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