App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 444 · 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 2 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
2. 2.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) pie-chart colours (c) add money received (d) export to a file
3. 3.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 390; // typed by the user
   line 2: let off = 10; // typed by the user
   line 3: let pay = price - off;
   line 4: show(pay); (a) line 3 (b) line 4 (c) line 1 (d) line 2
4. 4.📱 The word “app” is short for ___. (a) appointment (b) application (c) apparatus (d) appetite
5. 5.💡 Does an app idea like an app that just says hi solve a real problem? (a) Yes (b) No
6. 6.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
7. 7.🔢 When you make an app, what comes right after “get an idea”? (a) release it (b) test the app (c) build the app (d) plan the screens
8. 8.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) set a due date (c) share tasks to friends (d) earn stickers
9. 9.🗂️ What kind of app is a step counter? (a) a tool app (b) a health app (c) a game (d) a learning app
10. 10.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) False (b) True
11. 11.📅 An app team plans for 2 days, builds for 6 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
12. 12.🧩 Which part lets the user give the app information? (a) a logo (b) a title (c) an icon (d) an input
13. 13.📱 Where do people usually download phone apps from? (a) a web server (b) a printer (c) an app store (d) a charger
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 8; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 1 (b) line 3 (c) line 2
15. 15.🔍 Which is the odd one out? (a) a pop-up message (b) speaking a command (c) typing your age (d) taking a photo
16. 16.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) input (c) processing
17. 17.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
18. 18.⚙️ What number does this app show?
    let bill = 72; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
19. 19.📅 An app team plans for 3 days, builds for 5 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
20. 20.🧩 Which input is best for choosing a volume level? (a) a switch (b) a title (c) a slider (d) a text box
21. 21.📅 An app team plans for 5 days, builds for 12 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
22. 22.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
23. 23.⚙️ In an app, is sorting the scores an input, processing or an output? (a) processing (b) input (c) output
24. 24.Which of these is data? (a) tap to Start (b) your high score (c) a box to type a name (d) tap to Send
25. 25.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) on day one (c) before anything (d) never
26. 26.True or false: sorting the scores is an input. (a) False (b) True
27. 27.True or false: you write down the bugs at the test stage. (a) False (b) True
28. 28.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) a dark mode (c) change the bus icon (d) pick your bus stop
29. 29.🧩 What do we call one full page of an app? (a) a screen (b) a battery (c) a cable (d) a variable
30. 30.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) has a web address (d) updates from the store
31. 31.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) show arrival time (c) a dark mode (d) change the bus icon
32. 32.🗒️ In MVP, the M stands for ___. (a) minimum (b) maximum (c) music (d) mobile
33. 33.True or false: tap to Start is a button. (a) False (b) True
34. 34.🎯 Why learn about users before you build? (a) to pick a logo (b) to slow it down (c) to make it longer (d) to build what they need
35. 35.📅 An app team plans for 4 days, builds for 4 days, tests for 1 days and releases on 1 more day. How many more days does building take than testing?
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 100; // 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 3 (c) line 2 (d) line 1
37. 37.True or false: a library due-date alert solves no real problem. (a) False (b) True
38. 38.🎯 A short made-up profile of a typical user is called a ___. (a) pixel (b) password (c) persona (d) protocol
39. 39.True or false: the game-over page is data. (a) True (b) False
40. 40.💡 An app that tries to do everything at once is usually ___. (a) hard to use (b) easy to build (c) finished fast (d) very small

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