App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 651 · 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 big-text reader is the best fit for a teen learning to make snacks. (a) False (b) True
2. 2.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting birthdays: 20 votes
   no quiet study place: 3 votes
   wasting pocket money: 15 votes (a) no quiet study place (b) forgetting birthdays (c) wasting pocket money
3. 3.👥 A school app has 280 students, 240 teachers and 225 parents as users. Which user group is the biggest? (a) parents (b) teachers (c) students
4. 4.👥 A school app has 65 students, 85 teachers and 235 parents as users. Which user group is the biggest? (a) teachers (b) students (c) parents
5. 5.🗂️ What kind of app is a spelling coach? (a) a health app (b) a game (c) a learning app (d) a tool app
6. 6.⚙️ What number does this app show?
   let price = 400; // typed by the user
   let off = 30; // typed by the user
   let pay = price - off;
   show(pay);
7. 7.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [text box] City
   [button] Start
   [text box] Notes
   [button] Cancel
   [switch] Sound
   [text box] Name
   [button] Help (a) Notes (b) Start (c) City (d) Name
8. 8.🎯 Is this a user need or a feature: “What should I cook?”? (a) a user need (b) a feature
9. 9.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) share tasks to friends (d) set a due date
10. 10.🗂️ What kind of app is a unit converter? (a) a tool app (b) a game (c) a learning app (d) a health app
11. 11.🔍 Which is the odd one out? (a) a puzzle with levels (b) a racing challenge (c) a word battle (d) a torch
12. 12.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) pie-chart colours (d) show the balance
13. 13.🧩 Scores, notes and settings that an app keeps are called ___. (a) buttons (b) data (c) tabs (d) screens
14. 14.🔢 After an app is released, what comes right after “test it again”? (a) release an update (b) fix and improve (c) list what to fix (d) read user reviews
15. 15.💡 After a survey, which need should version 1 solve? (a) the rarest need (b) the most common need (c) a random need (d) the newest trend
16. 16.👥 A cricket club app has 95 players, 145 coaches and 285 fans as users. Which user group is the biggest? (a) coaches (b) players (c) fans
17. 17.🧩 Which part lets the user give the app information? (a) a title (b) an icon (c) a logo (d) an input
18. 18.🧩 In an app, what is tap to Start? (a) data (b) a button (c) an input (d) a screen
19. 19.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
20. 20.📅 An app team plans for 2 days, builds for 6 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
21. 21.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting homework”?
    forgetting homework: 7 votes
    wasting pocket money: 23 votes
    losing water bottles: 13 votes
22. 22.🧩 In an app, what is your high score? (a) a button (b) data (c) a screen (d) an input
23. 23.🗒️ In MVP, the M stands for ___. (a) music (b) mobile (c) minimum (d) maximum
24. 24.True or false: the home page of an app is data. (a) False (b) True
25. 25.True or false: an app needs no installing. (a) False (b) True
26. 26.Which of these happens at the idea stage? (a) talk to possible users (b) draw the user flow (c) try every button (d) write down the bugs
27. 27.True or false: tap to go Next is a screen. (a) False (b) True
28. 28.True or false: tap to Save is a button. (a) True (b) False
29. 29.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [switch] Show hints
    [button] Save
    [text box] Name
    [slider] Text size
30. 30.Which of these is an input? (a) the settings page (b) the game-over page (c) the log-in page (d) a slider for volume
31. 31.True or false: a website has a home-screen icon. (a) False (b) True
32. 32.💡 A good app idea starts with ___. (a) a problem to solve (b) a long name (c) many colours (d) a cool logo
33. 33.True or false: a big-text reader is the best fit for a grandparent with weak eyesight. (a) False (b) True
34. 34.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 10; // typed by the user
    line 2: let qty = 6; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 3 (c) line 1 (d) line 2
35. 35.🛠️ At which stage do you connect the data? (a) the plan stage (b) the test stage (c) the idea stage (d) the build stage
36. 36.Which of these is an input? (a) tap to Send (b) tap to Save (c) tap to Start (d) a switch for dark mode
37. 37.⚙️ In an app, is working out a tip an input, processing or an output? (a) output (b) input (c) processing
38. 38.⚙️ What number does this app show?
    let bill = 285; // typed by the user
    let friends = 5; // typed by the user
    let share = bill / friends;
    show(share);
39. 39.True or false: you put it on an app store at the release stage. (a) False (b) True
40. 40.True or false: a library due-date alert solves no real problem. (a) True (b) False

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