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