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