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