App Dev Worksheet: Navigation
Developer's tip (Stack of screens): Open a screen → it goes on top of the stack. Back → the top screen closes; you see the one underneath. Tap a tab → you jump to that tab’s main screen. Backs needed to get home = screens on the stack − 1.
NameDateTime takenScore ___ / 40
- 1.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
- 2.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) shows 3 to 5 icons (d) undoes one move
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3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Video”
2. tap Back
3. open “Help page”
4. tap the Lessons tab
5. open “Badges”
How many times must you tap Back to reach the main screen of this tab? - 4.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) that tab’s main screen (d) the phone settings
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5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
1. open “Friend list”
2. tap Back
3. tap the Chat tab
4. tap the Settings tab
Which screen are you on now? (a) Feed (b) Chat (c) Settings (d) Friend list - 6.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 10 to 12 (c) 1 (d) 20
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7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. tap the Home tab
2. tap the Search tab
3. open “Edit photo”
Which screen are you on now? (a) Search (b) Profile (c) Edit photo (d) Home - 8.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
- 9.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) switches main sections (d) hides extra links
- 10.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) to hide the menu (d) so users do not get lost
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11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
1. tap the Feed tab
2. tap the Chat tab
3. open “Help page”
4. tap the Settings tab
Which screen are you on now? (a) Chat (b) Help page (c) Feed (d) Settings - 12.Which of these is true of a tab bar? (a) opens a list of pages (b) sits at the bottom (c) goes to the last screen (d) undoes one move
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13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Score card”
2. open “Score card”
3. tap Back
Which screen are you on now? (a) Lessons (b) Quiz (c) Score card (d) Me - 14.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) hides extra links
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15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
1. tap the Chat tab
2. open “Map”
3. tap Back
4. tap the Feed tab
Which screen are you on now? (a) Map (b) Feed (c) Settings (d) Chat -
16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Badges”
2. open “Friend list”
3. open “Help page”
4. open “Friend list”
5. open “Edit photo”
Which screen are you on now? (a) Help page (b) Badges (c) Friend list (d) Edit photo - 17.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) sits at the bottom (d) switches main sections
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18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. tap the Home tab
2. open “Match report”
3. tap the Profile tab
How many times must you tap Back to reach the main screen of this tab? -
19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Help page”
2. tap the Quiz tab
3. open “Friend list”
4. tap Back
5. open “Friend list”
How many times must you tap Back to reach the main screen of this tab? -
20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Match report”
2. tap the Quiz tab
3. open “Friend list”
Which screen are you on now? (a) Lessons (b) Friend list (c) Match report (d) Quiz -
21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Score card”
2. tap the Home tab
3. open “Score card”
4. open “Match report”
5. tap Back
How many times must you tap Back to reach the main screen of this tab? -
22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. tap the Me tab
2. open “Friend list”
3. tap the Quiz tab
4. tap the Quiz tab
How many times must you tap Back to reach the main screen of this tab? -
23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Match report”
2. tap the Search tab
3. open “Friend list”
Which screen are you on now? (a) Search (b) Home (c) Match report (d) Friend list -
24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. tap the Profile tab
2. tap the Home tab
3. tap the Profile tab
4. open “Help page”
How many times must you tap Back to reach the main screen of this tab? -
25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Match report”
2. tap the Lessons tab
3. tap the Me tab
4. tap the Me tab
5. open “Map”
How many times must you tap Back to reach the main screen of this tab? -
26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Video”
2. tap Back
3. open “Score card”
Which screen are you on now? (a) Home (b) Score card (c) Search (d) Video -
27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Friend list”
2. tap Back
3. open “Friend list”
How many times must you tap Back to reach the main screen of this tab? -
28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
1. open “Score card”
2. open “Match report”
3. tap the Chat tab
4. tap the Feed tab
5. open “Help page”
Which screen are you on now? (a) Score card (b) Feed (c) Help page (d) Match report -
29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Edit photo”
2. tap the Quiz tab
3. open “Help page”
4. tap Back
5. open “Score card”
How many times must you tap Back to reach the main screen of this tab? - 30.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
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31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Help page”
2. open “Score card”
3. tap the Profile tab
How many times must you tap Back to reach the main screen of this tab? -
32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
1. open “Score card”
2. tap Back
3. tap the Lessons tab
4. open “Edit photo”
5. tap the Me tab
Which screen are you on now? (a) Score card (b) Lessons (c) Me (d) Edit photo -
33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. tap the Home tab
2. tap the Profile tab
3. open “Badges”
How many times must you tap Back to reach the main screen of this tab? - 34.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
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35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Help page”
2. tap the Home tab
3. open “Badges”
4. tap Back
Which screen are you on now? (a) Badges (b) Home (c) Help page (d) Search - 36.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) undoes one move (d) goes to the last screen
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37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Friend list”
2. tap the Home tab
3. open “Map”
4. tap the Profile tab
Which screen are you on now? (a) Friend list (b) Home (c) Map (d) Profile -
38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Video”
2. tap the Search tab
3. open “Edit photo”
4. tap the Search tab
5. open “Video”
How many times must you tap Back to reach the main screen of this tab? -
39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
1. tap the Feed tab
2. open “Badges”
3. tap Back
4. open “Score card”
5. open “Badges”
Which screen are you on now? (a) Score card (b) Chat (c) Badges (d) Feed -
40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
1. open “Match report”
2. tap the Profile tab
3. open “Friend list”
Which screen are you on now? (a) Match report (b) Home (c) Friend list (d) Search
Answer key
- the back button
- shows 3 to 5 icons
- 1
- that tab’s main screen
- Settings
- 3 to 5
- Edit photo
- a tab bar
- switches main sections
- so users do not get lost
- Settings
- sits at the bottom
- Score card
- goes to the last screen
- Feed
- Edit photo
- opens a list of pages
- 0
- 1
- Friend list
- 1
- 0
- Friend list
- 1
- 1
- Score card
- 1
- Help page
- 1
- goes to the last screen
- 0
- Me
- 1
- at the bottom
- Home
- hides extra links
- Profile
- 1
- Badges
- Friend list
Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students