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