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