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