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