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