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