App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 675 · 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.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 34; // 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 4 (b) line 2 (c) line 3 (d) line 1
2. 2.🔍 Which is the odd one out? (a) put it on an app store (b) share the download link (c) let friends try it (d) write the store text
3. 3.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
4. 4.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) export to a file (b) add money received (c) show the balance (d) add money spent
5. 5.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting homework: 13 votes
   forgetting birthdays: 7 votes
   no quiet study place: 18 votes (a) no quiet study place (b) forgetting birthdays (c) forgetting homework
6. 6.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Add Homework
   [text box] Email
   [button] Start
   [button] Help
   [button] Cancel
7. 7.📊 Survey: which problem bugs you most? How many students voted in all?
   losing water bottles: 9 votes
   forgetting homework: 12 votes
   no quiet study place: 6 votes
8. 8.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) confetti effects (c) an avatar shop (d) show a question
9. 9.💡 A good app idea starts with ___. (a) a long name (b) a cool logo (c) many colours (d) a problem to solve
10. 10.True or false: adding up a bill is processing. (a) False (b) True
11. 11.🔍 Which is the odd one out? (a) a result on screen (b) adding up a bill (c) sorting the scores (d) checking a password
12. 12.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
13. 13.🗒️ The first small, working version of an app is often called an ___. (a) URL (b) CPU (c) FAQ (d) MVP
14. 14.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) confetti effects (c) background music (d) check the answer
15. 15.📅 An app team plans for 2 days, builds for 8 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
16. 16.📅 An app team plans for 5 days, builds for 5 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
17. 17.Which of these is true of a website? (a) needs no installing (b) is installed on a phone (c) updates from the store (d) has a home-screen icon
18. 18.🎯 A short made-up profile of a typical user is called a ___. (a) pixel (b) protocol (c) password (d) persona
19. 19.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [button] Start
    [button] Help
    [button] Next
    [text box] Notes
20. 20.🧩 In an app, what is your friends list? (a) a button (b) a screen (c) data (d) an input
21. 21.True or false: a word battle is a health app. (a) False (b) True
22. 22.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a lost-and-found board (b) a homework planner (c) a medicine reminder (d) a bill splitter
23. 23.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) savings stickers (c) add money spent (d) show the balance
24. 24.🔍 Which is the odd one out? (a) checking a password (b) adding up a bill (c) working out a tip (d) speaking a command
25. 25.🧩 In an app, what is your saved notes? (a) data (b) an input (c) a screen (d) a button
26. 26.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] City
    [slider] Volume
    [text box] Age
    [text box] Name
    [button] Send
    [button] Back
    [button] Help
27. 27.🔍 Which is the odd one out? (a) a racing challenge (b) a puzzle with levels (c) a word battle (d) a flashcard trainer
28. 28.🔍 Which is the odd one out? (a) a puzzle with levels (b) a times-table quiz (c) a cricket run chase (d) a racing challenge
29. 29.Which of these is a feature? (a) “I forget my homework” (b) “Small text is hard” (c) “I keep missing the bus” (d) a search bar
30. 30.🧩 Which part lets the user give the app information? (a) a logo (b) an input (c) an icon (d) a title
31. 31.🗂️ What kind of app is a cricket run chase? (a) a learning app (b) a tool app (c) a health app (d) a game
32. 32.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) set a reminder time (b) share your streak (c) log a glass of water (d) see today’s total
33. 33.True or false: you spot a problem to solve at the idea stage. (a) False (b) True
34. 34.Which of these is processing? (a) a pop-up message (b) tapping a button (c) checking a password (d) a beep sound
35. 35.Which of these is true of an app? (a) has a web address (b) updates from the store (c) opens in a web browser (d) needs no installing
36. 36.🧩 In an app, what is the settings page? (a) data (b) a button (c) an input (d) a screen
37. 37.🔢 After an app is released, which comes first: “fix and improve” or “test it again”? (a) fix and improve (b) test it again
38. 38.🔍 Which is the odd one out? (a) a spelling coach (b) a flashcard trainer (c) a times-table quiz (d) a step counter
39. 39.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) share your streak (c) custom alert sounds (d) set a reminder time
40. 40.📱 Which one opens from a link: an app or a website? (a) an app (b) a website

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