App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 950 · 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.True or false: an app comes from an app store. (a) True (b) False
2. 2.True or false: an app updates from the store. (a) False (b) True
3. 3.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   no quiet study place: 7 votes
   forgetting birthdays: 8 votes
   forgetting homework: 10 votes (a) forgetting homework (b) forgetting birthdays (c) no quiet study place
4. 4.Which of these happens at the release stage? (a) let friends try it (b) write the code (c) connect the data (d) write the store text
5. 5.Which of these is true of a website? (a) has a web address (b) has a home-screen icon (c) comes from an app store (d) is installed on a phone
6. 6.Which of these is a button? (a) your friends list (b) tap to Start (c) the log-in page (d) your saved notes
7. 7.🔍 Which is the odd one out? (a) a pop-up message (b) a beep sound (c) a result on screen (d) speaking a command
8. 8.📱 Which one opens in a web browser: an app or a website? (a) an app (b) a website
9. 9.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [switch] Remind me
   [button] Send
   [button] Done
   [slider] Brightness
   [text box] Due date
   [text box] Notes
   [text box] Name
10. 10.📱 Which one comes from an app store: an app or a website? (a) a website (b) an app
11. 11.💡 After a survey, which need should version 1 solve? (a) the newest trend (b) a random need (c) the rarest need (d) the most common need
12. 12.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 3; // 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.⚙️ 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);
14. 14.📱 The word “app” is short for ___. (a) appetite (b) appointment (c) apparatus (d) application
15. 15.⚙️ What number does this app show?
    let price = 580; // typed by the user
    let off = 30; // typed by the user
    let pay = price - off;
    show(pay);
16. 16.Which of these is true of an app? (a) has a web address (b) needs no installing (c) opens from a link (d) comes from an app store
17. 17.🧩 In an app, what is the log-in page? (a) a screen (b) data (c) a button (d) an input
18. 18.🔢 After an app is released, which comes first: “fix and improve” or “read user reviews”? (a) read user reviews (b) fix and improve
19. 19.💡 Does an app idea like a free study-room finder solve a real problem? (a) Yes (b) No
20. 20.🛠️ At which stage do you pick the features? (a) the test stage (b) the plan stage (c) the release stage (d) the idea stage
21. 21.📊 Survey: which problem bugs you most? How many more votes did “missing the bus” get than “forgetting birthdays”?
    no quiet study place: 3 votes
    forgetting birthdays: 19 votes
    missing the bus: 22 votes
22. 22.🧩 What does a button do when you tap it? (a) changes the phone (b) starts an action (c) shows the time (d) saves the battery
23. 23.🧩 Which input is best for choosing a volume level? (a) a switch (b) a title (c) a text box (d) a slider
24. 24.🧩 How many buttons does this app screen have?
    [title] New Note
    [slider] Volume
    [text box] Notes
    [switch] Sound
    [button] Start
25. 25.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) add a homework task (b) set a due date (c) see tasks by day (d) pick a theme colour
26. 26.True or false: you put it on an app store at the test stage. (a) True (b) False
27. 27.🧩 How many buttons does this app screen have?
    [title] Settings
    [button] Done
    [text box] Subject
28. 28.True or false: checking a password is processing. (a) True (b) False
29. 29.True or false: working out a tip is processing. (a) False (b) True
30. 30.💡 Does an app idea like a blank grey screen solve a real problem? (a) No (b) Yes
31. 31.🗒️ Version 1 of a homework planner must be ready in 11 days. How many days are left for extras after the must-haves?
    add a homework task: 3 days
    set a due date: 4 days
    see tasks by day: 3 days
32. 32.🧩 In an app, what is a box to type a name? (a) a button (b) a screen (c) an input (d) data
33. 33.🧩 Which of these is a button on this screen?
    [title] New Note
    [text box] Email
    [slider] Text size
    [switch] Dark mode
    [text box] Notes
    [text box] Due date
    [button] Save (a) Due date (b) Notes (c) Email (d) Save
34. 34.True or false: a website opens from a link. (a) False (b) True
35. 35.👥 A cricket club app has 200 players, 25 coaches and 20 fans as users. How many users does it have in all?
36. 36.📴 Which of these can often still work with no internet? (a) a new website (b) a video call (c) an online search (d) an installed app
37. 37.🔍 Which is the odd one out? (a) let friends try it (b) try every button (c) add the buttons (d) write down the bugs
38. 38.True or false: the log-in page is a screen. (a) False (b) True
39. 39.👥 A clinic app has 55 patients, 215 doctors and 280 nurses as users. How many more doctors than patients are there?
40. 40.🧩 In an app, what is today’s step count? (a) a screen (b) data (c) an input (d) a button

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