App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 666 · 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 is the odd one out? (a) a times-table quiz (b) a unit converter (c) a calculator (d) a torch
2. 2.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [text box] Age
   [slider] Text size
   [button] Next
   [button] Save
   [button] Help
   [text box] Email
   [text box] Name
3. 3.True or false: speaking a command is an input. (a) False (b) True
4. 4.🧩 Which input is best for typing your name? (a) a text box (b) a picture (c) a switch (d) a slider
5. 5.Which of these happens at the test stage? (a) write the store text (b) draw the user flow (c) spot a problem to solve (d) write down the bugs
6. 6.🔍 Which is the odd one out? (a) put it on an app store (b) write the store text (c) write the code (d) share the download link
7. 7.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need
8. 8.🗒️ Why keep version 1 small? (a) to look bigger (b) to confuse users (c) to learn from users soon (d) to use up storage
9. 9.🗒️ Version 1 of a bus tracker must be ready in 12 days. How many days are left for extras after the must-haves?
   see where the bus is: 3 days
   show arrival time: 1 days
   pick your bus stop: 4 days
10. 10.Which of these is a user need? (a) “I keep missing the bus” (b) a reminder alarm (c) a share button (d) a search bar
11. 11.Which of these is a screen? (a) tap to Save (b) your friends list (c) tap to go Next (d) the settings page
12. 12.🧩 Which input is best for turning something ON or OFF? (a) a switch (b) a slider (c) a text box (d) a title
13. 13.🔢 When you make an app, which comes FIRST? (a) get an idea (b) build the app (c) release it (d) plan the screens
14. 14.🔍 Which is the odd one out? (a) a spelling coach (b) a flashcard trainer (c) a cricket run chase (d) a times-table quiz
15. 15.🧩 In an app, what is your high score? (a) an input (b) a button (c) data (d) a screen
16. 16.True or false: an app opens from a link. (a) False (b) True
17. 17.⚙️ What number does this app show?
    let price = 330; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
18. 18.Which of these app ideas solves a real problem? (a) a blank grey screen (b) an app that just says hi (c) a page of random dots (d) a free study-room finder
19. 19.🗒️ When should nice-to-have features be built? (a) on day one (b) after the must-haves (c) before anything (d) never
20. 20.Which of these is a user need? (a) a reminder alarm (b) a share button (c) a dark mode switch (d) “I forget my homework”
21. 21.🗒️ Version 1 of a water reminder must be ready in 8 days. How many days are left for extras after the must-haves?
    set a reminder time: 2 days
    log a glass of water: 3 days
    see today’s total: 2 days
22. 22.👥 A library app has 45 readers, 95 librarians and 290 volunteers as users. Which user group is the biggest? (a) volunteers (b) readers (c) librarians
23. 23.🎯 An app for “everyone” with no clear user usually ___. (a) wins every prize (b) helps nobody well (c) is easy to build (d) needs no testing
24. 24.📅 An app team plans for 5 days, builds for 10 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
25. 25.True or false: the log-in page is a button. (a) False (b) True
26. 26.True or false: you draw the user flow at the build stage. (a) True (b) False
27. 27.🧩 In an app, what is your saved notes? (a) a screen (b) an input (c) data (d) a button
28. 28.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) change the bus icon (c) rate the driver (d) show arrival time
29. 29.🎯 Who are the users of an app? (a) the app icons (b) the people who use it (c) only the coders (d) only the testers
30. 30.True or false: the settings page is a screen. (a) True (b) False
31. 31.True or false: a pocket-money tracker is the best fit for a grandparent with weak eyesight. (a) True (b) False
32. 32.True or false: sorting the scores is an output. (a) False (b) True
33. 33.💡 Which app idea solves this problem: friends argue over who pays? (a) a bill splitter (b) a lost-and-found board (c) a medicine reminder (d) a homework planner
34. 34.🎯 What is a user need? (a) a colour theme (b) a problem a user has (c) a phone setting (d) a type of button
35. 35.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) add a homework task (c) pick a theme colour (d) see tasks by day
36. 36.Which of these is an input? (a) a pop-up message (b) a beep sound (c) sorting the scores (d) speaking a command
37. 37.👥 A clinic app has 185 patients, 80 doctors and 240 nurses as users. Which user group is the biggest? (a) doctors (b) patients (c) nurses
38. 38.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 20; // 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 3 (b) line 1 (c) line 2 (d) line 4
39. 39.🔍 Which is the odd one out? (a) a pop-up message (b) a beep sound (c) a result on screen (d) typing your age
40. 40.True or false: a cricket run chase is a health app. (a) True (b) False

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