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