App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 922 · 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.🗒️ Why keep version 1 small? (a) to learn from users soon (b) to look bigger (c) to use up storage (d) to confuse users
2. 2.Which of these app ideas solves a real problem? (a) a medicine reminder (b) a page of random dots (c) a blank grey screen (d) an app that just says hi
3. 3.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) pick a theme colour (b) see tasks by day (c) set a due date (d) add a homework task
4. 4.👥 A school app has 115 students, 50 teachers and 220 parents as users. How many users does it have in all?
5. 5.Which of these happens at the plan stage? (a) draw the user flow (b) put it on an app store (c) write the code (d) share the download link
6. 6.🔍 Which is the odd one out? (a) typing your age (b) checking a password (c) tapping a button (d) speaking a command
7. 7.True or false: sorting the scores is processing. (a) False (b) True
8. 8.⚙️ In an app, is adding up a bill an input, processing or an output? (a) input (b) output (c) processing
9. 9.🔍 Which is the odd one out? (a) working out a tip (b) sorting the scores (c) a buzz (vibration) (d) checking a password
10. 10.True or false: the settings page is data. (a) False (b) True
11. 11.True or false: tap to Start is a button. (a) False (b) True
12. 12.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
13. 13.Which of these is a button? (a) the game-over page (b) tap to Save (c) a box to type a name (d) the settings page
14. 14.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a lost-and-found board (b) a homework planner (c) a medicine reminder (d) a study-room finder
15. 15.🔢 After an app is released, which comes first: “list what to fix” or “fix and improve”? (a) fix and improve (b) list what to fix
16. 16.🧩 In an app, what is a slider for volume? (a) a button (b) data (c) an input (d) a screen
17. 17.🔢 When you make an app, which comes first: “build the app” or “get an idea”? (a) build the app (b) get an idea
18. 18.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) True (b) False
19. 19.🧩 Which input is best for choosing a volume level? (a) a slider (b) a switch (c) a text box (d) a title
20. 20.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] New Note
    [button] Done
    [button] Help
    [button] Cancel
    [slider] Brightness
    [text box] Age
    [text box] Phone
21. 21.🔍 Which is the odd one out? (a) a buzz (vibration) (b) a result on screen (c) typing your age (d) a beep sound
22. 22.🎯 Who are the users of an app? (a) only the coders (b) only the testers (c) the app icons (d) the people who use it
23. 23.💡 Does an app idea like a lost-and-found board solve a real problem? (a) No (b) Yes
24. 24.Which of these is an input? (a) a result on screen (b) tapping a button (c) a buzz (vibration) (d) working out a tip
25. 25.True or false: a button with no action solves a real problem. (a) True (b) False
26. 26.🗒️ When should nice-to-have features be built? (a) never (b) before anything (c) after the must-haves (d) on day one
27. 27.📲 What happens when you tap an app’s icon? (a) the phone charges (b) the app is deleted (c) the sound turns off (d) the app opens
28. 28.True or false: an app opens in a web browser. (a) False (b) True
29. 29.🎯 An app for “everyone” with no clear user usually ___. (a) is easy to build (b) wins every prize (c) needs no testing (d) helps nobody well
30. 30.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Subject
    [switch] Remind me
    [slider] Text size
    [button] Done
    [text box] Age
    [button] Help
    [text box] Email
31. 31.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a button with no action (c) a bill splitter (d) a library due-date alert
32. 32.True or false: adding up a bill is an input. (a) True (b) False
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 70; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 1 (c) line 4 (d) line 2
34. 34.📅 An app team plans for 2 days, builds for 5 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
35. 35.🗒️ A to-do app with no “add a task” feature is ___. (a) ready to release (b) well planned (c) missing a must-have (d) a nice extra
36. 36.📅 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?
37. 37.🔔 What is a message an app shows on your lock screen called? (a) a web address (b) a wireframe (c) a notification (d) a variable
38. 38.⚙️ What number does this app show?
    let price = 15; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
39. 39.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
40. 40.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) show a question (b) show the score (c) an avatar shop (d) check the answer

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