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