App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 619 · 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.🧩 In an app, what is your saved notes? (a) a screen (b) a button (c) data (d) an input
2. 2.🎯 Which app would help this user most: a student who often misses the school bus? (a) a bus tracker (b) a homework planner (c) a big-text reader (d) a recipe finder
3. 3.⚙️ What number does this app show?
   let price = 250; // typed by the user
   let off = 50; // typed by the user
   let pay = price - off;
   show(pay);
4. 4.Which of these is an input? (a) tapping a button (b) a buzz (vibration) (c) checking a password (d) a result on screen
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) change the bus icon (b) a dark mode (c) rate the driver (d) show arrival time
6. 6.🗒️ 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) an avatar shop (d) show a question
7. 7.🎯 A short made-up profile of a typical user is called a ___. (a) persona (b) protocol (c) password (d) pixel
8. 8.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
9. 9.True or false: a flashcard trainer is a learning app. (a) True (b) False
10. 10.True or false: the game-over page is a screen. (a) True (b) False
11. 11.Which of these is true of a website? (a) updates from the store (b) is installed on a phone (c) opens in a web browser (d) comes from an app store
12. 12.⚙️ What number does this app show?
    let bill = 39; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
13. 13.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) change the bus icon (c) pick your bus stop (d) a dark mode
14. 14.📅 An app team plans for 3 days, builds for 11 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
15. 15.📊 Survey: which problem bugs you most? How many more votes did “no quiet study place” get than “forgetting birthdays”?
    forgetting birthdays: 8 votes
    forgetting homework: 14 votes
    no quiet study place: 12 votes
16. 16.⚙️ What number does this app show?
    let price = 550; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
17. 17.⚙️ What number does this app show?
    let km = 3; // typed by the user
    let metres = km * 1000;
    show(metres);
18. 18.🧩 What does a button do when you tap it? (a) saves the battery (b) starts an action (c) shows the time (d) changes the phone
19. 19.⚙️ In an app, is sorting the scores an input, processing or an output? (a) output (b) input (c) processing
20. 20.👥 A school app has 210 students, 50 teachers and 300 parents as users. How many more parents than teachers are there?
21. 21.⚙️ In an app, is taking a photo an input, processing or an output? (a) output (b) input (c) processing
22. 22.True or false: a bus tracker is the best fit for a pupil juggling five projects. (a) False (b) True
23. 23.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [text box] Name
    [button] Next
    [slider] Text size
    [button] Save (a) Next (b) Name (c) Text size
24. 24.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 20 votes
    forgetting homework: 8 votes
    wasting pocket money: 22 votes (a) wasting pocket money (b) losing water bottles (c) forgetting homework
25. 25.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “wasting pocket money”?
    forgetting birthdays: 24 votes
    forgetting homework: 20 votes
    wasting pocket money: 21 votes
26. 26.True or false: a bus tracker is the best fit for a reader who finds small print hard. (a) False (b) True
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) show the balance (c) export to a file (d) savings stickers
28. 28.🧩 In an app, what is a date picker? (a) a screen (b) a button (c) data (d) an input
29. 29.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) set a due date (c) pick a theme colour (d) earn stickers
30. 30.🔍 Which is the odd one out? (a) connect the data (b) talk to possible users (c) spot a problem to solve (d) list what users need
31. 31.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) custom alert sounds (d) log a glass of water
32. 32.🎯 What is a user need? (a) a phone setting (b) a problem a user has (c) a colour theme (d) a type of button
33. 33.📅 An app team plans for 4 days, builds for 5 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
34. 34.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
35. 35.👥 A school app has 300 students, 240 teachers and 170 parents as users. Which user group is the biggest? (a) teachers (b) students (c) parents
36. 36.⚙️ In an app, is speaking a command an input, processing or an output? (a) output (b) processing (c) input
37. 37.Which of these happens at the release stage? (a) let friends try it (b) talk to possible users (c) share the download link (d) add the buttons
38. 38.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) savings stickers (c) export to a file (d) add money received
39. 39.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) custom alert sounds (d) see today’s total
40. 40.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes

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