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