App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 86 · 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) the sound on/off setting (b) your last game level (c) chat messages to friends (d) notes to read offline
2. 2.🔢 In a sign-up flow, which comes first: “tap “Sign up”” or “type name and email”? (a) type name and email (b) tap “Sign up”
3. 3.🌗 Is dark blue on black easy or hard to read on a button? (a) easy to read (b) hard to read
4. 4.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
5. 5.🔢 In a food-order flow, which comes FIRST? (a) add it to the cart (b) check the cart (c) open the menu (d) pay for the order
6. 6.True or false: a wireframe shows the real fonts. (a) False (b) True
7. 7.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 1 (d) 3 to 5
8. 8.✏️ Is this true of a wireframe or of a final design: has the real colours? (a) a final design (b) a wireframe
9. 9.✏️ Is this true of a wireframe or of a final design: looks like the real app? (a) a final design (b) a wireframe
10. 10.💾 Which works with no internet at all? (a) a shared chat (b) data saved on the phone (c) a cloud leaderboard (d) a cloud backup
11. 11.💾 What number does this code show?
    let friends = ["Riya", "Arjun", "Zoya"];
    friends.push("Meera");
    show(friends.length);
12. 12.👆 Two designs for the same task (each arrow is one tap). How many taps does Design A need?
    Design A: Home → Item → Menu → Pens → Size
    Design B: Home → Address → Cart → Search → Shop → Size → Menu
13. 13.♿ Does this help everyone, or make the app harder to use: text that can grow? (a) makes it harder (b) helps everyone
14. 14.👆 Two designs for the same task (each arrow is one tap). How many taps does the shorter design save?
    Design A: Home → Offers → Size → Pens → Address → Shop
    Design B: Home → Pay → Shop
15. 15.Which of these is true of a wireframe? (a) uses the final pictures (b) looks like the real app (c) shows the real fonts (d) uses plain grey boxes
16. 16.🎨 UX stands for user ___. (a) extra (b) experience (c) express (d) example
17. 17.🔢 In a quiz-app flow, what comes right after “read a question”? (a) see if it is right (b) tap “Start quiz” (c) see the final score (d) pick an answer
18. 18.👆 Two designs for the same task (each arrow is one tap). How many taps does the shorter design save?
    Design A: Home → Offers → Shop → Pens → Results
    Design B: Home → Cart → Search → Address → Size → Pens → Menu
19. 19.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) sits at the bottom (d) goes to the last screen
20. 20.🎨 Is this about UI or UX: how many taps it takes? (a) UI (b) UX
21. 21.🔀 Why plan the user flow before building? (a) so each step is clear (b) to hide the buttons (c) to add more taps (d) to skip testing
22. 22.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) undoes one move
23. 23.🔢 In a sign-up flow, which comes LAST? (a) type name and email (b) see the home screen (c) enter the code sent (d) open the app
24. 24.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
    Design A: Home → Address → Offers
    Design B: Home → Item → Offers → Shop → Search
25. 25.🔢 In a food-order flow, which comes first: “add it to the cart” or “pay for the order”? (a) pay for the order (b) add it to the cart
26. 26.🔍 Which is the odd one out? (a) sudden loud sounds (b) labels on every icon (c) captions on videos (d) big touch targets
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
28. 28.Which of these fits saving in the cloud? (a) a shared to-do list (b) a draft you are typing (c) notes to read offline (d) your last game level
29. 29.True or false: the theme colours is about UI (the look). (a) True (b) False
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Profile tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
31. 31.✏️ Is this true of a wireframe or of a final design: uses plain grey boxes? (a) a final design (b) a wireframe
32. 32.🎨 UI stands for user ___. (a) interface (b) idea (c) internet (d) input
33. 33.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
34. 34.✏️ Is this true of a wireframe or of a final design: shows the real fonts? (a) a final design (b) a wireframe
35. 35.🔢 In a photo-post flow, which comes first: “take the photo” or “add a filter”? (a) add a filter (b) take the photo
36. 36.✏️ What is a wireframe? (a) a type of password (b) the finished app (c) a charging cable (d) a simple screen sketch
37. 37.🔢 In a photo-post flow, which comes first: “take the photo” or “open the camera screen”? (a) take the photo (b) open the camera screen
38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap the Feed tab
    Which screen are you on now? (a) Settings (b) Feed (c) Chat (d) Match report
39. 39.💾 What number does this code show?
    let songs = ["Monsoon", "Sunrise", "Rain", "Stars"];
    songs.push("Kites");
    songs.push("Ocean");
    show(songs.length);
40. 40.🔢 In a sign-up flow, what comes right after “tap “Sign up””? (a) open the app (b) see the home screen (c) enter the code sent (d) type name and email

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