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