App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 703 · 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 that tries to do everything at once is usually ___. (a) very small (b) finished fast (c) hard to use (d) easy to build
2. 2.📅 An app team plans for 5 days, builds for 12 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
3. 3.True or false: a word battle is a game. (a) False (b) True
4. 4.🔢 After an app is released, what comes right after “read user reviews”? (a) test it again (b) fix and improve (c) list what to fix (d) release an update
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) rate the driver (b) a dark mode (c) see where the bus is (d) change the bus icon
6. 6.🔍 Which is the odd one out? (a) a water reminder (b) a step counter (c) a sleep tracker (d) a spelling coach
7. 7.🔍 Which is the odd one out? (a) a step counter (b) a sleep tracker (c) a times-table quiz (d) a water reminder
8. 8.🧩 How many buttons does this app screen have?
   [title] New Note
   [text box] Email
   [button] Back
   [slider] Text size
   [button] Start
   [text box] City
9. 9.🎯 An app for “everyone” with no clear user usually ___. (a) helps nobody well (b) needs no testing (c) wins every prize (d) is easy to build
10. 10.Which of these app ideas solves a real problem? (a) a bill splitter (b) a page of random dots (c) a button with no action (d) a blank grey screen
11. 11.Which of these app ideas solves a real problem? (a) a button with no action (b) a blank grey screen (c) an app that just says hi (d) a lost-and-found board
12. 12.🗒️ What is a must-have feature? (a) a nice extra (b) a colour theme (c) one the app cannot skip (d) a sound effect
13. 13.🔍 Which is the odd one out? (a) let friends try it (b) talk to possible users (c) try every button (d) write down the bugs
14. 14.True or false: a sleep tracker is a health app. (a) False (b) True
15. 15.🔢 When you make an app, which comes first: “release it” or “test the app”? (a) test the app (b) release it
16. 16.👥 A cricket club app has 45 players, 115 coaches and 25 fans as users. Which user group is the biggest? (a) fans (b) coaches (c) players
17. 17.💡 Does an app idea like a medicine reminder solve a real problem? (a) Yes (b) No
18. 18.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) an avatar shop (b) check the answer (c) confetti effects (d) background music
19. 19.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a medicine reminder (b) a bill splitter (c) a homework planner (d) a study-room finder
20. 20.⚙️ What number does this app show?
    let price = 540; // typed by the user
    let off = 40; // typed by the user
    let pay = price - off;
    show(pay);
21. 21.👥 A library app has 100 readers, 70 librarians and 150 volunteers as users. Which user group is the biggest? (a) readers (b) librarians (c) volunteers
22. 22.🌐 Which program do you need to open a website? (a) a calculator (b) a web browser (c) an app store (d) a camera app
23. 23.True or false: an app updates from the store. (a) True (b) False
24. 24.⚙️ What number does this app show?
    let price = 20; // typed by the user
    let qty = 2; // typed by the user
    let total = price * qty;
    show(total);
25. 25.Which of these is an input? (a) adding up a bill (b) a beep sound (c) typing your age (d) a buzz (vibration)
26. 26.Which of these is a user need? (a) a share button (b) a search bar (c) a reminder alarm (d) “I keep missing the bus”
27. 27.True or false: a puzzle with levels is a learning app. (a) True (b) False
28. 28.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a bill splitter (b) a medicine reminder (c) a lost-and-found board (d) a study-room finder
29. 29.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    losing water bottles: 18 votes
    forgetting homework: 25 votes
    no quiet study place: 4 votes (a) forgetting homework (b) losing water bottles (c) no quiet study place
30. 30.True or false: a pop-up message is an input. (a) True (b) False
31. 31.📅 An app team plans for 5 days, builds for 5 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
32. 32.🧩 What do we call one full page of an app? (a) a battery (b) a variable (c) a screen (d) a cable
33. 33.🎯 What is the best first step to learn what users need? (a) write the code (b) pick the colours (c) guess on your own (d) ask and watch users
34. 34.🔢 After an app is released, which comes LAST? (a) read user reviews (b) fix and improve (c) release an update (d) test it again
35. 35.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 2 days
    check the answer: 2 days
    show the score: 3 days
36. 36.⚙️ What number does this app show?
    let price = 480; // typed by the user
    let off = 50; // typed by the user
    let pay = price - off;
    show(pay);
37. 37.🧩 In an app, what is your friends list? (a) a screen (b) data (c) an input (d) a button
38. 38.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [text box] Age
    [button] Back
    [button] Send
    [switch] Dark mode
    [slider] Brightness
39. 39.🗂️ What kind of app is an alarm clock? (a) a learning app (b) a tool app (c) a game (d) a health app
40. 40.Which of these is true of a website? (a) comes from an app store (b) is installed on a phone (c) needs no installing (d) has a home-screen icon

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