App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 170 · 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 does a button do when you tap it? (a) shows the time (b) changes the phone (c) starts an action (d) saves the battery
2. 2.📊 Survey: which problem bugs you most? How many students voted in all?
   forgetting birthdays: 6 votes
   missing the bus: 19 votes
   losing water bottles: 13 votes
3. 3.Which of these is processing? (a) taking a photo (b) adding up a bill (c) tapping a button (d) typing your age
4. 4.Which of these is a button? (a) today’s step count (b) tap to Save (c) the home page of an app (d) the game-over page
5. 5.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) show the score (c) show a question (d) background music
6. 6.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   wasting pocket money: 25 votes
   losing water bottles: 20 votes
   missing the bus: 11 votes (a) wasting pocket money (b) missing the bus (c) losing water bottles
7. 7.True or false: tap to go Next is an input. (a) False (b) True
8. 8.Which of these app ideas solves a real problem? (a) a page of random dots (b) a button with no action (c) an app that just says hi (d) a medicine reminder
9. 9.True or false: a box to type a name is an input. (a) False (b) True
10. 10.👥 A clinic app has 65 patients, 45 doctors and 70 nurses as users. How many more nurses than patients are there?
11. 11.📅 An app team plans for 3 days, builds for 4 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
12. 12.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
13. 13.🎯 Which app would help this user most: a reader who finds small print hard? (a) a big-text reader (b) a pocket-money tracker (c) a homework planner (d) a recipe finder
14. 14.Which of these happens at the plan stage? (a) share the download link (b) draw the user flow (c) list what users need (d) connect the data
15. 15.True or false: a switch for dark mode is an input. (a) True (b) False
16. 16.True or false: your friends list is an input. (a) True (b) False
17. 17.True or false: you connect the data at the idea stage. (a) False (b) True
18. 18.Which of these is data? (a) the game-over page (b) your saved notes (c) the settings page (d) tap to go Next
19. 19.📱 The word “app” is short for ___. (a) appetite (b) appointment (c) apparatus (d) application
20. 20.🔍 Which is the odd one out? (a) a racing challenge (b) a sleep tracker (c) a water reminder (d) a step counter
21. 21.👥 A library app has 280 readers, 190 librarians and 90 volunteers as users. How many users does it have in all?
22. 22.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) show the balance (c) savings stickers (d) add money received
23. 23.👥 A cricket club app has 55 players, 195 coaches and 270 fans as users. How many users does it have in all?
24. 24.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
25. 25.🧩 In an app, what is tap to Send? (a) an input (b) a button (c) data (d) a screen
26. 26.🗒️ Version 1 of a pocket-money tracker must be ready in 14 days. How many days are left for extras after the must-haves?
    add money received: 4 days
    add money spent: 1 days
    show the balance: 3 days
27. 27.True or false: a homework planner is the best fit for a gamer who forgets to drink. (a) True (b) False
28. 28.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a study-room finder (b) a bill splitter (c) a lost-and-found board (d) a medicine reminder
29. 29.Which of these is true of a website? (a) updates from the store (b) needs no installing (c) has a home-screen icon (d) comes from an app store
30. 30.True or false: a pop-up message is an output. (a) False (b) True
31. 31.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) log a glass of water (c) custom alert sounds (d) see today’s total
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 21 votes
    missing the bus: 18 votes
    forgetting birthdays: 3 votes (a) forgetting birthdays (b) missing the bus (c) forgetting homework
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 90; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 1 (c) line 4 (d) line 2
34. 34.Which of these is a screen? (a) a slider for volume (b) a box to type a name (c) tap to go Next (d) the home page of an app
35. 35.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [button] Help
    [button] Start
    [text box] Due date
36. 36.🔍 Which is the odd one out? (a) draw the user flow (b) write the code (c) pick the features (d) sketch the screens
37. 37.True or false: a slider for volume is an input. (a) True (b) False
38. 38.Which of these is true of a website? (a) opens from a link (b) comes from an app store (c) updates from the store (d) is installed on a phone
39. 39.True or false: tap to Send is data. (a) False (b) True
40. 40.🧩 What do we call one full page of an app? (a) a screen (b) a variable (c) a battery (d) a cable

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