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