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