App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 777 · 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.👥 A cricket club app has 30 players, 300 coaches and 225 fans as users. How many users does it have in all?
2. 2.⚙️ What number does this app show?
   let price = 230; // typed by the user
   let off = 40; // typed by the user
   let pay = price - off;
   show(pay);
3. 3.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a slider (c) a title (d) a switch
4. 4.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) processing (c) input
5. 5.💡 Does an app idea like a button with no action solve a real problem? (a) Yes (b) No
6. 6.⚙️ What number does this app show?
   let bill = 140; // typed by the user
   let friends = 2; // typed by the user
   let share = bill / friends;
   show(share);
7. 7.🔢 After an app is released, which comes first: “release an update” or “read user reviews”? (a) release an update (b) read user reviews
8. 8.🎯 What is a user need? (a) a colour theme (b) a problem a user has (c) a phone setting (d) a type of button
9. 9.🔍 Which is the odd one out? (a) pick the features (b) draw the user flow (c) spot a problem to solve (d) sketch the screens
10. 10.🛠️ At which stage do you share the download link? (a) the idea stage (b) the build stage (c) the plan stage (d) the release stage
11. 11.⚙️ In an app, is a beep sound an input, processing or an output? (a) processing (b) input (c) output
12. 12.🗒️ What is a must-have feature? (a) one the app cannot skip (b) a nice extra (c) a colour theme (d) a sound effect
13. 13.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 17 votes
    wasting pocket money: 3 votes
    losing water bottles: 11 votes
14. 14.True or false: a flashcard trainer is a game. (a) False (b) True
15. 15.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) tabs (c) buttons (d) data
16. 16.True or false: tap to Save is a button. (a) True (b) False
17. 17.🎯 Which app would help this user most: a pupil juggling five projects? (a) a homework planner (b) a water reminder (c) a pocket-money tracker (d) a bus tracker
18. 18.Which of these is a button? (a) your friends list (b) tap to Start (c) the settings page (d) a box to type a name
19. 19.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
20. 20.📅 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?
21. 21.🔍 Which is the odd one out? (a) an alarm clock (b) a unit converter (c) a calculator (d) a sleep tracker
22. 22.🔍 Which is the odd one out? (a) a result on screen (b) a pop-up message (c) a beep sound (d) tapping a button
23. 23.💡 Which app idea solves this problem: projects pile up at once? (a) a study-room finder (b) a lost-and-found board (c) a bill splitter (d) a homework planner
24. 24.🔍 Which is the odd one out? (a) a racing challenge (b) a cricket run chase (c) a puzzle with levels (d) a step counter
25. 25.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
26. 26.True or false: a website needs no installing. (a) False (b) True
27. 27.🔢 After an app is released, what comes right after “read user reviews”? (a) release an update (b) list what to fix (c) fix and improve (d) test it again
28. 28.Which of these is a feature? (a) “Small text is hard” (b) a dark mode switch (c) “I forget my homework” (d) “I keep missing the bus”
29. 29.🔢 When you make an app, which comes first: “test the app” or “release it”? (a) test the app (b) release it
30. 30.Which of these is true of a website? (a) has a home-screen icon (b) opens in a web browser (c) comes from an app store (d) is installed on a phone
31. 31.True or false: typing your age is an input. (a) False (b) True
32. 32.True or false: a recipe finder is the best fit for a reader who finds small print hard. (a) False (b) True
33. 33.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 15 votes
    forgetting homework: 5 votes
    no quiet study place: 16 votes (a) forgetting homework (b) no quiet study place (c) wasting pocket money
34. 34.🌐 Which program do you need to open a website? (a) a camera app (b) a web browser (c) an app store (d) a calculator
35. 35.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
36. 36.True or false: you let friends try it at the idea stage. (a) False (b) True
37. 37.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “wasting pocket money”?
    no quiet study place: 6 votes
    forgetting birthdays: 12 votes
    wasting pocket money: 10 votes
38. 38.🔢 When you make an app, what comes right after “plan the screens”? (a) get an idea (b) build the app (c) release it (d) test the app
39. 39.🧩 Which of these is a button on this screen?
    [title] Edit Profile
    [button] Save
    [text box] Notes
    [button] Next
    [switch] Show hints (a) Next (b) Notes (c) Show hints
40. 40.🧩 What does a button do when you tap it? (a) changes the phone (b) saves the battery (c) shows the time (d) starts an action

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