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