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