App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 591 · 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.Which of these is a feature? (a) “I keep missing the bus” (b) a reminder alarm (c) “Small text is hard” (d) “I forget my homework”
2. 2.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) pie-chart colours (c) export to a file (d) show the balance
3. 3.🗂️ What kind of app is a unit converter? (a) a tool app (b) a learning app (c) a game (d) a health app
4. 4.⚙️ What number does this app show?
   let bill = 212; // typed by the user
   let friends = 4; // typed by the user
   let share = bill / friends;
   show(share);
5. 5.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) custom alert sounds (c) water animations (d) set a reminder time
6. 6.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “missing the bus”?
   wasting pocket money: 17 votes
   missing the bus: 13 votes
   forgetting homework: 8 votes
7. 7.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) set a due date (c) pick a theme colour (d) add a homework task
8. 8.🔢 When you make an app, what comes right after “build the app”? (a) release it (b) test the app (c) plan the screens (d) get an idea
9. 9.True or false: a step counter is a health app. (a) False (b) True
10. 10.Which of these is true of an app? (a) opens from a link (b) comes from an app store (c) opens in a web browser (d) has a web address
11. 11.Which of these is true of an app? (a) opens in a web browser (b) is installed on a phone (c) needs no installing (d) opens from a link
12. 12.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 20 votes
    forgetting birthdays: 12 votes
    forgetting homework: 3 votes (a) forgetting homework (b) losing water bottles (c) forgetting birthdays
13. 13.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show a question (b) background music (c) check the answer (d) show the score
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 55; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 2 (b) line 4 (c) line 3 (d) line 1
15. 15.👥 A cricket club app has 75 players, 90 coaches and 55 fans as users. How many users does it have in all?
16. 16.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) see today’s total (c) set a reminder time (d) share your streak
17. 17.🧩 Scores, notes and settings that an app keeps are called ___. (a) tabs (b) buttons (c) data (d) screens
18. 18.🗂️ What kind of app is a water reminder? (a) a game (b) a learning app (c) a tool app (d) a health app
19. 19.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 25 votes
    wasting pocket money: 14 votes
    losing water bottles: 20 votes (a) wasting pocket money (b) forgetting homework (c) losing water bottles
20. 20.True or false: an app updates from the store. (a) True (b) False
21. 21.True or false: a buzz (vibration) is an output. (a) True (b) False
22. 22.🎯 What is a user need? (a) a phone setting (b) a problem a user has (c) a type of button (d) a colour theme
23. 23.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a title (c) a slider (d) a switch
24. 24.⚙️ What number does this app show?
    let price = 95; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
25. 25.🔢 After an app is released, which comes first: “release an update” or “fix and improve”? (a) release an update (b) fix and improve
26. 26.🔍 Which is the odd one out? (a) taking a photo (b) a pop-up message (c) typing your age (d) tapping a button
27. 27.🧩 In an app, what is tap to go Next? (a) a screen (b) a button (c) data (d) an input
28. 28.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 7 votes
    forgetting homework: 12 votes
    losing water bottles: 17 votes (a) missing the bus (b) forgetting homework (c) losing water bottles
29. 29.💡 Which app idea solves this problem: pupils forget due dates? (a) a lost-and-found board (b) a medicine reminder (c) a homework planner (d) a study-room finder
30. 30.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) pie-chart colours (c) add money spent (d) show the balance
31. 31.⚙️ What number does this app show?
    let km = 4; // typed by the user
    let metres = km * 1000;
    show(metres);
32. 32.Which of these app ideas solves a real problem? (a) a button with no action (b) a blank grey screen (c) a bill splitter (d) an app that just says hi
33. 33.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) earn stickers (c) pick a theme colour (d) see tasks by day
34. 34.🗒️ Why keep version 1 small? (a) to use up storage (b) to learn from users soon (c) to look bigger (d) to confuse users
35. 35.True or false: tap to Save is a button. (a) True (b) False
36. 36.🔢 When you make an app, which comes LAST? (a) plan the screens (b) release it (c) build the app (d) get an idea
37. 37.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a study-room finder (b) a homework planner (c) a medicine reminder (d) a lost-and-found board
38. 38.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “losing water bottles”?
    forgetting homework: 19 votes
    missing the bus: 22 votes
    losing water bottles: 3 votes
39. 39.🗒️ Version 1 of a bus tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 2 days
    pick your bus stop: 5 days
40. 40.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [switch] Dark mode
    [text box] Name
    [button] Save
    [slider] Text size
    [button] Next
    [text box] Subject
    [text box] Age

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