App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 438 · 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.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
2. 2.🔍 Which is the odd one out? (a) sketch the screens (b) let friends try it (c) pick the features (d) draw the user flow
3. 3.⚙️ In an app, is a beep sound an input, processing or an output? (a) input (b) processing (c) output
4. 4.🎯 What is the best first step to learn what users need? (a) pick the colours (b) write the code (c) guess on your own (d) ask and watch users
5. 5.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) show the balance (b) add money spent (c) add money received (d) pie-chart colours
6. 6.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a study-room finder (b) a bill splitter (c) a medicine reminder (d) a homework planner
7. 7.🧩 In an app, what is your saved notes? (a) an input (b) data (c) a button (d) a screen
8. 8.📱 The word “app” is short for ___. (a) appointment (b) application (c) appetite (d) apparatus
9. 9.Which of these is a screen? (a) your high score (b) tap to Save (c) a slider for volume (d) the home page of an app
10. 10.📅 An app team plans for 2 days, builds for 11 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
11. 11.True or false: a website opens in a web browser. (a) False (b) True
12. 12.🗒️ Version 1 of a pocket-money tracker must be ready in 16 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 4 days
    show the balance: 5 days
13. 13.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    wasting pocket money: 12 votes
    forgetting homework: 24 votes
    losing water bottles: 3 votes (a) wasting pocket money (b) forgetting homework (c) losing water bottles
14. 14.🎯 Is this a user need or a feature: “I keep missing the bus”? (a) a feature (b) a user need
15. 15.🔢 After an app is released, which comes FIRST? (a) test it again (b) release an update (c) fix and improve (d) read user reviews
16. 16.🔍 Which is the odd one out? (a) draw the user flow (b) spot a problem to solve (c) sketch the screens (d) pick the features
17. 17.True or false: working out a tip is processing. (a) False (b) True
18. 18.🔍 Which is the odd one out? (a) write the store text (b) try every button (c) share the download link (d) put it on an app store
19. 19.🗒️ Version 1 of a pocket-money tracker must be ready in 8 days. How many days are left for extras after the must-haves?
    add money received: 2 days
    add money spent: 1 days
    show the balance: 2 days
20. 20.💡 An app that tries to do everything at once is usually ___. (a) easy to build (b) hard to use (c) finished fast (d) very small
21. 21.⚙️ In an app, is a result on screen an input, processing or an output? (a) processing (b) output (c) input
22. 22.🧩 What does a button do when you tap it? (a) changes the phone (b) starts an action (c) saves the battery (d) shows the time
23. 23.🧩 What do we call one full page of an app? (a) a battery (b) a variable (c) a screen (d) a cable
24. 24.Which of these is data? (a) the home page of an app (b) a slider for volume (c) a switch for dark mode (d) your high score
25. 25.🧩 In an app, what is the home page of an app? (a) a button (b) a screen (c) data (d) an input
26. 26.🔍 Which is the odd one out? (a) a racing challenge (b) a spelling coach (c) a word battle (d) a puzzle with levels
27. 27.Which of these app ideas solves a real problem? (a) a page of random dots (b) a free study-room finder (c) a blank grey screen (d) an app that just says hi
28. 28.🧩 How many buttons does this app screen have?
    [title] New Note
    [button] Start
    [button] Help
    [button] Back
    [text box] City
    [text box] Phone
29. 29.🗒️ Version 1 of a water reminder must be ready in 9 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 3 days
    see today’s total: 4 days
30. 30.🔢 After an app is released, which comes first: “fix and improve” or “list what to fix”? (a) fix and improve (b) list what to fix
31. 31.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 360; // typed by the user
    line 2: let off = 10; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 3 (b) line 2 (c) line 4 (d) line 1
32. 32.Which of these is true of an app? (a) opens from a link (b) updates from the store (c) has a web address (d) needs no installing
33. 33.Which of these is true of a website? (a) needs no installing (b) has a home-screen icon (c) is installed on a phone (d) comes from an app store
34. 34.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [slider] Volume
    [text box] Phone
    [button] Start
    [button] Help
    [button] Back
    [text box] Email
35. 35.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
36. 36.🗒️ Version 1 of a quiz app must be ready in 10 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: 5 days
37. 37.⚙️ What number does this app show?
    let bill = 136; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
38. 38.True or false: a result on screen is an output. (a) True (b) False
39. 39.🗂️ What kind of app is a word battle? (a) a health app (b) a learning app (c) a tool app (d) a game
40. 40.🔍 Which is the odd one out? (a) a torch (b) a sleep tracker (c) a unit converter (d) a calculator

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