App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 399 · 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.👥 A clinic app has 60 patients, 220 doctors and 200 nurses as users. Which user group is the biggest? (a) nurses (b) patients (c) doctors
2. 2.📅 An app team plans for 2 days, builds for 12 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
3. 3.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Sign Up
   [button] Help
   [text box] Name
   [text box] City
   [text box] Notes
4. 4.⚙️ In an app, is a beep sound an input, processing or an output? (a) input (b) processing (c) output
5. 5.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
6. 6.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) see tasks by day (b) earn stickers (c) share tasks to friends (d) pick a theme colour
7. 7.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
8. 8.📅 An app team plans for 2 days, builds for 6 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
9. 9.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) set a reminder time (b) water animations (c) share your streak (d) custom alert sounds
10. 10.True or false: a slider for volume is an input. (a) True (b) False
11. 11.📱 Which one needs no installing: an app or a website? (a) a website (b) an app
12. 12.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 25 votes
    missing the bus: 21 votes
    no quiet study place: 23 votes (a) missing the bus (b) no quiet study place (c) losing water bottles
13. 13.💡 A good app idea starts with ___. (a) many colours (b) a cool logo (c) a problem to solve (d) a long name
14. 14.⚙️ What number does this app show?
    let price = 440; // typed by the user
    let off = 20; // typed by the user
    let pay = price - off;
    show(pay);
15. 15.💡 Which app idea solves this problem: bottles go missing at school? (a) a medicine reminder (b) a lost-and-found board (c) a bill splitter (d) a study-room finder
16. 16.True or false: the home page of an app is a button. (a) True (b) False
17. 17.🔍 Which is the odd one out? (a) a racing challenge (b) a word battle (c) a water reminder (d) a cricket run chase
18. 18.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) see today’s total (b) log a glass of water (c) set a reminder time (d) custom alert sounds
19. 19.🧩 In an app, what is a date picker? (a) an input (b) a button (c) a screen (d) data
20. 20.🔍 Which is the odd one out? (a) speaking a command (b) tapping a button (c) taking a photo (d) a buzz (vibration)
21. 21.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) add money received (d) pie-chart colours
22. 22.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a lost-and-found board (b) a study-room finder (c) a bill splitter (d) a medicine reminder
23. 23.👥 A clinic app has 240 patients, 25 doctors and 205 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
24. 24.True or false: a water reminder is the best fit for a runner who forgets to sip water. (a) True (b) False
25. 25.🎯 Is this a user need or a feature: a share button? (a) a user need (b) a feature
26. 26.👥 A clinic app has 45 patients, 300 doctors and 160 nurses as users. How many more nurses than patients are there?
27. 27.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “losing water bottles”?
    missing the bus: 8 votes
    losing water bottles: 6 votes
    wasting pocket money: 13 votes
28. 28.🧩 In an app, what is the log-in page? (a) data (b) an input (c) a button (d) a screen
29. 29.Which of these is processing? (a) a result on screen (b) a beep sound (c) a buzz (vibration) (d) sorting the scores
30. 30.📱 The word “app” is short for ___. (a) application (b) appointment (c) apparatus (d) appetite
31. 31.Which of these happens at the idea stage? (a) try every button (b) write the store text (c) talk to possible users (d) share the download link
32. 32.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “missing the bus”?
    losing water bottles: 19 votes
    missing the bus: 16 votes
    wasting pocket money: 4 votes
33. 33.👥 A library app has 70 readers, 25 librarians and 250 volunteers as users. How many more volunteers than librarians are there?
34. 34.🔍 Which is the odd one out? (a) add the buttons (b) connect the data (c) write the code (d) spot a problem to solve
35. 35.🗒️ A to-do app with no “add a task” feature is ___. (a) a nice extra (b) ready to release (c) missing a must-have (d) well planned
36. 36.True or false: an app needs no installing. (a) False (b) True
37. 37.🗒️ Version 1 of a homework planner must be ready in 11 days. How many days are left for extras after the must-haves?
    add a homework task: 4 days
    set a due date: 1 days
    see tasks by day: 5 days
38. 38.Which of these is an input? (a) checking a password (b) a result on screen (c) sorting the scores (d) speaking a command
39. 39.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) pie-chart colours (c) add money received (d) show the balance
40. 40.True or false: a website has a home-screen icon. (a) True (b) False

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