App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 831 · 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: checking a password is processing. (a) False (b) True
2. 2.🛠️ At which stage do you put it on an app store? (a) the release stage (b) the idea stage (c) the build stage (d) the test stage
3. 3.True or false: you draw the user flow at the plan stage. (a) True (b) False
4. 4.Which of these is true of a website? (a) is installed on a phone (b) updates from the store (c) has a home-screen icon (d) opens from a link
5. 5.🧩 Which of these is a button on this screen?
   [title] Add Homework
   [text box] Age
   [button] Save
   [text box] City
   [switch] Remind me (a) Remind me (b) City (c) Age (d) Save
6. 6.💡 Which is a problem statement? (a) “Use blue buttons” (b) “Kids forget homework” (c) “Add a logo” (d) “Make it fast”
7. 7.📅 An app team plans for 5 days, builds for 4 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
8. 8.Which of these is a user need? (a) a dark mode switch (b) a share button (c) a search bar (d) “What should I cook?”
9. 9.True or false: you spot a problem to solve at the idea stage. (a) True (b) False
10. 10.Which of these is a feature? (a) a share button (b) “I forget my homework” (c) “I keep missing the bus” (d) “Small text is hard”
11. 11.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) earn stickers (c) share tasks to friends (d) add a homework task
12. 12.Which of these is true of an app? (a) needs no installing (b) has a web address (c) comes from an app store (d) opens in a web browser
13. 13.True or false: you spot a problem to solve at the release stage. (a) True (b) False
14. 14.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
15. 15.🔍 Which is the odd one out? (a) connect the data (b) write the code (c) try every button (d) add the buttons
16. 16.📅 An app team plans for 2 days, builds for 9 days, tests for 3 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
17. 17.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) a dark mode (b) pick your bus stop (c) change the bus icon (d) rate the driver
18. 18.🗒️ 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: 1 days
    set a due date: 3 days
    see tasks by day: 3 days
19. 19.👥 A school app has 215 students, 290 teachers and 20 parents as users. How many more students than parents are there?
20. 20.🎯 Is this a user need or a feature: “Small text is hard”? (a) a feature (b) a user need
21. 21.🔍 Which is the odd one out? (a) a calculator (b) a torch (c) a unit converter (d) a puzzle with levels
22. 22.📱 Where do people usually download phone apps from? (a) an app store (b) a web server (c) a charger (d) a printer
23. 23.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Settings
    [button] Cancel
    [text box] Email
    [text box] Age
    [slider] Volume
24. 24.⚙️ In an app, is taking a photo an input, processing or an output? (a) input (b) processing (c) output
25. 25.🗒️ In MVP, the M stands for ___. (a) mobile (b) music (c) minimum (d) maximum
26. 26.Which of these is an input? (a) a beep sound (b) working out a tip (c) checking a password (d) taking a photo
27. 27.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “forgetting birthdays”?
    losing water bottles: 25 votes
    no quiet study place: 21 votes
    forgetting birthdays: 14 votes
28. 28.True or false: a slider for volume is a button. (a) True (b) False
29. 29.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) set a due date (b) add a homework task (c) see tasks by day (d) share tasks to friends
30. 30.True or false: a recipe finder is the best fit for a cook with no idea for dinner. (a) True (b) False
31. 31.🧩 Scores, notes and settings that an app keeps are called ___. (a) data (b) buttons (c) tabs (d) screens
32. 32.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 6 votes
    no quiet study place: 23 votes
    losing water bottles: 20 votes (a) losing water bottles (b) missing the bus (c) no quiet study place
33. 33.🗒️ Version 1 of a quiz app must be ready in 12 days. How many days are left for extras after the must-haves?
    show a question: 2 days
    check the answer: 2 days
    show the score: 4 days
34. 34.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) export to a file (c) add money received (d) pie-chart colours
35. 35.⚙️ In an app, is sorting the scores an input, processing or an output? (a) processing (b) output (c) input
36. 36.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 5; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 1 (c) line 3
37. 37.⚙️ What number does this app show?
    let bill = 42; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
38. 38.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) input (c) processing
39. 39.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [switch] Dark mode
    [text box] Email
    [button] Help
    [text box] Age
40. 40.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [button] Cancel
    [button] Done
    [text box] Name
    [text box] City
    [button] Back

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