App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 71 · 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 line does the processing (works out the answer)?
   line 1: let price = 95; // typed by the user
   line 2: let qty = 2; // typed by the user
   line 3: let total = price * qty;
   line 4: show(total); (a) line 3 (b) line 1 (c) line 4 (d) line 2
2. 2.True or false: a bus tracker is the best fit for a parent waiting at the bus stop. (a) True (b) False
3. 3.💡 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
4. 4.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) add a homework task (b) pick a theme colour (c) see tasks by day (d) set a due date
5. 5.🗒️ In MVP, the M stands for ___. (a) maximum (b) mobile (c) minimum (d) music
6. 6.🧩 How many buttons does this app screen have?
   [title] Edit Profile
   [button] Cancel
   [text box] Subject
   [button] Back
   [button] Help
   [text box] Email
   [slider] Brightness
7. 7.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [slider] Volume
   [text box] Email
   [button] Cancel
8. 8.Which of these is an output? (a) a pop-up message (b) taking a photo (c) sorting the scores (d) speaking a command
9. 9.🗒️ The first small, working version of an app is often called an ___. (a) MVP (b) CPU (c) URL (d) FAQ
10. 10.🗒️ Version 1 of a water reminder must be ready in 11 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 2 days
    see today’s total: 2 days
11. 11.⚙️ What number does this app show?
    let bill = 153; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
12. 12.🎯 What is a user need? (a) a phone setting (b) a problem a user has (c) a colour theme (d) a type of button
13. 13.🧩 In an app, what is a box to type a name? (a) a button (b) data (c) an input (d) a screen
14. 14.Which of these is an input? (a) tap to Start (b) a box to type a name (c) tap to Save (d) tap to go Next
15. 15.🛠️ At which stage do you spot a problem to solve? (a) the plan stage (b) the release stage (c) the build stage (d) the idea stage
16. 16.🗒️ Why keep version 1 small? (a) to use up storage (b) to look bigger (c) to confuse users (d) to learn from users soon
17. 17.🔍 Which is the odd one out? (a) an alarm clock (b) a unit converter (c) a step counter (d) a torch
18. 18.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) False (b) True
19. 19.Which of these app ideas solves no real problem? (a) a library due-date alert (b) an app that just says hi (c) a bill splitter (d) a free study-room finder
20. 20.🧩 Which of these is a button on this screen?
    [title] New Note
    [text box] City
    [button] Done
    [text box] Due date
    [switch] Sound
    [button] Send
    [text box] Age
    [button] Save (a) City (b) Due date (c) Age (d) Send
21. 21.👥 A cricket club app has 140 players, 205 coaches and 225 fans as users. Which user group is the biggest? (a) fans (b) players (c) coaches
22. 22.True or false: you connect the data at the plan stage. (a) True (b) False
23. 23.🗒️ When should nice-to-have features be built? (a) never (b) after the must-haves (c) on day one (d) before anything
24. 24.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a text box (c) a switch (d) a title
25. 25.🗂️ What kind of app is a cricket run chase? (a) a learning app (b) a health app (c) a game (d) a tool app
26. 26.True or false: a page of random dots solves a real problem. (a) True (b) False
27. 27.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
28. 28.🗒️ What is a must-have feature? (a) one the app cannot skip (b) a colour theme (c) a sound effect (d) a nice extra
29. 29.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Save
    [switch] Remind me
    [text box] Phone
    [text box] Due date
    [button] Start
    [text box] Subject
30. 30.🗂️ What kind of app is a racing challenge? (a) a game (b) a tool app (c) a learning app (d) a health app
31. 31.💡 Does an app idea like a lost-and-found board solve a real problem? (a) Yes (b) No
32. 32.🧩 Which part lets the user give the app information? (a) a title (b) an input (c) an icon (d) a logo
33. 33.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 25 votes
    forgetting birthdays: 13 votes
    missing the bus: 21 votes (a) missing the bus (b) wasting pocket money (c) forgetting birthdays
34. 34.👥 A clinic app has 265 patients, 30 doctors and 115 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
35. 35.True or false: a flashcard trainer is a tool app. (a) True (b) False
36. 36.True or false: you try every button at the plan stage. (a) True (b) False
37. 37.Which of these happens at the build stage? (a) spot a problem to solve (b) try every button (c) write the code (d) put it on an app store
38. 38.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
39. 39.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) a nice extra (c) well planned (d) missing a must-have
40. 40.💡 Which app idea solves this problem: projects pile up at once? (a) a medicine reminder (b) a homework planner (c) a study-room finder (d) a bill splitter

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