App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 460 · 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 265 players, 40 coaches and 210 fans as users. How many more fans than coaches are there?
2. 2.True or false: a library due-date alert solves no real problem. (a) True (b) False
3. 3.📊 Survey: which problem bugs you most? How many students voted in all?
   missing the bus: 10 votes
   no quiet study place: 18 votes
   wasting pocket money: 24 votes
4. 4.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) set a reminder time (c) custom alert sounds (d) see today’s total
5. 5.🧩 In an app, what is tap to Save? (a) data (b) an input (c) a screen (d) a button
6. 6.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 260; // typed by the user
   line 2: let off = 20; // typed by the user
   line 3: let pay = price - off;
   line 4: show(pay); (a) line 3 (b) line 2 (c) line 4 (d) line 1
7. 7.True or false: a recipe finder is the best fit for a cook with no idea for dinner. (a) False (b) True
8. 8.True or false: an app opens from a link. (a) False (b) True
9. 9.👥 A cricket club app has 95 players, 155 coaches and 215 fans as users. How many users does it have in all?
10. 10.👥 A clinic app has 165 patients, 75 doctors and 295 nurses as users. How many more nurses than doctors are there?
11. 11.True or false: you connect the data at the release stage. (a) True (b) False
12. 12.🗒️ 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) add a homework task
13. 13.💡 How can you check that people really have the problem? (a) just guess (b) pick a colour (c) copy another app (d) ask possible users
14. 14.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [text box] Phone
    [switch] Remind me
    [text box] Email
    [text box] Notes
    [button] Start
15. 15.🔢 When you make an app, what comes right after “plan the screens”? (a) test the app (b) build the app (c) get an idea (d) release it
16. 16.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [text box] Due date
    [text box] City
    [text box] Email
    [button] Save
17. 17.🔍 Which is the odd one out? (a) a spelling coach (b) a times-table quiz (c) a flashcard trainer (d) a water reminder
18. 18.Which of these is a user need? (a) a share button (b) a search bar (c) a dark mode switch (d) “I keep missing the bus”
19. 19.True or false: an app is installed on a phone. (a) False (b) True
20. 20.👥 A clinic app has 170 patients, 75 doctors and 160 nurses as users. How many more nurses than doctors are there?
21. 21.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) see today’s total (c) water animations (d) log a glass of water
22. 22.True or false: the game-over page is a button. (a) True (b) False
23. 23.🛠️ At which stage do you list what users need? (a) the test stage (b) the build stage (c) the release stage (d) the idea stage
24. 24.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 7 votes
    missing the bus: 17 votes
    wasting pocket money: 16 votes (a) forgetting homework (b) missing the bus (c) wasting pocket money
25. 25.🗒️ Version 1 of a water reminder must be ready in 12 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 1 days
    see today’s total: 2 days
26. 26.🎯 Is this a user need or a feature: “Small text is hard”? (a) a feature (b) a user need
27. 27.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
28. 28.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
29. 29.🧩 Which input is best for choosing a volume level? (a) a switch (b) a text box (c) a title (d) a slider
30. 30.True or false: tap to go Next is a button. (a) True (b) False
31. 31.📊 Survey: which problem bugs you most? How many students voted in all?
    wasting pocket money: 12 votes
    losing water bottles: 24 votes
    forgetting birthdays: 25 votes
32. 32.🎯 Why learn about users before you build? (a) to slow it down (b) to build what they need (c) to pick a logo (d) to make it longer
33. 33.👥 A clinic app has 255 patients, 200 doctors and 160 nurses as users. Which user group is the biggest? (a) nurses (b) patients (c) doctors
34. 34.🗒️ 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) see where the bus is
35. 35.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
36. 36.📅 An app team plans for 4 days, builds for 12 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
37. 37.🧩 In an app, what is a switch for dark mode? (a) an input (b) data (c) a screen (d) a button
38. 38.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 12 votes
    losing water bottles: 20 votes
    no quiet study place: 8 votes
39. 39.⚙️ What number does this app show?
    let bill = 92; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
40. 40.True or false: you sketch the screens at the plan stage. (a) True (b) False

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