App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 564 · 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.🧩 What does a button do when you tap it? (a) saves the battery (b) starts an action (c) changes the phone (d) shows the time
2. 2.Which of these is a button? (a) your high score (b) tap to Send (c) the home page of an app (d) a date picker
3. 3.Which of these happens at the build stage? (a) draw the user flow (b) write the code (c) let friends try it (d) put it on an app store
4. 4.💡 After a survey, which need should version 1 solve? (a) the rarest need (b) a random need (c) the newest trend (d) the most common need
5. 5.🧩 In an app, what is a date picker? (a) a screen (b) data (c) a button (d) an input
6. 6.Which of these is a user need? (a) “What should I cook?” (b) a dark mode switch (c) a share button (d) a reminder alarm
7. 7.🛠️ At which stage do you share the download link? (a) the idea stage (b) the plan stage (c) the build stage (d) the release stage
8. 8.🎯 Is this a user need or a feature: a dark mode switch? (a) a user need (b) a feature
9. 9.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
10. 10.🗒️ The first small, working version of an app is often called an ___. (a) CPU (b) URL (c) MVP (d) FAQ
11. 11.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) data (c) buttons (d) tabs
12. 12.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
13. 13.Which of these is a screen? (a) tap to Start (b) the log-in page (c) a box to type a name (d) your friends list
14. 14.🔍 Which is the odd one out? (a) a calculator (b) an alarm clock (c) a times-table quiz (d) a unit converter
15. 15.📅 An app team plans for 5 days, builds for 9 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
16. 16.Which of these is an input? (a) sorting the scores (b) checking a password (c) typing your age (d) a result on screen
17. 17.Which of these app ideas solves a real problem? (a) a button with no action (b) a page of random dots (c) an app that just says hi (d) a lost-and-found board
18. 18.Which of these happens at the test stage? (a) list what users need (b) sketch the screens (c) let friends try it (d) talk to possible users
19. 19.Which of these is a user need? (a) a dark mode switch (b) “Small text is hard” (c) a search bar (d) a share button
20. 20.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Help
    [text box] Phone
    [switch] Dark mode
    [text box] Notes
21. 21.True or false: a calculator is a game. (a) False (b) True
22. 22.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “wasting pocket money”?
    wasting pocket money: 8 votes
    forgetting homework: 5 votes
    no quiet study place: 16 votes
23. 23.⚙️ What number does this app show?
    let price = 25; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
24. 24.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
25. 25.🧩 How many buttons does this app screen have?
    [title] Settings
    [switch] Remind me
    [text box] Notes
    [button] Done
    [button] Cancel
    [text box] City
    [text box] Email
26. 26.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a title (c) a text box (d) a switch
27. 27.⚙️ In an app, is working out a tip an input, processing or an output? (a) output (b) input (c) processing
28. 28.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “no quiet study place”?
    losing water bottles: 16 votes
    no quiet study place: 6 votes
    wasting pocket money: 8 votes
29. 29.📊 Survey: which problem bugs you most? How many students voted in all?
    no quiet study place: 6 votes
    missing the bus: 5 votes
    losing water bottles: 15 votes
30. 30.Which of these is a user need? (a) a dark mode switch (b) a share button (c) “I keep missing the bus” (d) a reminder alarm
31. 31.🗂️ What kind of app is a cricket run chase? (a) a learning app (b) a game (c) a health app (d) a tool app
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 17 votes
    missing the bus: 11 votes
    forgetting homework: 7 votes (a) forgetting homework (b) missing the bus (c) no quiet study place
33. 33.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) pick a theme colour (c) earn stickers (d) set a due date
34. 34.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 2 days
    show the score: 3 days
35. 35.👥 A clinic app has 75 patients, 240 doctors and 145 nurses as users. How many users does it have in all?
36. 36.Which of these is processing? (a) speaking a command (b) taking a photo (c) a beep sound (d) working out a tip
37. 37.Which of these is true of an app? (a) opens in a web browser (b) has a web address (c) needs no installing (d) updates from the store
38. 38.⚙️ In an app, is adding up a bill an input, processing or an output? (a) output (b) processing (c) input
39. 39.🧩 How many buttons does this app screen have?
    [title] New Note
    [text box] Notes
    [text box] Phone
    [button] Next
    [slider] Volume
    [button] Back
    [text box] Name
40. 40.🔢 When you make an app, what comes right after “get an idea”? (a) test the app (b) release it (c) plan the screens (d) build the app

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