App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 407 · 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 slider for volume is an input. (a) False (b) True
2. 2.🗒️ 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: 2 days
   check the answer: 4 days
   show the score: 4 days
3. 3.Which of these is true of a website? (a) opens from a link (b) comes from an app store (c) has a home-screen icon (d) updates from the store
4. 4.Which of these is true of a website? (a) comes from an app store (b) is installed on a phone (c) has a web address (d) has a home-screen icon
5. 5.⚙️ What number does this app show?
   let price = 15; // typed by the user
   let qty = 4; // typed by the user
   let total = price * qty;
   show(total);
6. 6.📅 An app team plans for 3 days, builds for 10 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
7. 7.🧩 In an app, what is the settings page? (a) data (b) an input (c) a screen (d) a button
8. 8.👥 A library app has 235 readers, 85 librarians and 160 volunteers as users. Which user group is the biggest? (a) volunteers (b) readers (c) librarians
9. 9.True or false: a page of random dots solves a real problem. (a) True (b) False
10. 10.🔍 Which is the odd one out? (a) a word battle (b) a calculator (c) a racing challenge (d) a cricket run chase
11. 11.📅 An app team plans for 5 days, builds for 6 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
12. 12.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
13. 13.⚙️ In an app, is checking a password an input, processing or an output? (a) input (b) processing (c) output
14. 14.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) add a homework task (c) set a due date (d) earn stickers
15. 15.Which of these is processing? (a) a result on screen (b) taking a photo (c) adding up a bill (d) typing your age
16. 16.📱 Where do people usually download phone apps from? (a) an app store (b) a charger (c) a printer (d) a web server
17. 17.👥 A library app has 290 readers, 180 librarians and 65 volunteers as users. How many more readers than librarians are there?
18. 18.True or false: sorting the scores is processing. (a) True (b) False
19. 19.🗂️ What kind of app is a puzzle with levels? (a) a tool app (b) a health app (c) a learning app (d) a game
20. 20.Which of these app ideas solves a real problem? (a) a library due-date alert (b) a page of random dots (c) a blank grey screen (d) a button with no action
21. 21.🔍 Which is the odd one out? (a) a puzzle with levels (b) a flashcard trainer (c) a spelling coach (d) a times-table quiz
22. 22.🔢 When you make an app, which comes FIRST? (a) release it (b) plan the screens (c) test the app (d) get an idea
23. 23.True or false: a website has a web address. (a) True (b) False
24. 24.📴 Which of these can often still work with no internet? (a) an online search (b) a video call (c) an installed app (d) a new website
25. 25.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) pick your bus stop (c) rate the driver (d) show arrival time
26. 26.📅 An app team plans for 2 days, builds for 7 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
27. 27.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) rate the driver (c) see where the bus is (d) change the bus icon
28. 28.📱 Which one is installed on a phone: an app or a website? (a) an app (b) a website
29. 29.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 25 votes
    losing water bottles: 7 votes
    forgetting birthdays: 14 votes
30. 30.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) custom alert sounds (c) log a glass of water (d) share your streak
31. 31.🔍 Which is the odd one out? (a) write down the bugs (b) try every button (c) talk to possible users (d) let friends try it
32. 32.True or false: tap to Start is a button. (a) False (b) True
33. 33.🗒️ Why keep version 1 small? (a) to look bigger (b) to use up storage (c) to confuse users (d) to learn from users soon
34. 34.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
35. 35.💡 After a survey, which need should version 1 solve? (a) the most common need (b) the rarest need (c) the newest trend (d) a random need
36. 36.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [button] Cancel
    [text box] Notes
    [button] Start
    [slider] Volume
    [text box] Phone
37. 37.🔢 After an app is released, what comes right after “read user reviews”? (a) test it again (b) fix and improve (c) release an update (d) list what to fix
38. 38.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a recipe finder (b) a homework planner (c) a pocket-money tracker (d) a big-text reader
39. 39.🧩 How many buttons does this app screen have?
    [title] Edit Profile
    [button] Back
    [button] Done
    [text box] Due date
    [switch] Remind me
    [button] Send
    [text box] Email
40. 40.True or false: a racing challenge is a health app. (a) True (b) False

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