App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 436 · 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.🎯 Why learn about users before you build? (a) to make it longer (b) to pick a logo (c) to slow it down (d) to build what they need
2. 2.🗒️ The first small, working version of an app is often called an ___. (a) MVP (b) CPU (c) FAQ (d) URL
3. 3.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Add Homework
   [button] Send
   [text box] City
   [text box] Name
   [button] Back
   [button] Help
4. 4.🔢 When you make an app, which comes first: “build the app” or “release it”? (a) build the app (b) release it
5. 5.🧩 Which part lets the user give the app information? (a) an icon (b) a logo (c) an input (d) a title
6. 6.⚙️ What number does this app show?
   let bill = 240; // typed by the user
   let friends = 5; // typed by the user
   let share = bill / friends;
   show(share);
7. 7.🔍 Which is the odd one out? (a) adding up a bill (b) speaking a command (c) working out a tip (d) checking a password
8. 8.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) pick your bus stop (c) see where the bus is (d) a dark mode
9. 9.Which of these app ideas solves a real problem? (a) a button with no action (b) a medicine reminder (c) an app that just says hi (d) a blank grey screen
10. 10.🎯 Is this a user need or a feature: a dark mode switch? (a) a user need (b) a feature
11. 11.⚙️ What number does this app show?
    let bill = 50; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
12. 12.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) processing (b) input (c) output
13. 13.👥 A library app has 135 readers, 25 librarians and 115 volunteers as users. How many users does it have in all?
14. 14.Which of these happens at the idea stage? (a) spot a problem to solve (b) write the code (c) write down the bugs (d) sketch the screens
15. 15.⚙️ In an app, is speaking a command an input, processing or an output? (a) input (b) output (c) processing
16. 16.👥 A library app has 190 readers, 205 librarians and 60 volunteers as users. How many users does it have in all?
17. 17.📊 Survey: which problem bugs you most? How many students voted in all?
    losing water bottles: 25 votes
    forgetting homework: 3 votes
    no quiet study place: 21 votes
18. 18.💡 Which app idea solves this problem: bottles go missing at school? (a) a study-room finder (b) a bill splitter (c) a homework planner (d) a lost-and-found board
19. 19.📅 An app team plans for 3 days, builds for 6 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
20. 20.True or false: the log-in page is a button. (a) False (b) True
21. 21.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 7 votes
    losing water bottles: 5 votes
    no quiet study place: 24 votes (a) forgetting birthdays (b) losing water bottles (c) no quiet study place
22. 22.🗒️ Version 1 of a water reminder must be ready in 11 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 4 days
23. 23.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) change the bus icon (c) rate the driver (d) pick your bus stop
24. 24.Which of these is an output? (a) checking a password (b) a result on screen (c) typing your age (d) taking a photo
25. 25.Which of these is an input? (a) tap to Start (b) a box to type a name (c) the game-over page (d) the home page of an app
26. 26.True or false: a homework planner is the best fit for a runner who forgets to sip water. (a) False (b) True
27. 27.Which of these is true of an app? (a) has a web address (b) needs no installing (c) opens from a link (d) has a home-screen icon
28. 28.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 6 votes
    forgetting homework: 24 votes
    missing the bus: 10 votes (a) wasting pocket money (b) forgetting homework (c) missing the bus
29. 29.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) background music (c) check the answer (d) show a question
30. 30.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [slider] Volume
    [button] Save
    [button] Help
    [text box] Email
    [text box] Notes
    [button] Done
31. 31.🎯 Who are the users of an app? (a) only the testers (b) the app icons (c) the people who use it (d) only the coders
32. 32.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) savings stickers (c) show the balance (d) add money received
33. 33.Which of these is a user need? (a) a search bar (b) a share button (c) “I keep missing the bus” (d) a reminder alarm
34. 34.Which of these is an input? (a) a result on screen (b) a pop-up message (c) working out a tip (d) tapping a button
35. 35.🧩 Which of these is a button on this screen?
    [title] Settings
    [button] Save
    [button] Cancel
    [text box] Phone
    [text box] Email
    [slider] Volume
    [text box] Subject (a) Subject (b) Phone (c) Cancel (d) Email
36. 36.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Name
    [text box] Due date
    [text box] Subject
    [button] Cancel
    [button] Done (a) Done (b) Name (c) Due date (d) Subject
37. 37.Which of these is true of a website? (a) comes from an app store (b) updates from the store (c) has a home-screen icon (d) has a web address
38. 38.🗂️ What kind of app is a puzzle with levels? (a) a health app (b) a tool app (c) a learning app (d) a game
39. 39.🔢 After an app is released, what comes right after “list what to fix”? (a) read user reviews (b) fix and improve (c) release an update (d) test it again
40. 40.🔍 Which is the odd one out? (a) try every button (b) write down the bugs (c) let friends try it (d) list what users need

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