App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 624 · 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.🗒️ Why keep version 1 small? (a) to use up storage (b) to confuse users (c) to learn from users soon (d) to look bigger
2. 2.🗒️ When should nice-to-have features be built? (a) before anything (b) never (c) after the must-haves (d) on day one
3. 3.True or false: a beep sound is an input. (a) False (b) True
4. 4.📊 Survey: which problem bugs you most? How many students voted in all?
   losing water bottles: 9 votes
   forgetting birthdays: 8 votes
   no quiet study place: 10 votes
5. 5.True or false: an app is installed on a phone. (a) True (b) False
6. 6.🗒️ 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: 3 days
   log a glass of water: 4 days
   see today’s total: 4 days
7. 7.True or false: a beep sound is processing. (a) True (b) False
8. 8.🔍 Which is the odd one out? (a) let friends try it (b) write the store text (c) write down the bugs (d) try every button
9. 9.⚙️ What number does this app show?
   let price = 35; // typed by the user
   let qty = 6; // typed by the user
   let total = price * qty;
   show(total);
10. 10.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a library due-date alert (c) a bill splitter (d) a button with no action
11. 11.🧩 How many buttons does this app screen have?
    [title] Sign Up
    [button] Start
    [text box] Email
    [switch] Show hints
12. 12.True or false: you add the buttons at the build stage. (a) True (b) False
13. 13.⚙️ In an app, is a beep sound an input, processing or an output? (a) output (b) input (c) processing
14. 14.📴 Which of these can often still work with no internet? (a) an installed app (b) a new website (c) a video call (d) an online search
15. 15.⚙️ What number does this app show?
    let km = 4; // typed by the user
    let metres = km * 1000;
    show(metres);
16. 16.🔢 When you make an app, what comes right after “plan the screens”? (a) test the app (b) release it (c) build the app (d) get an idea
17. 17.🧩 In an app, what is your high score? (a) data (b) a button (c) an input (d) a screen
18. 18.💡 After a survey, which need should version 1 solve? (a) the newest trend (b) the rarest need (c) the most common need (d) a random need
19. 19.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a study-room finder (b) a homework planner (c) a lost-and-found board (d) a bill splitter
20. 20.True or false: a bus tracker is the best fit for a teen learning to make snacks. (a) False (b) True
21. 21.🔢 After an app is released, which comes FIRST? (a) test it again (b) release an update (c) read user reviews (d) fix and improve
22. 22.🔍 Which is the odd one out? (a) a sleep tracker (b) an alarm clock (c) a torch (d) a unit converter
23. 23.💡 Which app idea solves this problem: projects pile up at once? (a) a homework planner (b) a medicine reminder (c) a study-room finder (d) a lost-and-found board
24. 24.True or false: tap to Save is a button. (a) False (b) True
25. 25.🗒️ 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) log a glass of water
26. 26.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) export to a file (c) add money spent (d) show the balance
27. 27.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Start
    [text box] Notes
    [switch] Remind me
    [slider] Volume
    [text box] Email (a) Email (b) Remind me (c) Notes (d) Start
28. 28.Which of these is a button? (a) today’s step count (b) the home page of an app (c) tap to Save (d) the log-in page
29. 29.🔢 After an app is released, which comes first: “fix and improve” or “read user reviews”? (a) fix and improve (b) read user reviews
30. 30.🗒️ Version 1 of a bus tracker must be ready in 10 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 2 days
    pick your bus stop: 5 days
31. 31.Which of these is data? (a) the settings page (b) a slider for volume (c) tap to Send (d) your friends list
32. 32.🧩 In an app, what is your saved notes? (a) a button (b) an input (c) data (d) a screen
33. 33.True or false: a cricket run chase is a game. (a) True (b) False
34. 34.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting homework”?
    missing the bus: 7 votes
    wasting pocket money: 24 votes
    forgetting homework: 19 votes
35. 35.📲 What happens when you tap an app’s icon? (a) the sound turns off (b) the phone charges (c) the app opens (d) the app is deleted
36. 36.🧩 Which input is best for typing your name? (a) a picture (b) a switch (c) a slider (d) a text box
37. 37.Which of these happens at the test stage? (a) talk to possible users (b) list what users need (c) try every button (d) sketch the screens
38. 38.True or false: a pop-up message is an input. (a) False (b) True
39. 39.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 3 days
    show the balance: 3 days
40. 40.👥 A library app has 65 readers, 90 librarians and 230 volunteers as users. How many users does it have in all?

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