App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 302 · 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.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) see tasks by day (c) pick a theme colour (d) add a homework task
2. 2.🧩 What does a button do when you tap it? (a) changes the phone (b) saves the battery (c) shows the time (d) starts an action
3. 3.💡 Does an app idea like a page of random dots solve a real problem? (a) No (b) Yes
4. 4.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) earn stickers (b) pick a theme colour (c) see tasks by day (d) share tasks to friends
5. 5.🔍 Which is the odd one out? (a) a sleep tracker (b) a step counter (c) a water reminder (d) a puzzle with levels
6. 6.🗒️ What is a must-have feature? (a) one the app cannot skip (b) a nice extra (c) a colour theme (d) a sound effect
7. 7.True or false: tapping a button is an output. (a) False (b) True
8. 8.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) see tasks by day (c) earn stickers (d) add a homework task
9. 9.🔍 Which is the odd one out? (a) list what users need (b) talk to possible users (c) spot a problem to solve (d) add the buttons
10. 10.👥 A clinic app has 85 patients, 175 doctors and 205 nurses as users. Which user group is the biggest? (a) patients (b) doctors (c) nurses
11. 11.True or false: the home page of an app is an input. (a) False (b) True
12. 12.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 14; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 1 (c) line 3
13. 13.🧩 In an app, what is today’s step count? (a) a button (b) data (c) a screen (d) an input
14. 14.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) show the score (c) an avatar shop (d) background music
15. 15.True or false: a result on screen is an input. (a) True (b) False
16. 16.⚙️ In an app, is a result on screen an input, processing or an output? (a) input (b) processing (c) output
17. 17.💡 An app that tries to do everything at once is usually ___. (a) finished fast (b) easy to build (c) hard to use (d) very small
18. 18.True or false: a homework planner is the best fit for a reader who finds small print hard. (a) False (b) True
19. 19.Which of these is a screen? (a) tap to Save (b) a slider for volume (c) the settings page (d) a box to type a name
20. 20.True or false: typing your age is an input. (a) False (b) True
21. 21.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 470; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 2 (b) line 1 (c) line 4 (d) line 3
22. 22.👥 A school app has 165 students, 110 teachers and 265 parents as users. How many more parents than students are there?
23. 23.True or false: a bus tracker is the best fit for a grandparent with weak eyesight. (a) True (b) False
24. 24.⚙️ What number does this app show?
    let price = 10; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
25. 25.👥 A school app has 235 students, 240 teachers and 285 parents as users. Which user group is the biggest? (a) students (b) teachers (c) parents
26. 26.👥 A clinic app has 45 patients, 290 doctors and 65 nurses as users. How many users does it have in all?
27. 27.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) set a reminder time (c) water animations (d) share your streak
28. 28.🎯 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
29. 29.🗒️ When should nice-to-have features be built? (a) on day one (b) never (c) before anything (d) after the must-haves
30. 30.True or false: taking a photo is processing. (a) False (b) True
31. 31.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [text box] Subject
    [button] Cancel
    [button] Save
    [text box] City
    [text box] Phone
32. 32.🔍 Which is the odd one out? (a) working out a tip (b) a result on screen (c) sorting the scores (d) adding up a bill
33. 33.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a recipe finder (b) a water reminder (c) a bus tracker (d) a big-text reader
34. 34.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a water reminder (b) a bus tracker (c) a homework planner (d) a big-text reader
35. 35.Which of these is true of an app? (a) needs no installing (b) has a web address (c) opens from a link (d) has a home-screen icon
36. 36.💡 Does an app idea like a library due-date alert solve a real problem? (a) Yes (b) No
37. 37.🧑 Who is an app really made for? (a) its users (b) its icon (c) its coder only (d) its charger
38. 38.🧩 Which of these is a button on this screen?
    [title] Order Snacks
    [switch] Sound
    [text box] Name
    [slider] Text size
    [button] Done (a) Sound (b) Text size (c) Done (d) Name
39. 39.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) background music (b) an avatar shop (c) show a question (d) confetti effects
40. 40.True or false: your high score is an input. (a) False (b) True

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