App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 849 · 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 buttons does this app screen have?
   [title] Order Snacks
   [button] Save
   [button] Done
   [button] Cancel
   [text box] Phone
   [switch] Show hints
   [text box] Name
   [text box] Age
2. 2.📱 Where do people usually download phone apps from? (a) a web server (b) a printer (c) a charger (d) an app store
3. 3.Which of these is an input? (a) your friends list (b) a switch for dark mode (c) tap to go Next (d) today’s step count
4. 4.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
5. 5.🔍 Which is the odd one out? (a) a unit converter (b) a flashcard trainer (c) a torch (d) a calculator
6. 6.⚙️ In an app, is typing your age an input, processing or an output? (a) processing (b) input (c) output
7. 7.🔍 Which is the odd one out? (a) a flashcard trainer (b) a spelling coach (c) a times-table quiz (d) a calculator
8. 8.Which of these is true of a website? (a) has a home-screen icon (b) updates from the store (c) has a web address (d) comes from an app store
9. 9.📊 Survey: which problem bugs you most? How many more votes did “wasting pocket money” get than “forgetting homework”?
   wasting pocket money: 16 votes
   missing the bus: 22 votes
   forgetting homework: 8 votes
10. 10.🧩 Which part lets the user give the app information? (a) a logo (b) a title (c) an input (d) an icon
11. 11.Which of these is true of a website? (a) is installed on a phone (b) opens from a link (c) comes from an app store (d) has a home-screen icon
12. 12.🛠️ At which stage do you write the code? (a) the release stage (b) the test stage (c) the idea stage (d) the build stage
13. 13.True or false: a buzz (vibration) is an input. (a) True (b) False
14. 14.🔢 After an app is released, which comes LAST? (a) test it again (b) list what to fix (c) read user reviews (d) release an update
15. 15.👥 A cricket club app has 225 players, 290 coaches and 240 fans as users. Which user group is the biggest? (a) fans (b) players (c) coaches
16. 16.🧩 In an app, what is the log-in page? (a) an input (b) a button (c) data (d) a screen
17. 17.True or false: taking a photo is an input. (a) True (b) False
18. 18.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) check the answer (c) confetti effects (d) show a question
19. 19.True or false: the home page of an app is a screen. (a) True (b) False
20. 20.🗂️ What kind of app is a unit converter? (a) a tool app (b) a health app (c) a game (d) a learning app
21. 21.True or false: a flashcard trainer is a health app. (a) True (b) False
22. 22.🧩 Which of these is a button on this screen?
    [title] Settings
    [button] Save
    [text box] Subject
    [button] Send
    [text box] Due date
    [slider] Brightness
    [button] Next
    [text box] Email (a) Email (b) Subject (c) Save (d) Due date
23. 23.Which of these is an output? (a) a beep sound (b) checking a password (c) adding up a bill (d) tapping a button
24. 24.📊 Survey: which problem bugs you most? How many more votes did “forgetting homework” get than “missing the bus”?
    forgetting homework: 16 votes
    losing water bottles: 3 votes
    missing the bus: 4 votes
25. 25.🔢 When you make an app, which comes FIRST? (a) release it (b) plan the screens (c) get an idea (d) build the app
26. 26.True or false: a sleep tracker is a health app. (a) False (b) True
27. 27.🎯 Which app would help this user most: a reader who finds small print hard? (a) a bus tracker (b) a water reminder (c) a homework planner (d) a big-text reader
28. 28.🔍 Which is the odd one out? (a) sorting the scores (b) speaking a command (c) checking a password (d) adding up a bill
29. 29.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
30. 30.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 330; // typed by the user
    line 2: let friends = 5; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 3 (b) line 4 (c) line 2 (d) line 1
31. 31.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [text box] Phone
    [button] Cancel
    [button] Start
32. 32.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 13; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
33. 33.True or false: typing your age is an output. (a) True (b) False
34. 34.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
35. 35.🔢 When you make an app, what comes right after “build the app”? (a) plan the screens (b) get an idea (c) test the app (d) release it
36. 36.💡 A good app idea starts with ___. (a) many colours (b) a problem to solve (c) a cool logo (d) a long name
37. 37.Which of these is a feature? (a) a search bar (b) “Small text is hard” (c) “I keep missing the bus” (d) “What should I cook?”
38. 38.👥 A school app has 275 students, 255 teachers and 245 parents as users. How many users does it have in all?
39. 39.True or false: a torch is a tool app. (a) True (b) False
40. 40.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) show arrival time (c) a dark mode (d) rate the driver

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