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