App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 415 · 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.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Add Homework
   [button] Cancel
   [button] Start
   [button] Back
   [slider] Brightness
   [text box] Notes
2. 2.True or false: a date picker is an input. (a) False (b) True
3. 3.⚙️ What number does this app show?
   let km = 10; // typed by the user
   let metres = km * 1000;
   show(metres);
4. 4.🔍 Which is the odd one out? (a) spot a problem to solve (b) talk to possible users (c) list what users need (d) write down the bugs
5. 5.🔍 Which is the odd one out? (a) write the store text (b) share the download link (c) connect the data (d) put it on an app store
6. 6.True or false: the settings page is a screen. (a) False (b) True
7. 7.Which of these is true of an app? (a) opens in a web browser (b) has a home-screen icon (c) needs no installing (d) opens from a link
8. 8.🔍 Which is the odd one out? (a) sorting the scores (b) a result on screen (c) adding up a bill (d) working out a tip
9. 9.🔍 Which is the odd one out? (a) write the store text (b) put it on an app store (c) pick the features (d) share the download link
10. 10.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
11. 11.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Help
    [text box] Age
    [button] Next
    [button] Back
12. 12.👥 A library app has 190 readers, 285 librarians and 115 volunteers as users. Which user group is the biggest? (a) volunteers (b) librarians (c) readers
13. 13.🔢 When you make an app, which comes FIRST? (a) plan the screens (b) release it (c) build the app (d) get an idea
14. 14.🔍 Which is the odd one out? (a) speaking a command (b) typing your age (c) working out a tip (d) taking a photo
15. 15.🧩 In an app, what is your saved notes? (a) a screen (b) data (c) an input (d) a button
16. 16.True or false: a bill splitter solves no real problem. (a) True (b) False
17. 17.True or false: a medicine reminder solves no real problem. (a) False (b) True
18. 18.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) share tasks to friends (c) add a homework task (d) see tasks by day
19. 19.⚙️ In an app, is a buzz (vibration) an input, processing or an output? (a) output (b) processing (c) input
20. 20.Which of these is processing? (a) taking a photo (b) a beep sound (c) typing your age (d) working out a tip
21. 21.🧩 In an app, what is a date picker? (a) an input (b) data (c) a button (d) a screen
22. 22.🧩 Which input is best for choosing a volume level? (a) a title (b) a text box (c) a slider (d) a switch
23. 23.🔍 Which is the odd one out? (a) let friends try it (b) write down the bugs (c) try every button (d) put it on an app store
24. 24.True or false: tap to Save is a screen. (a) True (b) False
25. 25.🎯 Which app would help this user most: a parent waiting at the bus stop? (a) a recipe finder (b) a homework planner (c) a water reminder (d) a bus tracker
26. 26.👥 A clinic app has 65 patients, 205 doctors and 275 nurses as users. How many users does it have in all?
27. 27.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
28. 28.🗒️ 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: 3 days
    show the score: 2 days
29. 29.🧩 Which input is best for typing your name? (a) a text box (b) a switch (c) a picture (d) a slider
30. 30.🔢 After an app is released, what comes right after “fix and improve”? (a) test it again (b) read user reviews (c) list what to fix (d) release an update
31. 31.🔍 Which is the odd one out? (a) write the store text (b) share the download link (c) write the code (d) put it on an app store
32. 32.🎯 Is this a user need or a feature: a search bar? (a) a user need (b) a feature
33. 33.True or false: a big-text reader is the best fit for a pupil juggling five projects. (a) True (b) False
34. 34.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Help
    [text box] Name
    [button] Next
    [text box] City
    [button] Cancel
    [text box] Subject
    [slider] Brightness
35. 35.🧑 Who is an app really made for? (a) its users (b) its charger (c) its icon (d) its coder only
36. 36.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
37. 37.🛠️ At which stage do you put it on an app store? (a) the build stage (b) the release stage (c) the idea stage (d) the test stage
38. 38.Which of these is a feature? (a) “What should I cook?” (b) “Small text is hard” (c) a search bar (d) “I forget my homework”
39. 39.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “wasting pocket money”?
    missing the bus: 19 votes
    wasting pocket money: 7 votes
    losing water bottles: 18 votes
40. 40.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money received (b) add money spent (c) show the balance (d) savings stickers

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