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