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