App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 136 · 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 use up storage (b) to confuse users (c) to learn from users soon (d) to look bigger
2. 2.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) add money spent (b) add money received (c) savings stickers (d) show the balance
3. 3.🧩 Which of these is a button on this screen?
   [title] Sign Up
   [switch] Show hints
   [text box] Name
   [text box] Age
   [button] Done
   [button] Send (a) Show hints (b) Age (c) Send (d) Name
4. 4.🔍 Which is the odd one out? (a) taking a photo (b) typing your age (c) tapping a button (d) a pop-up message
5. 5.📅 An app team plans for 5 days, builds for 12 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
6. 6.🎯 Which app would help this user most: a student who keeps forgetting due dates? (a) a bus tracker (b) a big-text reader (c) a homework planner (d) a water reminder
7. 7.🗒️ 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: 1 days
   set a due date: 3 days
   see tasks by day: 3 days
8. 8.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) set a due date (c) earn stickers (d) pick a theme colour
9. 9.🛠️ At which stage do you connect the data? (a) the test stage (b) the plan stage (c) the build stage (d) the release stage
10. 10.True or false: an app is installed on a phone. (a) False (b) True
11. 11.⚙️ What number does this app show?
    let bill = 72; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
12. 12.🎯 An app for “everyone” with no clear user usually ___. (a) needs no testing (b) helps nobody well (c) wins every prize (d) is easy to build
13. 13.👥 A clinic app has 155 patients, 235 doctors and 210 nurses as users. Which user group is the biggest? (a) patients (b) nurses (c) doctors
14. 14.💡 Does an app idea like an app that just says hi solve a real problem? (a) No (b) Yes
15. 15.🗂️ What kind of app is a word battle? (a) a tool app (b) a game (c) a health app (d) a learning app
16. 16.📱 Where do people usually download phone apps from? (a) a printer (b) a web server (c) a charger (d) an app store
17. 17.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) screens (c) buttons (d) tabs
18. 18.True or false: a date picker is an input. (a) True (b) False
19. 19.⚙️ What number does this app show?
    let price = 30; // typed by the user
    let qty = 4; // typed by the user
    let total = price * qty;
    show(total);
20. 20.📴 Which of these can often still work with no internet? (a) a new website (b) an online search (c) a video call (d) an installed app
21. 21.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 16 votes
    missing the bus: 4 votes
    forgetting homework: 7 votes (a) forgetting homework (b) forgetting birthdays (c) missing the bus
22. 22.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
23. 23.True or false: a buzz (vibration) is an input. (a) True (b) False
24. 24.🔍 Which is the odd one out? (a) a sleep tracker (b) a step counter (c) a calculator (d) a water reminder
25. 25.📅 An app team plans for 2 days, builds for 8 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
26. 26.Which of these is an output? (a) adding up a bill (b) a buzz (vibration) (c) working out a tip (d) typing your age
27. 27.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) add money received (c) savings stickers (d) export to a file
28. 28.🗒️ 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) check the answer (d) background music
29. 29.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “forgetting birthdays”?
    forgetting birthdays: 3 votes
    no quiet study place: 16 votes
    missing the bus: 4 votes
30. 30.Which of these is true of a website? (a) has a home-screen icon (b) opens in a web browser (c) updates from the store (d) is installed on a phone
31. 31.🔍 Which is the odd one out? (a) sorting the scores (b) working out a tip (c) adding up a bill (d) speaking a command
32. 32.🧩 In an app, what is the home page of an app? (a) a button (b) an input (c) data (d) a screen
33. 33.📲 What happens when you tap an app’s icon? (a) the app is deleted (b) the sound turns off (c) the phone charges (d) the app opens
34. 34.🧩 Which input is best for turning something ON or OFF? (a) a switch (b) a title (c) a slider (d) a text box
35. 35.True or false: a box to type a name is an input. (a) True (b) False
36. 36.True or false: the settings page is an input. (a) True (b) False
37. 37.🎯 Which app would help this user most: a gamer who forgets to drink? (a) a bus tracker (b) a recipe finder (c) a water reminder (d) a homework planner
38. 38.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [text box] City
    [switch] Remind me
    [text box] Email
    [button] Help
39. 39.🧩 In an app, what is your high score? (a) a button (b) data (c) an input (d) a screen
40. 40.True or false: a word battle is a learning app. (a) False (b) True

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