App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 82 · 40 questions

Developer's tip (Name the topic): First decide which topic the question is about. Use that lesson’s rule: count, order, match or work it out. Read every line of a screen or a code snippet before you answer.

1. 1.🔢 When you make an app, which comes LAST? (a) plan the screens (b) release it (c) build the app (d) get an idea
2. 2.⚙️ What number does this app show?
   let bill = 80; // typed by the user
   let friends = 5; // typed by the user
   let share = bill / friends;
   show(share);
3. 3.👥 A school app has 125 students, 225 teachers and 95 parents as users. Which user group is the biggest? (a) teachers (b) parents (c) students
4. 4.True or false: the log-in page is a screen. (a) True (b) False
5. 5.🔢 After an app is released, which comes first: “read user reviews” or “list what to fix”? (a) read user reviews (b) list what to fix
6. 6.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) custom alert sounds (c) water animations (d) set a reminder time
7. 7.🔢 When you make an app, which comes FIRST? (a) build the app (b) plan the screens (c) get an idea (d) test the app
8. 8.💡 After a survey, which need should version 1 solve? (a) the rarest need (b) the newest trend (c) the most common need (d) a random need
9. 9.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) show the score (b) an avatar shop (c) confetti effects (d) background music
10. 10.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
11. 11.🗒️ Why keep version 1 small? (a) to confuse users (b) to use up storage (c) to look bigger (d) to learn from users soon
12. 12.⚙️ In an app, is a pop-up message an input, processing or an output? (a) output (b) processing (c) input
13. 13.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [button] Back
    [button] Save
    [button] Start
    [text box] Due date (a) Due date (b) Back
14. 14.Which of these is true of a website? (a) has a home-screen icon (b) opens in a web browser (c) updates from the store (d) comes from an app store
15. 15.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) pick your bus stop (c) change the bus icon (d) a dark mode
16. 16.🔢 When you make an app, which comes first: “release it” or “get an idea”? (a) release it (b) get an idea
17. 17.🧩 In an app, what is tap to go Next? (a) a screen (b) data (c) an input (d) a button
18. 18.True or false: a big-text reader is the best fit for a parent waiting at the bus stop. (a) False (b) True
19. 19.Which of these is true of an app? (a) has a web address (b) needs no installing (c) has a home-screen icon (d) opens from a link
20. 20.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) show a question (d) an avatar shop
21. 21.Which of these is a user need? (a) a search bar (b) a share button (c) “Small text is hard” (d) a dark mode switch
22. 22.🔍 Which is the odd one out? (a) let friends try it (b) write down the bugs (c) talk to possible users (d) try every button
23. 23.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 22 votes
    forgetting birthdays: 3 votes
    wasting pocket money: 14 votes (a) wasting pocket money (b) forgetting birthdays (c) missing the bus
24. 24.True or false: taking a photo is processing. (a) False (b) True
25. 25.True or false: a page of random dots solves no real problem. (a) False (b) True
26. 26.True or false: checking a password is processing. (a) True (b) False
27. 27.🗒️ Version 1 of a water reminder must be ready in 13 days. How many days are left for extras after the must-haves?
    set a reminder time: 3 days
    log a glass of water: 2 days
    see today’s total: 2 days
28. 28.True or false: an app opens from a link. (a) True (b) False
29. 29.True or false: a step counter is a health app. (a) True (b) False
30. 30.🗒️ Version 1 of a bus tracker must be ready in 12 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 3 days
    pick your bus stop: 5 days
31. 31.📅 An app team plans for 5 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
32. 32.🔢 After an app is released, what comes right after “test it again”? (a) read user reviews (b) fix and improve (c) release an update (d) list what to fix
33. 33.📅 An app team plans for 2 days, builds for 7 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
34. 34.Which of these app ideas solves a real problem? (a) a button with no action (b) a page of random dots (c) a lost-and-found board (d) a blank grey screen
35. 35.True or false: a pop-up message is processing. (a) True (b) False
36. 36.True or false: a buzz (vibration) is an output. (a) True (b) False
37. 37.🗂️ What kind of app is a puzzle with levels? (a) a tool app (b) a health app (c) a game (d) a learning app
38. 38.⚙️ What number does this app show?
    let km = 2; // typed by the user
    let metres = km * 1000;
    show(metres);
39. 39.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 24 votes
    no quiet study place: 7 votes
    forgetting homework: 10 votes (a) forgetting homework (b) no quiet study place (c) forgetting birthdays
40. 40.True or false: a medicine reminder solves no real problem. (a) False (b) True

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