App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 929 · 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.👥 A clinic app has 70 patients, 235 doctors and 255 nurses as users. How many more nurses than doctors are there?
2. 2.💡 Does an app idea like an app that just says hi solve a real problem? (a) Yes (b) No
3. 3.🔍 Which is the odd one out? (a) put it on an app store (b) sketch the screens (c) draw the user flow (d) pick the features
4. 4.🧩 In an app, what is your high score? (a) data (b) an input (c) a button (d) a screen
5. 5.📱 The word “app” is short for ___. (a) appetite (b) appointment (c) application (d) apparatus
6. 6.💡 Which app idea solves this problem: a team shares one snack bill? (a) a bill splitter (b) a lost-and-found board (c) a study-room finder (d) a medicine reminder
7. 7.🧩 Which of these is a button on this screen?
   [title] Add Homework
   [button] Help
   [button] Save
   [button] Cancel
   [text box] Phone (a) Phone (b) Help
8. 8.📱 Where do people usually download phone apps from? (a) an app store (b) a web server (c) a charger (d) a printer
9. 9.🗒️ Version 1 of a homework planner must be ready in 13 days. How many days are left for extras after the must-haves?
   add a homework task: 2 days
   set a due date: 3 days
   see tasks by day: 4 days
10. 10.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 154; // typed by the user
    line 2: let friends = 2; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 4 (b) line 3 (c) line 1 (d) line 2
11. 11.🔢 When you make an app, which comes LAST? (a) build the app (b) get an idea (c) release it (d) plan the screens
12. 12.True or false: an alarm clock is a tool app. (a) True (b) False
13. 13.🧩 What does a button do when you tap it? (a) shows the time (b) saves the battery (c) starts an action (d) changes the phone
14. 14.Which of these is true of an app? (a) is installed on a phone (b) needs no installing (c) opens in a web browser (d) has a web address
15. 15.Which of these is a user need? (a) a search bar (b) “I keep missing the bus” (c) a reminder alarm (d) a dark mode switch
16. 16.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 390; // typed by the user
    line 2: let off = 20; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 2 (c) line 3 (d) line 1
17. 17.True or false: a website needs no installing. (a) True (b) False
18. 18.🔍 Which is the odd one out? (a) a times-table quiz (b) a unit converter (c) an alarm clock (d) a torch
19. 19.🧩 Which of these is a button on this screen?
    [title] New Note
    [button] Save
    [button] Back
    [switch] Remind me
    [text box] Due date
    [button] Cancel (a) Due date (b) Remind me (c) Save
20. 20.💡 Which app idea solves this problem: pupils forget due dates? (a) a lost-and-found board (b) a medicine reminder (c) a study-room finder (d) a homework planner
21. 21.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) output (c) input
22. 22.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting birthdays: 23 votes
    losing water bottles: 11 votes
    wasting pocket money: 25 votes
23. 23.True or false: the settings page is a screen. (a) False (b) True
24. 24.🧩 Which input is best for turning something ON or OFF? (a) a text box (b) a switch (c) a title (d) a slider
25. 25.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “losing water bottles”?
    losing water bottles: 18 votes
    forgetting homework: 3 votes
    forgetting birthdays: 19 votes
26. 26.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a lost-and-found board (c) a bill splitter (d) an app that just says hi
27. 27.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 40; // typed by the user
    line 2: let qty = 6; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 2 (c) line 4 (d) line 3
28. 28.🗂️ What kind of app is a spelling coach? (a) a tool app (b) a game (c) a learning app (d) a health app
29. 29.🔍 Which is the odd one out? (a) taking a photo (b) a beep sound (c) typing your age (d) tapping a button
30. 30.Which of these is true of an app? (a) has a home-screen icon (b) needs no installing (c) opens from a link (d) opens in a web browser
31. 31.🧩 Which of these is a button on this screen?
    [title] Sign Up
    [slider] Volume
    [button] Cancel
    [text box] Email (a) Cancel (b) Volume (c) Email
32. 32.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
33. 33.True or false: a website is installed on a phone. (a) False (b) True
34. 34.True or false: tap to Start is a button. (a) True (b) False
35. 35.🗒️ You are planning version 1 of a quiz app. Which feature is a MUST-HAVE? (a) confetti effects (b) background music (c) show the score (d) an avatar shop
36. 36.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
37. 37.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
38. 38.🗒️ Version 1 of a pocket-money tracker must be ready in 18 days. How many days are left for extras after the must-haves?
    add money received: 4 days
    add money spent: 3 days
    show the balance: 5 days
39. 39.🗒️ 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
40. 40.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) log a glass of water (b) share your streak (c) see today’s total (d) set a reminder time

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