App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 269 · 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.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) show the balance (b) savings stickers (c) pie-chart colours (d) export to a file
2. 2.🗒️ Version 1 of a water reminder must be ready in 8 days. How many days are left for extras after the must-haves?
   set a reminder time: 3 days
   log a glass of water: 1 days
   see today’s total: 4 days
3. 3.Which of these is a user need? (a) a search bar (b) “I keep missing the bus” (c) a reminder alarm (d) a share button
4. 4.🗂️ What kind of app is a racing challenge? (a) a learning app (b) a tool app (c) a health app (d) a game
5. 5.True or false: a flashcard trainer is a learning app. (a) False (b) True
6. 6.True or false: a lost-and-found board solves no real problem. (a) True (b) False
7. 7.⚙️ What number does this app show?
   let price = 55; // typed by the user
   let qty = 6; // typed by the user
   let total = price * qty;
   show(total);
8. 8.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting birthdays: 24 votes
   forgetting homework: 6 votes
   wasting pocket money: 10 votes (a) wasting pocket money (b) forgetting birthdays (c) forgetting homework
9. 9.🔍 Which is the odd one out? (a) a beep sound (b) a buzz (vibration) (c) a result on screen (d) tapping a button
10. 10.⚙️ What number does this app show?
    let price = 10; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
11. 11.Which of these is true of an app? (a) has a home-screen icon (b) needs no installing (c) opens in a web browser (d) opens from a link
12. 12.🔢 When you make an app, what comes right after “get an idea”? (a) test the app (b) release it (c) plan the screens (d) build the app
13. 13.Which of these happens at the idea stage? (a) let friends try it (b) sketch the screens (c) talk to possible users (d) write down the bugs
14. 14.💡 Which app idea solves this problem: pupils forget due dates? (a) a homework planner (b) a lost-and-found board (c) a medicine reminder (d) a study-room finder
15. 15.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
16. 16.🔢 When you make an app, which comes FIRST? (a) build the app (b) plan the screens (c) release it (d) get an idea
17. 17.Which of these is an input? (a) adding up a bill (b) a beep sound (c) checking a password (d) typing your age
18. 18.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) processing (b) input (c) output
19. 19.True or false: tap to Send is a button. (a) False (b) True
20. 20.🔍 Which is the odd one out? (a) an alarm clock (b) a calculator (c) a racing challenge (d) a unit converter
21. 21.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) False (b) True
22. 22.🎯 What is the best first step to learn what users need? (a) write the code (b) ask and watch users (c) guess on your own (d) pick the colours
23. 23.Which of these happens at the test stage? (a) write down the bugs (b) add the buttons (c) write the store text (d) spot a problem to solve
24. 24.📅 An app team plans for 3 days, builds for 9 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
25. 25.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a page of random dots (c) a blank grey screen (d) a lost-and-found board
26. 26.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) before anything (c) on day one (d) never
27. 27.Which of these is true of a website? (a) comes from an app store (b) updates from the store (c) is installed on a phone (d) opens from a link
28. 28.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 4 votes
    wasting pocket money: 14 votes
    no quiet study place: 7 votes (a) missing the bus (b) no quiet study place (c) wasting pocket money
29. 29.Which of these is a user need? (a) “What should I cook?” (b) a dark mode switch (c) a search bar (d) a share button
30. 30.🔔 What is a message an app shows on your lock screen called? (a) a variable (b) a web address (c) a notification (d) a wireframe
31. 31.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Cancel
    [button] Send
    [text box] Due date
32. 32.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Email
    [button] Save
    [text box] Due date
    [button] Done
33. 33.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) rate the driver (c) a dark mode (d) pick your bus stop
34. 34.⚙️ What number does this app show?
    let price = 15; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
35. 35.⚙️ What number does this app show?
    let price = 320; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
36. 36.🗂️ What kind of app is a calculator? (a) a learning app (b) a tool app (c) a game (d) a health app
37. 37.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
38. 38.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “losing water bottles”?
    wasting pocket money: 15 votes
    losing water bottles: 13 votes
    forgetting birthdays: 24 votes
39. 39.🔢 After an app is released, which comes LAST? (a) test it again (b) release an update (c) list what to fix (d) fix and improve
40. 40.📅 An app team plans for 5 days, builds for 11 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?

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