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