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