App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 373 · 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 of these is true of an app? (a) opens from a link (b) has a web address (c) opens in a web browser (d) is installed on a phone
2. 2.🔍 Which is the odd one out? (a) adding up a bill (b) a result on screen (c) checking a password (d) working out a tip
3. 3.🗒️ Version 1 of a homework planner must be ready in 12 days. How many days are left for extras after the must-haves?
   add a homework task: 2 days
   set a due date: 1 days
   see tasks by day: 3 days
4. 4.Which of these is a user need? (a) “I forget my homework” (b) a search bar (c) a dark mode switch (d) a share button
5. 5.⚙️ Which line does the processing (works out the answer)?
   line 1: let km = 9; // typed by the user
   line 2: let metres = km * 1000;
   line 3: show(metres); (a) line 1 (b) line 2 (c) line 3
6. 6.🔢 After an app is released, what comes right after “read user reviews”? (a) release an update (b) fix and improve (c) test it again (d) list what to fix
7. 7.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] Edit Profile
   [button] Cancel
   [text box] Age
   [text box] Due date
   [text box] Name
   [button] Send
8. 8.🗒️ 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: 1 days
   check the answer: 1 days
   show the score: 5 days
9. 9.⚙️ In an app, is checking a password an input, processing or an output? (a) input (b) processing (c) output
10. 10.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Cancel
    [text box] Notes
    [text box] Name
    [text box] Email
    [button] Start
    [slider] Text size (a) Email (b) Notes (c) Name (d) Start
11. 11.📱 Which one updates from the store: an app or a website? (a) a website (b) an app
12. 12.Which of these happens at the release stage? (a) sketch the screens (b) talk to possible users (c) put it on an app store (d) connect the data
13. 13.🔢 When you make an app, what comes right after “plan the screens”? (a) get an idea (b) test the app (c) release it (d) build the app
14. 14.💡 Which app idea solves this problem: a patient misses doses? (a) a study-room finder (b) a bill splitter (c) a lost-and-found board (d) a medicine reminder
15. 15.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Next
    [switch] Dark mode
    [text box] Due date
    [text box] Age
    [button] Save
    [text box] Subject
16. 16.🎯 Why learn about users before you build? (a) to make it longer (b) to slow it down (c) to pick a logo (d) to build what they need
17. 17.True or false: you connect the data at the plan stage. (a) False (b) True
18. 18.🧩 In an app, what is the home page of an app? (a) a screen (b) an input (c) data (d) a button
19. 19.Which of these happens at the plan stage? (a) try every button (b) share the download link (c) pick the features (d) write the code
20. 20.🧩 In an app, what is your friends list? (a) an input (b) a screen (c) data (d) a button
21. 21.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) show a question (c) confetti effects (d) show the score
22. 22.Which of these happens at the build stage? (a) sketch the screens (b) connect the data (c) put it on an app store (d) share the download link
23. 23.⚙️ In an app, is a pop-up message an input, processing or an output? (a) processing (b) output (c) input
24. 24.🧩 What does a button do when you tap it? (a) starts an action (b) shows the time (c) saves the battery (d) changes the phone
25. 25.🧩 Which of these is a button on this screen?
    [title] Add Homework
    [button] Send
    [button] Save
    [text box] City (a) City (b) Save
26. 26.⚙️ In an app, is speaking a command an input, processing or an output? (a) output (b) processing (c) input
27. 27.True or false: a homework planner is the best fit for a student who keeps forgetting due dates. (a) True (b) False
28. 28.🧩 Which part lets the user give the app information? (a) an input (b) a title (c) a logo (d) an icon
29. 29.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) share tasks to friends (b) add a homework task (c) earn stickers (d) pick a theme colour
30. 30.🎯 What is a user need? (a) a problem a user has (b) a type of button (c) a colour theme (d) a phone setting
31. 31.🔍 Which is the odd one out? (a) let friends try it (b) try every button (c) write the code (d) write down the bugs
32. 32.⚙️ In an app, is typing your age an input, processing or an output? (a) processing (b) input (c) output
33. 33.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 46; // 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 2 (b) line 4 (c) line 3 (d) line 1
34. 34.Which of these happens at the idea stage? (a) pick the features (b) put it on an app store (c) talk to possible users (d) sketch the screens
35. 35.True or false: a big-text reader is the best fit for a reader who finds small print hard. (a) True (b) False
36. 36.🔢 After an app is released, which comes first: “list what to fix” or “read user reviews”? (a) list what to fix (b) read user reviews
37. 37.🗒️ Version 1 of a bus tracker must be ready in 4 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 1 days
    pick your bus stop: 2 days
38. 38.True or false: an app is installed on a phone. (a) False (b) True
39. 39.🔍 Which is the odd one out? (a) speaking a command (b) typing your age (c) taking a photo (d) adding up a bill
40. 40.🧑 Who is an app really made for? (a) its coder only (b) its charger (c) its icon (d) its users

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