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