App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 580 · 40 questions

Developer's tip (Think like the user): First decide which topic the question is about. Use that lesson’s rule: 48 px buttons, 16 px text, the screen stack, the flow order. For code, count positions from 0.

1. 1.Which of these fits saving in the cloud? (a) your last game level (b) a draft you are typing (c) chat messages to friends (d) notes to read offline
2. 2.💾 Which can hold many values in order? (a) a single number (b) a button (c) a switch (d) a list
3. 3.Which of these is true of a wireframe? (a) uses the final pictures (b) shows where things go (c) has the real colours (d) looks like the real app
4. 4.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
5. 5.🔢 In a quiz-app flow, which comes first: “see if it is right” or “see the final score”? (a) see if it is right (b) see the final score
6. 6.👆 Two designs for the same task (each arrow is one tap). How many taps does Design A need?
   Design A: Home → Confirm → Pay
   Design B: Home → Menu → Shop → Search → Address → Pay → Confirm
7. 7.✏️ Is this true of a wireframe or of a final design: uses plain grey boxes? (a) a final design (b) a wireframe
8. 8.🔢 In a sign-up flow, which comes FIRST? (a) make a password (b) enter the code sent (c) open the app (d) see the home screen
9. 9.💾 Where should the app save a draft you are typing: on the phone or in the cloud? (a) on the phone (b) in the cloud
10. 10.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ big picture ]
    [ top bar ]
    [ tab bar ]
    [ Add button ]
    [ menu icon ]
    [ Save button ] (a) tab bar (b) big picture (c) top bar (d) Save button
11. 11.💾 Where should the app save your last game level: on the phone or in the cloud? (a) in the cloud (b) on the phone
12. 12.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
13. 13.True or false: the icon shapes is about UI (the look). (a) False (b) True
14. 14.🌗 Is pale pink on white easy or hard to read on a button? (a) easy to read (b) hard to read
15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Home tab
    4. open “Score card”
    Which screen are you on now? (a) Home (b) Help page (c) Match report (d) Score card
16. 16.🎨 Is this about UI or UX: the screen layout? (a) UX (b) UI
17. 17.🔢 In a sign-up flow, which comes LAST? (a) make a password (b) open the app (c) tap “Sign up” (d) see the home screen
18. 18.🔀 In a good flow, each screen should lead to ___. (a) a dead end (b) a clear next step (c) the same screen (d) a random page
19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
20. 20.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ filter buttons ]
    [ top bar ]
    [ title text ]
    [ Save button ]
    [ menu icon ] (a) title text (b) menu icon (c) top bar (d) filter buttons
21. 21.👆 Two designs for the same task (each arrow is one tap). Which needs FEWER taps?
    Design A: Home → Pens → Shop → Menu
    Design B: Home → Item → Cart → Pens → Pay (a) Design B (b) Design A
22. 22.💾 Which works with no internet at all? (a) a shared chat (b) a cloud backup (c) a cloud leaderboard (d) data saved on the phone
23. 23.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
24. 24.💾 Data saved only on the phone is lost when ___. (a) the screen turns off (b) you send a message (c) the app is closed (d) the phone is lost
25. 25.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ search box ]
    [ menu icon ]
    [ Save button ]
    [ list of items ] (a) Save button (b) menu icon (c) search box (d) list of items
26. 26.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Caption: 18 px
    Title: 12 px
    Footer: 17 px
    Body text: 21 px
    Hint: 16 px (a) Title (b) Body text (c) Caption (d) Footer
27. 27.✏️ Why draw a wireframe before coding? (a) it saves data (b) it adds colours (c) changes are quick (d) it runs the app
28. 28.True or false: the screen layout is about UX (the experience). (a) True (b) False
29. 29.♿ A screen has 11 icon buttons. Only 1 of them have a text label for screen readers. How many still need a label?
30. 30.Which of these is true of a menu button? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) sits at the bottom
31. 31.🔘 Our rule: buttons are at least 48 px tall. Which button is too small?
    Done button: 48 px tall
    Cancel button: 64 px tall
    Next button: 40 px tall (a) Done (b) Cancel (c) Next
32. 32.🎨 Is this about UI or UX: the button colours? (a) UX (b) UI
33. 33.🔘 Our rule: buttons are at least 48 px tall. How many of these buttons follow the rule?
    Send button: 44 px tall
    Cancel button: 32 px tall
    Back button: 64 px tall
34. 34.True or false: “sudden loud sounds” helps everyone use the app. (a) False (b) True
35. 35.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ menu icon ]
    [ big picture ]
    [ Save button ]
    [ search box ]
    [ tab bar ]
    [ filter buttons ] (a) menu icon (b) filter buttons (c) tab bar (d) big picture
36. 36.True or false: a final design uses plain grey boxes. (a) False (b) True
37. 37.🔘 Our rule: buttons are at least 48 px tall. Which button is too small?
    Next button: 60 px tall
    Save button: 40 px tall
    Cancel button: 72 px tall (a) Cancel (b) Save (c) Next
38. 38.👆 Two designs for the same task (each arrow is one tap). Which needs FEWER taps?
    Design A: Home → Shop → Size → Offers
    Design B: Home → Shop → Size → Offers → Search → Pay (a) Design B (b) Design A
39. 39.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) the phone settings (d) that tab’s main screen
40. 40.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students