App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 28 · 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.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Sign Up
   [button] Send
   [button] Next
   [slider] Volume
   [text box] Subject
   [button] Save
2. 2.Which of these is processing? (a) taking a photo (b) sorting the scores (c) tapping a button (d) a result on screen
3. 3.True or false: a sleep tracker is a game. (a) True (b) False
4. 4.Which of these is a user need? (a) a search bar (b) “I keep missing the bus” (c) a dark mode switch (d) a reminder alarm
5. 5.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
6. 6.Which of these is processing? (a) tapping a button (b) a buzz (vibration) (c) checking a password (d) a pop-up message
7. 7.📊 Survey: which problem bugs you most? How many students voted in all?
   wasting pocket money: 16 votes
   no quiet study place: 4 votes
   forgetting homework: 20 votes
8. 8.📊 Survey: which problem bugs you most? How many students voted in all?
   missing the bus: 17 votes
   forgetting birthdays: 20 votes
   wasting pocket money: 7 votes
9. 9.True or false: the game-over page is data. (a) False (b) True
10. 10.📅 An app team plans for 5 days, builds for 4 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
11. 11.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) pie-chart colours (c) savings stickers (d) add money spent
12. 12.🗒️ 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: 3 days
13. 13.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
14. 14.Which of these is an output? (a) working out a tip (b) tapping a button (c) a pop-up message (d) adding up a bill
15. 15.🌐 Which program do you need to open a website? (a) an app store (b) a web browser (c) a camera app (d) a calculator
16. 16.Which of these is true of an app? (a) opens in a web browser (b) needs no installing (c) has a home-screen icon (d) has a web address
17. 17.🧩 In an app, what is today’s step count? (a) a button (b) an input (c) data (d) a screen
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 24; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 1 (b) line 4 (c) line 3 (d) line 2
19. 19.🧩 In an app, what is the home page of an app? (a) data (b) a screen (c) a button (d) an input
20. 20.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) pie-chart colours (c) add money spent (d) add money received
21. 21.True or false: a bill splitter solves a real problem. (a) True (b) False
22. 22.Which of these is an input? (a) the settings page (b) a box to type a name (c) the log-in page (d) the game-over page
23. 23.🧩 In an app, what is tap to Start? (a) an input (b) a button (c) data (d) a screen
24. 24.🗒️ A to-do app with no “add a task” feature is ___. (a) a nice extra (b) ready to release (c) missing a must-have (d) well planned
25. 25.🗂️ What kind of app is a calculator? (a) a health app (b) a game (c) a tool app (d) a learning app
26. 26.🗂️ What kind of app is a flashcard trainer? (a) a tool app (b) a health app (c) a learning app (d) a game
27. 27.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) share your streak (c) set a reminder time (d) water animations
28. 28.🗒️ Why keep version 1 small? (a) to use up storage (b) to confuse users (c) to look bigger (d) to learn from users soon
29. 29.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] City
    [button] Save
    [slider] Brightness
30. 30.🧩 Which of these is a button on this screen?
    [title] Settings
    [text box] Phone
    [button] Help
    [text box] Age
    [text box] City (a) City (b) Phone (c) Age (d) Help
31. 31.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) comes from an app store (d) opens from a link
32. 32.📱 Which one has a web address: an app or a website? (a) a website (b) an app
33. 33.🗒️ 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) see tasks by day (d) earn stickers
34. 34.⚙️ What number does this app show?
    let price = 580; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
35. 35.🔍 Which is the odd one out? (a) taking a photo (b) speaking a command (c) tapping a button (d) sorting the scores
36. 36.True or false: a big-text reader is the best fit for a gamer who forgets to drink. (a) True (b) False
37. 37.👥 A cricket club app has 285 players, 255 coaches and 205 fans as users. How many more coaches than fans are there?
38. 38.True or false: the home page of an app is data. (a) True (b) False
39. 39.Which of these is true of a website? (a) is installed on a phone (b) updates from the store (c) has a web address (d) comes from an app store
40. 40.Which of these is an input? (a) checking a password (b) tapping a button (c) a pop-up message (d) sorting the scores

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