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