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