App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 534 · 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.📱 The word “app” is short for ___. (a) appointment (b) application (c) appetite (d) apparatus
2. 2.⚙️ Which line does the processing (works out the answer)?
   line 1: let price = 240; // typed by the user
   line 2: let off = 40; // typed by the user
   line 3: let pay = price - off;
   line 4: show(pay); (a) line 2 (b) line 3 (c) line 4 (d) line 1
3. 3.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting birthdays: 17 votes
   forgetting homework: 14 votes
   losing water bottles: 3 votes (a) forgetting birthdays (b) losing water bottles (c) forgetting homework
4. 4.💡 Which app idea solves this problem: a patient misses doses? (a) a homework planner (b) a bill splitter (c) a medicine reminder (d) a study-room finder
5. 5.🔍 Which is the odd one out? (a) let friends try it (b) write the store text (c) put it on an app store (d) share the download link
6. 6.🧩 In an app, what is tap to Start? (a) a screen (b) a button (c) data (d) an input
7. 7.🗒️ In MVP, the M stands for ___. (a) maximum (b) music (c) minimum (d) mobile
8. 8.🗒️ A to-do app with no “add a task” feature is ___. (a) well planned (b) ready to release (c) a nice extra (d) missing a must-have
9. 9.💡 An app that tries to do everything at once is usually ___. (a) very small (b) easy to build (c) hard to use (d) finished fast
10. 10.💡 After a survey, which need should version 1 solve? (a) the most common need (b) the newest trend (c) the rarest need (d) a random need
11. 11.🔢 After an app is released, which comes first: “test it again” or “read user reviews”? (a) read user reviews (b) test it again
12. 12.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show the score (b) check the answer (c) show a question (d) background music
13. 13.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
14. 14.Which of these is an input? (a) working out a tip (b) a result on screen (c) checking a password (d) tapping a button
15. 15.True or false: working out a tip is an output. (a) True (b) False
16. 16.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a medicine reminder (b) a study-room finder (c) a bill splitter (d) a lost-and-found board
17. 17.🧩 What do we call one full page of an app? (a) a cable (b) a variable (c) a screen (d) a battery
18. 18.🧩 Which input is best for typing your name? (a) a slider (b) a switch (c) a text box (d) a picture
19. 19.👥 A library app has 285 readers, 115 librarians and 230 volunteers as users. How many users does it have in all?
20. 20.True or false: you draw the user flow at the plan stage. (a) True (b) False
21. 21.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
22. 22.⚙️ What number does this app show?
    let price = 300; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
23. 23.True or false: a medicine reminder solves no real problem. (a) True (b) False
24. 24.True or false: a box to type a name is a button. (a) True (b) False
25. 25.🧩 In an app, what is tap to Save? (a) a button (b) a screen (c) an input (d) data
26. 26.🎯 Is this a user need or a feature: “Small text is hard”? (a) a user need (b) a feature
27. 27.Which of these app ideas solves a real problem? (a) an app that just says hi (b) a page of random dots (c) a button with no action (d) a medicine reminder
28. 28.🔍 Which is the odd one out? (a) add the buttons (b) connect the data (c) write the code (d) talk to possible users
29. 29.🔍 Which is the odd one out? (a) speaking a command (b) taking a photo (c) checking a password (d) tapping a button
30. 30.True or false: taking a photo is processing. (a) False (b) True
31. 31.⚙️ In an app, is typing your age an input, processing or an output? (a) input (b) output (c) processing
32. 32.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) share tasks to friends (d) add a homework task
33. 33.📅 An app team plans for 4 days, builds for 9 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
34. 34.📅 An app team plans for 3 days, builds for 4 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
35. 35.True or false: a beep sound is an output. (a) False (b) True
36. 36.🗂️ What kind of app is a water reminder? (a) a learning app (b) a health app (c) a tool app (d) a game
37. 37.True or false: the home page of an app is a screen. (a) True (b) False
38. 38.⚙️ What number does this app show?
    let bill = 213; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
39. 39.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [switch] Dark mode
    [text box] Notes
    [button] Help
    [button] Start
    [text box] City
40. 40.📲 What happens when you tap an app’s icon? (a) the sound turns off (b) the app opens (c) the phone charges (d) the app is deleted

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