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