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