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