App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 949 · 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 button on this screen?
   [title] Order Snacks
   [slider] Brightness
   [button] Done
   [button] Start
   [text box] Name
   [button] Help (a) Name (b) Brightness (c) Help
2. 2.🧩 In an app, what is today’s step count? (a) an input (b) a screen (c) data (d) a button
3. 3.🔢 When you make an app, which comes first: “plan the screens” or “get an idea”? (a) plan the screens (b) get an idea
4. 4.🧩 What does a button do when you tap it? (a) shows the time (b) starts an action (c) saves the battery (d) changes the phone
5. 5.⚙️ What number does this app show?
   let bill = 100; // typed by the user
   let friends = 5; // typed by the user
   let share = bill / friends;
   show(share);
6. 6.💡 A good app idea starts with ___. (a) many colours (b) a long name (c) a problem to solve (d) a cool logo
7. 7.Which of these is true of a website? (a) updates from the store (b) has a home-screen icon (c) is installed on a phone (d) needs no installing
8. 8.Which of these is a user need? (a) a reminder alarm (b) “I forget my homework” (c) a dark mode switch (d) a search bar
9. 9.💡 Which is a problem statement? (a) “Make it fast” (b) “Kids forget homework” (c) “Use blue buttons” (d) “Add a logo”
10. 10.True or false: you talk to possible users at the build stage. (a) False (b) True
11. 11.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show a question (c) background music (d) an avatar shop
12. 12.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “losing water bottles”?
    forgetting birthdays: 23 votes
    no quiet study place: 7 votes
    losing water bottles: 4 votes
13. 13.⚙️ What number does this app show?
    let price = 20; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
14. 14.Which of these is data? (a) the settings page (b) your saved notes (c) tap to Save (d) tap to Send
15. 15.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
16. 16.🧩 In an app, what is a switch for dark mode? (a) a screen (b) a button (c) data (d) an input
17. 17.🎯 Which app would help this user most: a student who keeps forgetting due dates? (a) a big-text reader (b) a recipe finder (c) a bus tracker (d) a homework planner
18. 18.🗒️ A to-do app with no “add a task” feature is ___. (a) well planned (b) missing a must-have (c) ready to release (d) a nice extra
19. 19.📅 An app team plans for 3 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
20. 20.🗂️ What kind of app is a racing challenge? (a) a health app (b) a game (c) a learning app (d) a tool app
21. 21.True or false: a big-text reader is the best fit for a teen learning to make snacks. (a) True (b) False
22. 22.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) log a glass of water (c) set a reminder time (d) custom alert sounds
23. 23.💡 How can you check that people really have the problem? (a) just guess (b) pick a colour (c) ask possible users (d) copy another app
24. 24.Which of these is processing? (a) checking a password (b) a buzz (vibration) (c) typing your age (d) tapping a button
25. 25.Which of these is a button? (a) tap to Start (b) a box to type a name (c) today’s step count (d) the home page of an app
26. 26.⚙️ What number does this app show?
    let price = 60; // typed by the user
    let qty = 5; // typed by the user
    let total = price * qty;
    show(total);
27. 27.🔍 Which is the odd one out? (a) a step counter (b) a water reminder (c) a sleep tracker (d) a puzzle with levels
28. 28.True or false: checking a password is processing. (a) False (b) True
29. 29.⚙️ What number does this app show?
    let km = 10; // typed by the user
    let metres = km * 1000;
    show(metres);
30. 30.True or false: today’s step count is a button. (a) True (b) False
31. 31.True or false: a website opens from a link. (a) True (b) False
32. 32.True or false: your high score is data. (a) False (b) True
33. 33.True or false: a library due-date alert solves a real problem. (a) False (b) True
34. 34.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [text box] Notes
    [slider] Brightness
    [switch] Remind me
    [button] Save (a) Notes (b) Brightness (c) Save (d) Remind me
35. 35.🧩 Which of these is a button on this screen?
    [title] Settings
    [text box] Name
    [text box] Due date
    [button] Done
    [text box] Email
    [button] Back (a) Back (b) Name (c) Email (d) Due date
36. 36.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 19 votes
    no quiet study place: 17 votes
    forgetting birthdays: 21 votes (a) forgetting birthdays (b) no quiet study place (c) missing the bus
37. 37.🛠️ At which stage do you write the store text? (a) the release stage (b) the build stage (c) the idea stage (d) the plan stage
38. 38.📅 An app team plans for 4 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
39. 39.🔢 After an app is released, what comes right after “fix and improve”? (a) list what to fix (b) release an update (c) test it again (d) read user reviews
40. 40.Which of these is an input? (a) your friends list (b) tap to Save (c) the home page of an app (d) a switch for dark mode

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