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