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