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