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