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