App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 901 · 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.🔢 After an app is released, which comes first: “fix and improve” or “list what to fix”? (a) fix and improve (b) list what to fix
2. 2.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) an avatar shop (b) show the score (c) check the answer (d) show a question
3. 3.🗒️ 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: 3 days
   show arrival time: 1 days
   pick your bus stop: 4 days
4. 4.True or false: a website is installed on a phone. (a) True (b) False
5. 5.Which of these is a button? (a) a box to type a name (b) your friends list (c) tap to go Next (d) the log-in page
6. 6.True or false: a big-text reader is the best fit for a teen whose money runs out by Friday. (a) True (b) False
7. 7.👥 A cricket club app has 70 players, 85 coaches and 165 fans as users. Which user group is the biggest? (a) coaches (b) fans (c) players
8. 8.Which of these is an input? (a) typing your age (b) a pop-up message (c) sorting the scores (d) adding up a bill
9. 9.🔍 Which is the odd one out? (a) a step counter (b) a water reminder (c) a sleep tracker (d) a spelling coach
10. 10.🔢 When you make an app, which comes LAST? (a) get an idea (b) build the app (c) plan the screens (d) release it
11. 11.Which of these is true of a website? (a) needs no installing (b) updates from the store (c) comes from an app store (d) is installed on a phone
12. 12.Which of these is a screen? (a) the home page of an app (b) your high score (c) tap to go Next (d) a date picker
13. 13.🔍 Which is the odd one out? (a) speaking a command (b) typing your age (c) tapping a button (d) working out a tip
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 580; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 3 (c) line 2 (d) line 4
15. 15.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a slider (c) a title (d) a switch
16. 16.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
17. 17.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) see today’s total (b) share your streak (c) water animations (d) custom alert sounds
18. 18.🛠️ At which stage do you add the buttons? (a) the build stage (b) the release stage (c) the test stage (d) the idea stage
19. 19.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “wasting pocket money”?
    wasting pocket money: 11 votes
    losing water bottles: 19 votes
    missing the bus: 5 votes
20. 20.True or false: an app opens from a link. (a) True (b) False
21. 21.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) log a glass of water (b) custom alert sounds (c) share your streak (d) water animations
22. 22.🔢 When you make an app, what comes right after “build the app”? (a) test the app (b) get an idea (c) release it (d) plan the screens
23. 23.🎯 Which app would help this user most: a runner who forgets to sip water? (a) a homework planner (b) a water reminder (c) a pocket-money tracker (d) a bus tracker
24. 24.🔍 Which is the odd one out? (a) pick the features (b) draw the user flow (c) sketch the screens (d) let friends try it
25. 25.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 370; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 2 (c) line 3 (d) line 1
26. 26.True or false: a cricket run chase is a game. (a) True (b) False
27. 27.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a study-room finder (b) a bill splitter (c) a lost-and-found board (d) a medicine reminder
28. 28.⚙️ What number does this app show?
    let bill = 84; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
29. 29.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
30. 30.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) confetti effects (c) background music (d) check the answer
31. 31.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) output (c) processing
32. 32.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] City
    [button] Back
33. 33.📅 An app team plans for 4 days, builds for 10 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
34. 34.Which of these app ideas solves no real problem? (a) a blank grey screen (b) a library due-date alert (c) a lost-and-found board (d) a bill splitter
35. 35.Which of these is an input? (a) the log-in page (b) a date picker (c) tap to go Next (d) tap to Send
36. 36.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) opens in a web browser (d) comes from an app store
37. 37.🎯 An app for “everyone” with no clear user usually ___. (a) wins every prize (b) needs no testing (c) is easy to build (d) helps nobody well
38. 38.📅 An app team plans for 4 days, builds for 6 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
39. 39.🔢 After an app is released, which comes LAST? (a) release an update (b) fix and improve (c) read user reviews (d) list what to fix
40. 40.Which of these happens at the release stage? (a) write the code (b) write down the bugs (c) talk to possible users (d) share the download link

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