App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 771 · 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.📅 An app team plans for 5 days, builds for 9 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
2. 2.🛠️ At which stage do you write the store text? (a) the test stage (b) the plan stage (c) the release stage (d) the idea stage
3. 3.⚙️ What number does this app show?
   let bill = 102; // typed by the user
   let friends = 3; // typed by the user
   let share = bill / friends;
   show(share);
4. 4.⚙️ Which line does the processing (works out the answer)?
   line 1: let bill = 222; // typed by the user
   line 2: let friends = 3; // typed by the user
   line 3: let share = bill / friends;
   line 4: show(share); (a) line 4 (b) line 3 (c) line 2 (d) line 1
5. 5.Which of these is a feature? (a) “I forget my homework” (b) “I keep missing the bus” (c) a dark mode switch (d) “Small text is hard”
6. 6.🗂️ What kind of app is a cricket run chase? (a) a tool app (b) a game (c) a health app (d) a learning app
7. 7.👥 A cricket club app has 20 players, 155 coaches and 85 fans as users. How many more fans than players are there?
8. 8.🧩 Which of these is a button on this screen?
   [title] New Note
   [text box] Subject
   [button] Help
   [text box] Email (a) Help (b) Email (c) Subject
9. 9.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
10. 10.🗒️ Version 1 of a homework planner must be ready in 13 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: 4 days
11. 11.👥 A school app has 245 students, 290 teachers and 265 parents as users. How many more parents than students are there?
12. 12.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a homework planner (b) a big-text reader (c) a pocket-money tracker (d) a recipe finder
13. 13.🧩 What does a button do when you tap it? (a) starts an action (b) saves the battery (c) shows the time (d) changes the phone
14. 14.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) see where the bus is (c) show arrival time (d) rate the driver
15. 15.📅 An app team plans for 4 days, builds for 10 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
16. 16.True or false: a page of random dots solves a real problem. (a) True (b) False
17. 17.👥 A cricket club app has 160 players, 50 coaches and 135 fans as users. Which user group is the biggest? (a) coaches (b) fans (c) players
18. 18.🎯 Is this a user need or a feature: “What should I cook?”? (a) a feature (b) a user need
19. 19.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) a dark mode (b) pick your bus stop (c) see where the bus is (d) show arrival time
20. 20.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) share tasks to friends (c) pick a theme colour (d) set a due date
21. 21.💡 Does an app idea like a medicine reminder solve a real problem? (a) No (b) Yes
22. 22.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
23. 23.True or false: a pocket-money tracker is the best fit for a teen whose money runs out by Friday. (a) False (b) True
24. 24.🧩 In an app, what is a switch for dark mode? (a) a screen (b) data (c) an input (d) a button
25. 25.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) pick a theme colour (c) see tasks by day (d) earn stickers
26. 26.True or false: your high score is data. (a) False (b) True
27. 27.True or false: tap to Send is a button. (a) False (b) True
28. 28.True or false: a slider for volume is an input. (a) True (b) False
29. 29.True or false: checking a password is an input. (a) False (b) True
30. 30.🔍 Which is the odd one out? (a) write the code (b) try every button (c) add the buttons (d) connect the data
31. 31.💡 How can you check that people really have the problem? (a) pick a colour (b) ask possible users (c) just guess (d) copy another app
32. 32.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a user need (b) a feature
33. 33.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) export to a file (b) add money spent (c) savings stickers (d) pie-chart colours
34. 34.⚙️ What number does this app show?
    let km = 8; // typed by the user
    let metres = km * 1000;
    show(metres);
35. 35.💡 Which app idea solves this problem: a patient misses doses? (a) a bill splitter (b) a lost-and-found board (c) a study-room finder (d) a medicine reminder
36. 36.🗂️ What kind of app is a flashcard trainer? (a) a game (b) a tool app (c) a learning app (d) a health app
37. 37.🗂️ What kind of app is an alarm clock? (a) a game (b) a tool app (c) a learning app (d) a health app
38. 38.📅 An app team plans for 2 days, builds for 9 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
39. 39.💡 Does an app idea like a blank grey screen solve a real problem? (a) Yes (b) No
40. 40.🔢 After an app is released, what comes right after “fix and improve”? (a) release an update (b) test it again (c) read user reviews (d) list what to fix

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