App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 172 · 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.True or false: a website is installed on a phone. (a) True (b) False
2. 2.👥 A clinic app has 60 patients, 235 doctors and 125 nurses as users. How many more nurses than patients are there?
3. 3.📊 Survey: which problem bugs you most? How many students voted in all?
   losing water bottles: 11 votes
   forgetting birthdays: 13 votes
   forgetting homework: 21 votes
4. 4.📱 Where do people usually download phone apps from? (a) an app store (b) a charger (c) a printer (d) a web server
5. 5.📅 An app team plans for 5 days, builds for 5 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
6. 6.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) set a reminder time (c) custom alert sounds (d) log a glass of water
7. 7.🔍 Which is the odd one out? (a) speaking a command (b) typing your age (c) a result on screen (d) tapping a button
8. 8.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) see where the bus is (c) pick your bus stop (d) rate the driver
9. 9.🧩 In an app, what is the home page of an app? (a) data (b) a button (c) a screen (d) an input
10. 10.🔍 Which is the odd one out? (a) a result on screen (b) a pop-up message (c) a beep sound (d) speaking a command
11. 11.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
12. 12.👥 A library app has 110 readers, 295 librarians and 190 volunteers as users. Which user group is the biggest? (a) volunteers (b) readers (c) librarians
13. 13.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Done
    [text box] Phone
14. 14.🗒️ Version 1 of a quiz app must be ready in 12 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 1 days
    show the score: 4 days
15. 15.Which of these app ideas solves a real problem? (a) a free study-room finder (b) an app that just says hi (c) a blank grey screen (d) a page of random dots
16. 16.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
17. 17.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) set a due date (b) pick a theme colour (c) share tasks to friends (d) earn stickers
18. 18.Which of these is true of an app? (a) needs no installing (b) opens from a link (c) is installed on a phone (d) has a web address
19. 19.True or false: tap to Start is a screen. (a) False (b) True
20. 20.⚙️ What number does this app show?
    let bill = 170; // typed by the user
    let friends = 5; // typed by the user
    let share = bill / friends;
    show(share);
21. 21.Which of these is a user need? (a) a reminder alarm (b) a search bar (c) “What should I cook?” (d) a share button
22. 22.🗒️ The first small, working version of an app is often called an ___. (a) FAQ (b) MVP (c) CPU (d) URL
23. 23.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Help
    [text box] Email
24. 24.🔍 Which is the odd one out? (a) pick the features (b) spot a problem to solve (c) sketch the screens (d) draw the user flow
25. 25.🗂️ What kind of app is a water reminder? (a) a health app (b) a tool app (c) a learning app (d) a game
26. 26.Which of these is an input? (a) sorting the scores (b) a buzz (vibration) (c) taking a photo (d) a beep sound
27. 27.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 19 votes
    no quiet study place: 10 votes
    losing water bottles: 4 votes (a) no quiet study place (b) losing water bottles (c) forgetting homework
28. 28.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] Age
    [button] Next
    [switch] Remind me
    [button] Back
    [button] Start
29. 29.True or false: a calculator is a learning app. (a) True (b) False
30. 30.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) background music (c) confetti effects (d) show the score
31. 31.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
32. 32.📅 An app team plans for 4 days, builds for 5 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
33. 33.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 18 votes
    no quiet study place: 5 votes
    forgetting birthdays: 25 votes (a) no quiet study place (b) forgetting birthdays (c) forgetting homework
34. 34.True or false: a recipe finder is the best fit for a cook with no idea for dinner. (a) False (b) True
35. 35.🔍 Which is the odd one out? (a) a water reminder (b) a step counter (c) a sleep tracker (d) a cricket run chase
36. 36.🔍 Which is the odd one out? (a) let friends try it (b) pick the features (c) write down the bugs (d) try every button
37. 37.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 2 days
    show arrival time: 4 days
    pick your bus stop: 4 days
38. 38.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
39. 39.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) share your streak (d) log a glass of water
40. 40.Which of these happens at the build stage? (a) draw the user flow (b) connect the data (c) talk to possible users (d) try every button

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