging (c) printing (d) downloading
  37. 37.🔢 To play with a balloon, which is the FIRST step? (a) blow air into it (b) play with it (c) take a balloon (d) tie the end
  38. 38.🔢 To play with a balloon, which do we do first: “tie the end” or “take a balloon”? (a) tie the end (b) take a balloon
  39. 39.🔢 To read a storybook, which do we do first: “open the first page” or “read the story”? (a) open the first page (b) read the story
  40. 40.🔢 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

Answer key

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

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