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