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