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