App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 875 · 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 number does this app show?
   let price = 460; // typed by the user
   let off = 50; // typed by the user
   let pay = price - off;
   show(pay);
2. 2.Which of these is an input? (a) sorting the scores (b) a result on screen (c) speaking a command (d) checking a password
3. 3.🔍 Which is the odd one out? (a) a cricket run chase (b) a calculator (c) a torch (d) a unit converter
4. 4.🧩 What do we call one full page of an app? (a) a cable (b) a screen (c) a variable (d) a battery
5. 5.🎯 Is this a user need or a feature: a search bar? (a) a feature (b) a user need
6. 6.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   losing water bottles: 20 votes
   missing the bus: 15 votes
   wasting pocket money: 14 votes (a) missing the bus (b) wasting pocket money (c) losing water bottles
7. 7.🧩 How many buttons does this app screen have?
   [title] Sign Up
   [text box] Name
   [text box] Email
   [slider] Brightness
   [button] Help
   [switch] Show hints
8. 8.True or false: a medicine reminder solves a real problem. (a) True (b) False
9. 9.🧑 Who is an app really made for? (a) its icon (b) its coder only (c) its users (d) its charger
10. 10.True or false: an alarm clock is a tool app. (a) True (b) False
11. 11.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
12. 12.🎯 Which app would help this user most: a student who often misses the school bus? (a) a big-text reader (b) a homework planner (c) a bus tracker (d) a pocket-money tracker
13. 13.True or false: a water reminder is a learning app. (a) False (b) True
14. 14.Which of these is a button? (a) your friends list (b) tap to go Next (c) your saved notes (d) a slider for volume
15. 15.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) add money spent (c) pie-chart colours (d) export to a file
16. 16.🎯 Who are the users of an app? (a) the app icons (b) only the testers (c) the people who use it (d) only the coders
17. 17.📅 An app team plans for 4 days, builds for 9 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
18. 18.👥 A school app has 150 students, 125 teachers and 285 parents as users. Which user group is the biggest? (a) students (b) parents (c) teachers
19. 19.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Help
    [button] Cancel
    [text box] Due date
    [slider] Volume
20. 20.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “missing the bus”?
    no quiet study place: 25 votes
    missing the bus: 23 votes
    wasting pocket money: 24 votes
21. 21.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) pick your bus stop (c) a dark mode (d) change the bus icon
22. 22.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) share tasks to friends (d) add a homework task
23. 23.True or false: an app updates from the store. (a) True (b) False
24. 24.🎯 Which app would help this user most: a cook with no idea for dinner? (a) a big-text reader (b) a pocket-money tracker (c) a homework planner (d) a recipe finder
25. 25.👥 A library app has 290 readers, 45 librarians and 190 volunteers as users. How many more readers than volunteers are there?
26. 26.🎯 Which app would help this user most: a parent waiting at the bus stop? (a) a bus tracker (b) a recipe finder (c) a water reminder (d) a homework planner
27. 27.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Help
    [text box] Age
    [button] Send
    [button] Next
    [text box] City
    [slider] Volume
28. 28.👥 A school app has 55 students, 35 teachers and 90 parents as users. Which user group is the biggest? (a) teachers (b) students (c) parents
29. 29.🎯 What is a user need? (a) a problem a user has (b) a colour theme (c) a type of button (d) a phone setting
30. 30.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 12 votes
    forgetting homework: 8 votes
    no quiet study place: 5 votes (a) forgetting homework (b) no quiet study place (c) forgetting birthdays
31. 31.True or false: a website has a web address. (a) True (b) False
32. 32.🔢 After an app is released, which comes LAST? (a) read user reviews (b) release an update (c) list what to fix (d) test it again
33. 33.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] Email
    [button] Back
    [text box] Due date
    [text box] City
    [button] Save
    [button] Send
34. 34.Which of these is a feature? (a) “I keep missing the bus” (b) a search bar (c) “Small text is hard” (d) “What should I cook?”
35. 35.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 1 days
    check the answer: 4 days
    show the score: 2 days
36. 36.🔔 What is a message an app shows on your lock screen called? (a) a web address (b) a variable (c) a wireframe (d) a notification
37. 37.Which of these is true of a website? (a) has a home-screen icon (b) comes from an app store (c) is installed on a phone (d) needs no installing
38. 38.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) show a question (c) background music (d) confetti effects
39. 39.True or false: a beep sound is an output. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) a puzzle with levels (b) a racing challenge (c) a word battle (d) a times-table quiz

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