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