App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 61 · 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 app would help this user most: a runner who forgets to sip water? (a) a pocket-money tracker (b) a recipe finder (c) a water reminder (d) a bus tracker
2. 2.🧩 In an app, what is a switch for dark mode? (a) a screen (b) an input (c) a button (d) data
3. 3.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
   add money received: 2 days
   add money spent: 3 days
   show the balance: 2 days
4. 4.🔢 After an app is released, which comes first: “fix and improve” or “test it again”? (a) fix and improve (b) test it again
5. 5.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “losing water bottles”?
   missing the bus: 13 votes
   losing water bottles: 7 votes
   forgetting birthdays: 12 votes
6. 6.🎯 Which app would help this user most: a pupil juggling five projects? (a) a bus tracker (b) a recipe finder (c) a homework planner (d) a pocket-money tracker
7. 7.🧩 How many buttons does this app screen have?
   [title] Settings
   [button] Back
   [switch] Dark mode
   [button] Next
   [button] Start
   [text box] Notes
8. 8.Which of these is a user need? (a) a search bar (b) a share button (c) “What should I cook?” (d) a dark mode switch
9. 9.🎯 Is this a user need or a feature: a share button? (a) a feature (b) a user need
10. 10.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting homework: 9 votes
    forgetting birthdays: 24 votes
    no quiet study place: 18 votes (a) no quiet study place (b) forgetting birthdays (c) forgetting homework
11. 11.📅 An app team plans for 5 days, builds for 7 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
12. 12.Which of these is data? (a) your friends list (b) a box to type a name (c) the home page of an app (d) the log-in page
13. 13.🎯 Is this a user need or a feature: a dark mode switch? (a) a user need (b) a feature
14. 14.Which of these is an output? (a) taking a photo (b) tapping a button (c) speaking a command (d) a result on screen
15. 15.🧩 In an app, what is the game-over page? (a) an input (b) a button (c) a screen (d) data
16. 16.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 7; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 3 (b) line 2 (c) line 1
17. 17.⚙️ What number does this app show?
    let price = 540; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
18. 18.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
19. 19.🔍 Which is the odd one out? (a) list what users need (b) write the code (c) spot a problem to solve (d) talk to possible users
20. 20.🧩 How many buttons does this app screen have?
    [title] Settings
    [text box] Email
    [button] Next
21. 21.🔍 Which is the odd one out? (a) share the download link (b) write the store text (c) spot a problem to solve (d) put it on an app store
22. 22.🗒️ In MVP, the M stands for ___. (a) minimum (b) maximum (c) mobile (d) music
23. 23.🔍 Which is the odd one out? (a) a result on screen (b) taking a photo (c) tapping a button (d) speaking a command
24. 24.⚙️ What number does this app show?
    let km = 15; // typed by the user
    let metres = km * 1000;
    show(metres);
25. 25.Which of these is true of a website? (a) comes from an app store (b) updates from the store (c) is installed on a phone (d) has a web address
26. 26.True or false: a puzzle with levels is a game. (a) False (b) True
27. 27.🧩 In an app, what is a date picker? (a) data (b) a screen (c) a button (d) an input
28. 28.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 3 days
    pick your bus stop: 3 days
29. 29.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 2 days
30. 30.🎯 Which app would help this user most: a teen learning to make snacks? (a) a water reminder (b) a recipe finder (c) a bus tracker (d) a homework planner
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.True or false: you add the buttons at the idea stage. (a) True (b) False
33. 33.📊 Survey: which problem bugs you most? How many students voted in all?
    no quiet study place: 8 votes
    wasting pocket money: 10 votes
    forgetting birthdays: 19 votes
34. 34.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 490; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 3 (d) line 4
35. 35.Which of these is true of an app? (a) has a web address (b) opens from a link (c) opens in a web browser (d) comes from an app store
36. 36.👥 A cricket club app has 100 players, 105 coaches and 155 fans as users. Which user group is the biggest? (a) players (b) fans (c) coaches
37. 37.Which of these is an output? (a) sorting the scores (b) adding up a bill (c) a beep sound (d) tapping a button
38. 38.True or false: a sleep tracker is a game. (a) True (b) False
39. 39.👥 A school app has 295 students, 65 teachers and 190 parents as users. Which user group is the biggest? (a) students (b) parents (c) teachers
40. 40.💡 Which app idea solves this problem: bottles go missing at school? (a) a homework planner (b) a medicine reminder (c) a lost-and-found board (d) a study-room finder

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students