App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 986 · 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: sorting the scores is an input. (a) True (b) False
2. 2.🔍 Which is the odd one out? (a) a flashcard trainer (b) a times-table quiz (c) a spelling coach (d) a cricket run chase
3. 3.⚙️ In an app, is checking a password an input, processing or an output? (a) processing (b) output (c) input
4. 4.Which of these app ideas solves a real problem? (a) a blank grey screen (b) an app that just says hi (c) a medicine reminder (d) a button with no action
5. 5.True or false: you list what users need at the idea stage. (a) False (b) True
6. 6.🛠️ At which stage do you list what users need? (a) the build stage (b) the test stage (c) the idea stage (d) the release stage
7. 7.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) show arrival time (c) see where the bus is (d) change the bus icon
8. 8.⚙️ What number does this app show?
   let price = 70; // typed by the user
   let qty = 3; // typed by the user
   let total = price * qty;
   show(total);
9. 9.True or false: an app opens from a link. (a) True (b) False
10. 10.True or false: the game-over page is data. (a) False (b) True
11. 11.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Cancel
    [text box] Email
    [button] Help
    [switch] Dark mode
    [text box] Subject
    [text box] Due date
12. 12.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 7 votes
    no quiet study place: 3 votes
    missing the bus: 21 votes (a) no quiet study place (b) missing the bus (c) wasting pocket money
13. 13.🔍 Which is the odd one out? (a) typing your age (b) taking a photo (c) tapping a button (d) sorting the scores
14. 14.⚙️ What number does this app show?
    let price = 240; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
15. 15.🗒️ In MVP, the M stands for ___. (a) minimum (b) mobile (c) music (d) maximum
16. 16.👥 A clinic app has 130 patients, 185 doctors and 245 nurses as users. How many more doctors than patients are there?
17. 17.🔍 Which is the odd one out? (a) a puzzle with levels (b) a water reminder (c) a sleep tracker (d) a step counter
18. 18.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) add money spent (c) savings stickers (d) pie-chart colours
19. 19.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
20. 20.🔍 Which is the odd one out? (a) add the buttons (b) try every button (c) let friends try it (d) write down the bugs
21. 21.True or false: your high score is a screen. (a) True (b) False
22. 22.True or false: a result on screen is an output. (a) True (b) False
23. 23.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a pocket-money tracker (b) a bus tracker (c) a recipe finder (d) a water reminder
24. 24.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) buttons (c) data (d) tabs
25. 25.True or false: a website updates from the store. (a) False (b) True
26. 26.📱 The word “app” is short for ___. (a) apparatus (b) appetite (c) appointment (d) application
27. 27.🔍 Which is the odd one out? (a) a cricket run chase (b) a word battle (c) a flashcard trainer (d) a puzzle with levels
28. 28.True or false: tap to go Next is data. (a) True (b) False
29. 29.🔢 After an app is released, which comes first: “release an update” or “read user reviews”? (a) release an update (b) read user reviews
30. 30.True or false: your high score is data. (a) True (b) False
31. 31.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    no quiet study place: 4 votes
    losing water bottles: 3 votes
    wasting pocket money: 21 votes (a) losing water bottles (b) wasting pocket money (c) no quiet study place
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 15 votes
    no quiet study place: 25 votes
    forgetting homework: 3 votes (a) forgetting birthdays (b) no quiet study place (c) forgetting homework
33. 33.⚙️ What number does this app show?
    let km = 11; // typed by the user
    let metres = km * 1000;
    show(metres);
34. 34.🔍 Which is the odd one out? (a) a calculator (b) an alarm clock (c) a unit converter (d) a racing challenge
35. 35.🧩 What does a button do when you tap it? (a) shows the time (b) changes the phone (c) starts an action (d) saves the battery
36. 36.True or false: an app needs no installing. (a) False (b) True
37. 37.📅 An app team plans for 2 days, builds for 5 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
38. 38.📱 Which one has a web address: an app or a website? (a) a website (b) an app
39. 39.True or false: a website opens from a link. (a) True (b) False
40. 40.📴 Which of these can often still work with no internet? (a) a video call (b) a new website (c) an online search (d) an installed app

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