App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 841 · 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.🗂️ What kind of app is a flashcard trainer? (a) a health app (b) a tool app (c) a game (d) a learning app
2. 2.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
3. 3.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) see today’s total (d) custom alert sounds
4. 4.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [text box] Notes
   [button] Save
5. 5.True or false: you write down the bugs at the plan stage. (a) True (b) False
6. 6.🔍 Which is the odd one out? (a) sorting the scores (b) checking a password (c) adding up a bill (d) a pop-up message
7. 7.Which of these happens at the test stage? (a) write the code (b) list what users need (c) let friends try it (d) add the buttons
8. 8.🗂️ What kind of app is a racing challenge? (a) a tool app (b) a health app (c) a game (d) a learning app
9. 9.⚙️ What number does this app show?
   let km = 6; // typed by the user
   let metres = km * 1000;
   show(metres);
10. 10.True or false: a switch for dark mode is data. (a) True (b) False
11. 11.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Help
    [text box] Due date
    [switch] Show hints
    [text box] City
    [button] Save
    [button] Cancel
    [text box] Name
12. 12.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 100; // typed by the user
    line 2: let qty = 5; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 4 (b) line 3 (c) line 2 (d) line 1
13. 13.🗒️ Version 1 of a quiz app must be ready in 9 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 3 days
    show the score: 2 days
14. 14.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
15. 15.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) opens in a web browser (d) updates from the store
16. 16.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) show the score (d) an avatar shop
17. 17.Which of these is a user need? (a) a reminder alarm (b) “Small text is hard” (c) a dark mode switch (d) a share button
18. 18.True or false: working out a tip is an output. (a) True (b) False
19. 19.True or false: a bus tracker is the best fit for a pupil juggling five projects. (a) True (b) False
20. 20.🔢 After an app is released, which comes FIRST? (a) read user reviews (b) fix and improve (c) test it again (d) list what to fix
21. 21.👥 A school app has 170 students, 160 teachers and 250 parents as users. Which user group is the biggest? (a) students (b) parents (c) teachers
22. 22.True or false: you pick the features at the plan stage. (a) True (b) False
23. 23.🛠️ At which stage do you try every button? (a) the plan stage (b) the build stage (c) the idea stage (d) the test stage
24. 24.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) output (b) input (c) processing
25. 25.🎯 What is a user need? (a) a problem a user has (b) a type of button (c) a phone setting (d) a colour theme
26. 26.🔍 Which is the odd one out? (a) a flashcard trainer (b) a spelling coach (c) a water reminder (d) a times-table quiz
27. 27.True or false: a blank grey screen solves a real problem. (a) False (b) True
28. 28.True or false: the game-over page is a screen. (a) True (b) False
29. 29.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
30. 30.Which of these is an input? (a) tap to Send (b) tap to Start (c) a date picker (d) your saved notes
31. 31.True or false: a calculator is a health app. (a) True (b) False
32. 32.Which of these is a user need? (a) a reminder alarm (b) a dark mode switch (c) a search bar (d) “What should I cook?”
33. 33.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a bill splitter (b) a lost-and-found board (c) a homework planner (d) a study-room finder
34. 34.👥 A clinic app has 40 patients, 135 doctors and 165 nurses as users. How many users does it have in all?
35. 35.⚙️ In an app, is checking a password an input, processing or an output? (a) output (b) processing (c) input
36. 36.True or false: an app updates from the store. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) a torch (b) a calculator (c) an alarm clock (d) a word battle
38. 38.🧩 How many buttons does this app screen have?
    [title] Settings
    [text box] Subject
    [text box] Notes
    [button] Back
    [switch] Remind me
39. 39.Which of these is an input? (a) a buzz (vibration) (b) a result on screen (c) working out a tip (d) speaking a command
40. 40.📅 An app team plans for 3 days, builds for 6 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?

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