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