App Dev Worksheet: Parts of an App
Developer's tip (Screen, tap, type, keep): A screen is one page of the app; a button starts an action. Inputs take information: text box (typing), switch (on / off), slider (a level), date picker. Data is what the app keeps: notes, scores, settings, lists.
NameDateTime takenScore ___ / 40
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1.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Settings
[switch] Show hints
[text box] Email
[text box] Name
[slider] Text size
[button] Send - 2.🧩 In an app, what is the log-in page? (a) data (b) a button (c) an input (d) a screen
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3.🧩 How many buttons does this app screen have?
[title] Order Snacks
[text box] Email
[switch] Remind me
[button] Next
[text box] Due date
[slider] Text size - 4.🧩 Which input is best for typing your name? (a) a slider (b) a text box (c) a switch (d) a picture
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5.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Sign Up
[button] Save
[button] Help
[text box] Phone
[text box] Age
[switch] Show hints
[button] Done -
6.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Add Homework
[text box] Email
[button] Cancel
[text box] Due date
[button] Help
[text box] Notes - 7.Which of these is data? (a) a switch for dark mode (b) the home page of an app (c) your high score (d) a box to type a name
- 8.Which of these is data? (a) tap to Send (b) today’s step count (c) the home page of an app (d) the game-over page
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9.🧩 Which of these is a button on this screen?
[title] New Note
[button] Save
[text box] Notes
[button] Help
[switch] Show hints
[text box] Subject (a) Notes (b) Subject (c) Show hints (d) Help -
10.🧩 Which of these is a button on this screen?
[title] Sign Up
[text box] Phone
[button] Start
[button] Cancel
[slider] Brightness (a) Brightness (b) Phone (c) Cancel - 11.🧩 In an app, what is a switch for dark mode? (a) an input (b) a screen (c) a button (d) data
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12.🧩 How many buttons does this app screen have?
[title] Sign Up
[text box] Due date
[slider] Text size
[button] Done
[text box] Phone - 13.🧩 In an app, what is tap to Send? (a) a screen (b) an input (c) a button (d) data
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14.🧩 How many buttons does this app screen have?
[title] New Note
[text box] Email
[button] Done
[text box] Notes
[button] Send - 15.Which of these is data? (a) your saved notes (b) the settings page (c) a slider for volume (d) the home page of an app
- 16.True or false: tap to Save is an input. (a) True (b) False
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17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Add Homework
[button] Back
[button] Cancel
[text box] Subject
[slider] Brightness
[text box] Age -
18.🧩 How many buttons does this app screen have?
[title] Order Snacks
[button] Help
[text box] Email
[switch] Dark mode
[button] Back
[button] Send - 19.🧩 In an app, what is your saved notes? (a) data (b) an input (c) a button (d) a screen
- 20.Which of these is an input? (a) tap to go Next (b) a box to type a name (c) tap to Send (d) the log-in page
- 21.Which of these is an input? (a) your friends list (b) tap to Save (c) the log-in page (d) a switch for dark mode
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22.🧩 How many buttons does this app screen have?
[title] Edit Profile
[button] Cancel
[text box] City
[text box] Age - 23.Which of these is a button? (a) the game-over page (b) tap to Save (c) the log-in page (d) your friends list
- 24.Which of these is a screen? (a) a date picker (b) the log-in page (c) today’s step count (d) tap to go Next
- 25.🧩 In an app, what is the settings page? (a) a screen (b) a button (c) data (d) an input
- 26.True or false: today’s step count is a screen. (a) False (b) True
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27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Edit Profile
[slider] Text size
[button] Save
[button] Start
[text box] Name
[text box] Phone
[button] Back -
28.🧩 How many buttons does this app screen have?
[title] Add Homework
[switch] Show hints
[text box] Name
[text box] Notes
[button] Cancel
[slider] Volume - 29.🧩 Which input is best for turning something ON or OFF? (a) a switch (b) a title (c) a text box (d) a slider
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30.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Sign Up
[text box] City
[button] Cancel
[text box] Name
[text box] Email
[button] Next
[slider] Text size - 31.🧩 In an app, what is the game-over page? (a) a screen (b) data (c) an input (d) a button
- 32.🧩 Which part lets the user give the app information? (a) a logo (b) a title (c) an icon (d) an input
- 33.True or false: tap to Start is data. (a) True (b) False
- 34.🧩 Scores, notes and settings that an app keeps are called ___. (a) tabs (b) screens (c) buttons (d) data
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35.🧩 How many buttons does this app screen have?
[title] New Note
[text box] City
[switch] Remind me
[slider] Volume
[button] Next
[text box] Age
[button] Back -
36.🧩 How many buttons does this app screen have?
[title] Settings
[button] Help
[text box] Age
[switch] Show hints
[slider] Brightness -
37.🧩 Which of these is a button on this screen?
[title] Edit Profile
[text box] Notes
[text box] Name
[button] Back
[button] Start
[text box] Due date (a) Back (b) Due date (c) Notes (d) Name - 38.🧩 In an app, what is your friends list? (a) an input (b) a button (c) a screen (d) data
- 39.Which of these is a screen? (a) a slider for volume (b) a switch for dark mode (c) tap to Start (d) the home page of an app
- 40.True or false: tap to Start is a button. (a) True (b) False
Answer key
- 4
- a screen
- 1
- a text box
- 3
- 3
- your high score
- today’s step count
- Help
- Cancel
- an input
- 1
- a button
- 2
- your saved notes
- False
- 3
- 3
- data
- a box to type a name
- a switch for dark mode
- 1
- tap to Save
- the log-in page
- a screen
- False
- 3
- 1
- a switch
- 4
- a screen
- an input
- False
- data
- 2
- 1
- Back
- data
- the home page of an app
- True
Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students