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