App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 147 · 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.True or false: a homework planner is the best fit for a student who keeps forgetting due dates. (a) False (b) True
2. 2.⚙️ What number does this app show?
   let price = 590; // typed by the user
   let off = 40; // typed by the user
   let pay = price - off;
   show(pay);
3. 3.🧩 Which part lets the user give the app information? (a) a logo (b) an input (c) a title (d) an icon
4. 4.📊 Survey: which problem bugs you most? How many students voted in all?
   forgetting homework: 23 votes
   wasting pocket money: 3 votes
   forgetting birthdays: 4 votes
5. 5.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) log a glass of water (c) custom alert sounds (d) see today’s total
6. 6.True or false: a free study-room finder solves a real problem. (a) True (b) False
7. 7.💡 Does an app idea like a bill splitter solve a real problem? (a) Yes (b) No
8. 8.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Settings
   [text box] Notes
   [button] Done
   [slider] Volume
   [switch] Remind me
   [button] Send
9. 9.True or false: a cricket run chase is a game. (a) False (b) True
10. 10.Which of these is a screen? (a) the game-over page (b) a switch for dark mode (c) tap to Send (d) today’s step count
11. 11.💡 Which is a problem statement? (a) “Use blue buttons” (b) “Make it fast” (c) “Add a logo” (d) “Kids forget homework”
12. 12.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) MVP (c) URL (d) CPU
13. 13.🔢 When you make an app, what comes right after “test the app”? (a) get an idea (b) build the app (c) release it (d) plan the screens
14. 14.👥 A school app has 30 students, 270 teachers and 115 parents as users. How many more teachers than students are there?
15. 15.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
16. 16.🛠️ At which stage do you spot a problem to solve? (a) the plan stage (b) the build stage (c) the idea stage (d) the test stage
17. 17.⚙️ What number does this app show?
    let bill = 162; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
18. 18.Which of these is processing? (a) a beep sound (b) typing your age (c) a result on screen (d) adding up a bill
19. 19.True or false: a big-text reader is the best fit for a child saving up for a cycle. (a) False (b) True
20. 20.🔢 After an app is released, what comes right after “test it again”? (a) list what to fix (b) read user reviews (c) fix and improve (d) release an update
21. 21.Which of these is a user need? (a) a search bar (b) a reminder alarm (c) “Small text is hard” (d) a share button
22. 22.💡 Which app idea solves this problem: bottles go missing at school? (a) a lost-and-found board (b) a study-room finder (c) a homework planner (d) a medicine reminder
23. 23.👥 A library app has 55 readers, 110 librarians and 50 volunteers as users. How many users does it have in all?
24. 24.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Cancel
    [text box] Age
    [text box] Notes
25. 25.⚙️ What number does this app show?
    let price = 120; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
26. 26.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) a dark mode (d) see where the bus is
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) show the balance (c) add money received (d) pie-chart colours
28. 28.True or false: your high score is an input. (a) False (b) True
29. 29.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting homework”?
    losing water bottles: 12 votes
    forgetting homework: 22 votes
    wasting pocket money: 24 votes
30. 30.🔍 Which is the odd one out? (a) a word battle (b) a puzzle with levels (c) a times-table quiz (d) a cricket run chase
31. 31.True or false: a flashcard trainer is a health app. (a) False (b) True
32. 32.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a slider (c) a title (d) a switch
33. 33.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
34. 34.🔍 Which is the odd one out? (a) a water reminder (b) a step counter (c) a sleep tracker (d) a racing challenge
35. 35.True or false: a free study-room finder solves no real problem. (a) True (b) False
36. 36.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) set a due date (c) share tasks to friends (d) earn stickers
37. 37.🔍 Which is the odd one out? (a) list what users need (b) try every button (c) write down the bugs (d) let friends try it
38. 38.🔢 After an app is released, what comes right after “list what to fix”? (a) release an update (b) read user reviews (c) test it again (d) fix and improve
39. 39.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
40. 40.⚙️ In an app, is tapping a button an input, processing or an output? (a) input (b) output (c) processing

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students