App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 522 · 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 a box to type a name? (a) a button (b) data (c) a screen (d) an input
2. 2.True or false: tapping a button is an input. (a) True (b) False
3. 3.🔍 Which is the odd one out? (a) a flashcard trainer (b) a times-table quiz (c) a spelling coach (d) a cricket run chase
4. 4.⚙️ What number does this app show?
   let price = 320; // typed by the user
   let off = 20; // typed by the user
   let pay = price - off;
   show(pay);
5. 5.🧩 Which of these is a button on this screen?
   [title] Add Homework
   [button] Back
   [text box] Email
   [button] Save
   [button] Next (a) Save (b) Email
6. 6.Which of these app ideas solves no real problem? (a) a free study-room finder (b) a bill splitter (c) a blank grey screen (d) a library due-date alert
7. 7.Which of these is a feature? (a) “Small text is hard” (b) “I forget my homework” (c) a reminder alarm (d) “What should I cook?”
8. 8.True or false: taking a photo is an output. (a) False (b) True
9. 9.True or false: you add the buttons at the plan stage. (a) True (b) False
10. 10.🗂️ What kind of app is a puzzle with levels? (a) a tool app (b) a game (c) a learning app (d) a health app
11. 11.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a recipe finder (b) a big-text reader (c) a water reminder (d) a pocket-money tracker
12. 12.👥 A clinic app has 265 patients, 80 doctors and 155 nurses as users. How many more patients than nurses are there?
13. 13.📅 An app team plans for 2 days, builds for 8 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
14. 14.🧩 Which input is best for turning something ON or OFF? (a) a slider (b) a switch (c) a title (d) a text box
15. 15.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) pick your bus stop (c) see where the bus is (d) change the bus icon
16. 16.True or false: tap to go Next is a button. (a) True (b) False
17. 17.🗂️ What kind of app is a word battle? (a) a health app (b) a learning app (c) a game (d) a tool app
18. 18.True or false: your friends list is a button. (a) False (b) True
19. 19.⚙️ In an app, is typing your age an input, processing or an output? (a) input (b) processing (c) output
20. 20.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 3 days
    add money spent: 3 days
    show the balance: 3 days
21. 21.Which of these is an input? (a) tapping a button (b) checking a password (c) adding up a bill (d) a buzz (vibration)
22. 22.⚙️ What number does this app show?
    let price = 290; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
23. 23.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
24. 24.🛠️ At which stage do you connect the data? (a) the plan stage (b) the test stage (c) the build stage (d) the idea stage
25. 25.📱 Which one is installed on a phone: an app or a website? (a) a website (b) an app
26. 26.🗒️ 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
27. 27.💡 Does an app idea like a library due-date alert solve a real problem? (a) No (b) Yes
28. 28.🗒️ Version 1 of a quiz app must be ready in 19 days. How many days are left for extras after the must-haves?
    show a question: 4 days
    check the answer: 4 days
    show the score: 5 days
29. 29.Which of these app ideas solves a real problem? (a) a blank grey screen (b) an app that just says hi (c) a lost-and-found board (d) a button with no action
30. 30.Which of these is data? (a) your saved notes (b) tap to Send (c) a box to type a name (d) tap to Save
31. 31.Which of these is true of a website? (a) comes from an app store (b) updates from the store (c) opens from a link (d) is installed on a phone
32. 32.📱 Which one has a web address: an app or a website? (a) a website (b) an app
33. 33.🔍 Which is the odd one out? (a) typing your age (b) tapping a button (c) sorting the scores (d) speaking a command
34. 34.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) water animations (c) set a reminder time (d) custom alert sounds
35. 35.🗒️ When should nice-to-have features be built? (a) before anything (b) on day one (c) after the must-haves (d) never
36. 36.🔢 After an app is released, what comes right after “read user reviews”? (a) test it again (b) release an update (c) fix and improve (d) list what to fix
37. 37.⚙️ What number does this app show?
    let price = 350; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
38. 38.👥 A clinic app has 35 patients, 290 doctors and 125 nurses as users. How many more doctors than patients are there?
39. 39.🧩 Scores, notes and settings that an app keeps are called ___. (a) screens (b) buttons (c) tabs (d) data
40. 40.🔢 When you make an app, what comes right after “plan the screens”? (a) test the app (b) build the app (c) release it (d) get an idea

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