App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 326 · 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.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) output (c) input
2. 2.Which of these is a screen? (a) your high score (b) a switch for dark mode (c) the home page of an app (d) tap to go Next
3. 3.💡 An app that tries to do everything at once is usually ___. (a) finished fast (b) hard to use (c) easy to build (d) very small
4. 4.Which of these is a screen? (a) a box to type a name (b) tap to Send (c) the log-in page (d) a date picker
5. 5.🗒️ Version 1 of a quiz app must be ready in 5 days. How many days are left for extras after the must-haves?
   show a question: 1 days
   check the answer: 1 days
   show the score: 3 days
6. 6.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [text box] Subject
   [switch] Dark mode
   [button] Send
7. 7.True or false: a pop-up message is an output. (a) True (b) False
8. 8.🔍 Which is the odd one out? (a) tapping a button (b) taking a photo (c) checking a password (d) typing your age
9. 9.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) comes from an app store (d) opens from a link
10. 10.💡 A good app idea starts with ___. (a) many colours (b) a problem to solve (c) a cool logo (d) a long name
11. 11.🗒️ Version 1 of a homework planner must be ready in 11 days. How many days are left for extras after the must-haves?
    add a homework task: 2 days
    set a due date: 2 days
    see tasks by day: 2 days
12. 12.🧩 Which part lets the user give the app information? (a) a title (b) an input (c) a logo (d) an icon
13. 13.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “no quiet study place”?
    forgetting birthdays: 10 votes
    missing the bus: 20 votes
    no quiet study place: 9 votes
14. 14.🗒️ The first small, working version of an app is often called an ___. (a) URL (b) CPU (c) MVP (d) FAQ
15. 15.True or false: you write down the bugs at the test stage. (a) False (b) True
16. 16.🔢 After an app is released, which comes FIRST? (a) test it again (b) read user reviews (c) release an update (d) list what to fix
17. 17.True or false: adding up a bill is processing. (a) False (b) True
18. 18.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
19. 19.🌐 Which program do you need to open a website? (a) a camera app (b) an app store (c) a web browser (d) a calculator
20. 20.Which of these app ideas solves no real problem? (a) a library due-date alert (b) a free study-room finder (c) a bill splitter (d) a blank grey screen
21. 21.Which of these happens at the plan stage? (a) write down the bugs (b) add the buttons (c) connect the data (d) sketch the screens
22. 22.⚙️ What number does this app show?
    let bill = 78; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
23. 23.🎯 Why learn about users before you build? (a) to slow it down (b) to build what they need (c) to pick a logo (d) to make it longer
24. 24.True or false: your saved notes is an input. (a) True (b) False
25. 25.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) see tasks by day (c) pick a theme colour (d) add a homework task
26. 26.🗒️ Version 1 of a bus tracker must be ready in 14 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 3 days
    pick your bus stop: 4 days
27. 27.🔢 When you make an app, what comes right after “get an idea”? (a) plan the screens (b) release it (c) test the app (d) build the app
28. 28.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Cancel
    [text box] Email
    [button] Done
    [switch] Dark mode
    [text box] Age
29. 29.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 2 days
    show arrival time: 1 days
    pick your bus stop: 2 days
30. 30.🎯 An app for “everyone” with no clear user usually ___. (a) is easy to build (b) wins every prize (c) helps nobody well (d) needs no testing
31. 31.Which of these app ideas solves a real problem? (a) a blank grey screen (b) a page of random dots (c) a button with no action (d) a bill splitter
32. 32.🛠️ At which stage do you add the buttons? (a) the idea stage (b) the build stage (c) the release stage (d) the plan stage
33. 33.🗒️ 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: 4 days
    check the answer: 3 days
    show the score: 3 days
34. 34.🗒️ Version 1 of a bus tracker must be ready in 9 days. How many days are left for extras after the must-haves?
    see where the bus is: 2 days
    show arrival time: 3 days
    pick your bus stop: 3 days
35. 35.👥 A clinic app has 180 patients, 100 doctors and 275 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
36. 36.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “no quiet study place”?
    wasting pocket money: 17 votes
    no quiet study place: 14 votes
    losing water bottles: 24 votes
37. 37.Which of these is an input? (a) your saved notes (b) a date picker (c) tap to Save (d) today’s step count
38. 38.True or false: a times-table quiz is a health app. (a) False (b) True
39. 39.💡 Which app idea solves this problem: bottles go missing at school? (a) a study-room finder (b) a medicine reminder (c) a lost-and-found board (d) a homework planner
40. 40.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) savings stickers (b) add money received (c) add money spent (d) show the balance

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