App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 459 · 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.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) earn stickers (c) add a homework task (d) see tasks by day
2. 2.💡 Does an app idea like a button with no action solve a real problem? (a) No (b) Yes
3. 3.🔢 After an app is released, which comes first: “list what to fix” or “read user reviews”? (a) list what to fix (b) read user reviews
4. 4.⚙️ In an app, is taking a photo an input, processing or an output? (a) input (b) output (c) processing
5. 5.True or false: you connect the data at the build stage. (a) False (b) True
6. 6.True or false: a pocket-money tracker is the best fit for a child saving up for a cycle. (a) True (b) False
7. 7.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “losing water bottles”?
   missing the bus: 14 votes
   losing water bottles: 12 votes
   forgetting homework: 20 votes
8. 8.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   losing water bottles: 13 votes
   no quiet study place: 17 votes
   missing the bus: 3 votes (a) no quiet study place (b) losing water bottles (c) missing the bus
9. 9.🔢 After an app is released, which comes first: “read user reviews” or “release an update”? (a) read user reviews (b) release an update
10. 10.True or false: a website is installed on a phone. (a) False (b) True
11. 11.Which of these is a user need? (a) “I forget my homework” (b) a share button (c) a reminder alarm (d) a search bar
12. 12.🧩 Which input is best for turning something ON or OFF? (a) a switch (b) a slider (c) a text box (d) a title
13. 13.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
14. 14.🗒️ 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
15. 15.True or false: a switch for dark mode is an input. (a) False (b) True
16. 16.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
17. 17.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] City
    [button] Cancel
    [switch] Dark mode
    [button] Next
    [slider] Text size
    [text box] Subject
    [text box] Name
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 150; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 2 (c) line 3 (d) line 1
19. 19.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) finished fast (c) hard to use (d) very small
20. 20.⚙️ What number does this app show?
    let km = 4; // typed by the user
    let metres = km * 1000;
    show(metres);
21. 21.True or false: a date picker is a button. (a) False (b) True
22. 22.True or false: a racing challenge is a health app. (a) False (b) True
23. 23.🔍 Which is the odd one out? (a) a pop-up message (b) a beep sound (c) typing your age (d) a result on screen
24. 24.👥 A clinic app has 55 patients, 45 doctors and 205 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
25. 25.🎯 Is this a user need or a feature: “Small text is hard”? (a) a user need (b) a feature
26. 26.👥 A cricket club app has 40 players, 260 coaches and 110 fans as users. How many users does it have in all?
27. 27.💡 Which app idea solves this problem: projects pile up at once? (a) a lost-and-found board (b) a study-room finder (c) a medicine reminder (d) a homework planner
28. 28.🔍 Which is the odd one out? (a) a racing challenge (b) a step counter (c) a water reminder (d) a sleep tracker
29. 29.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
30. 30.💡 How can you check that people really have the problem? (a) pick a colour (b) just guess (c) copy another app (d) ask possible users
31. 31.🧩 In an app, what is your high score? (a) a screen (b) an input (c) a button (d) data
32. 32.🔍 Which is the odd one out? (a) an alarm clock (b) a torch (c) a step counter (d) a unit converter
33. 33.🔍 Which is the odd one out? (a) a times-table quiz (b) a flashcard trainer (c) a spelling coach (d) a water reminder
34. 34.True or false: checking a password is an input. (a) False (b) True
35. 35.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) a nice extra (c) missing a must-have (d) well planned
36. 36.🧩 In an app, what is tap to go Next? (a) data (b) a button (c) an input (d) a screen
37. 37.👥 A library app has 265 readers, 215 librarians and 210 volunteers as users. How many more librarians than volunteers are there?
38. 38.🎯 Which app would help this user most: a child saving up for a cycle? (a) a recipe finder (b) a homework planner (c) a pocket-money tracker (d) a big-text reader
39. 39.🧩 In an app, what is a date picker? (a) data (b) an input (c) a button (d) a screen
40. 40.🧩 In an app, what is a switch for dark mode? (a) a button (b) data (c) a screen (d) an input

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