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