App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 626 · 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.📱 Where do people usually download phone apps from? (a) a printer (b) a web server (c) a charger (d) an app store
2. 2.📊 Survey: which problem bugs you most? How many students voted in all?
   no quiet study place: 17 votes
   forgetting homework: 12 votes
   missing the bus: 15 votes
3. 3.True or false: you add the buttons at the plan stage. (a) True (b) False
4. 4.🔢 When you make an app, which comes FIRST? (a) test the app (b) plan the screens (c) build the app (d) get an idea
5. 5.🗂️ What kind of app is a sleep tracker? (a) a game (b) a health app (c) a learning app (d) a tool app
6. 6.📊 Survey: which problem bugs you most? Which problem should your app solve first?
   forgetting homework: 22 votes
   losing water bottles: 21 votes
   missing the bus: 12 votes (a) forgetting homework (b) losing water bottles (c) missing the bus
7. 7.True or false: a medicine reminder solves no real problem. (a) True (b) False
8. 8.🗒️ 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) confetti effects (d) check the answer
9. 9.📅 An app team plans for 2 days, builds for 5 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
10. 10.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) add money received (b) savings stickers (c) pie-chart colours (d) export to a file
11. 11.🗒️ Version 1 of a pocket-money tracker must be ready in 13 days. How many days are left for extras after the must-haves?
    add money received: 2 days
    add money spent: 3 days
    show the balance: 3 days
12. 12.🎯 An app for “everyone” with no clear user usually ___. (a) needs no testing (b) wins every prize (c) helps nobody well (d) is easy to build
13. 13.📊 Survey: which problem bugs you most? How many students voted in all?
    missing the bus: 8 votes
    losing water bottles: 7 votes
    forgetting homework: 21 votes
14. 14.True or false: you draw the user flow at the test stage. (a) True (b) False
15. 15.🔢 After an app is released, what comes right after “read user reviews”? (a) test it again (b) release an update (c) list what to fix (d) fix and improve
16. 16.👥 A library app has 220 readers, 160 librarians and 115 volunteers as users. How many more readers than librarians are there?
17. 17.🧩 Which input is best for turning something ON or OFF? (a) a title (b) a switch (c) a text box (d) a slider
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 160; // typed by the user
    line 2: let friends = 4; // typed by the user
    line 3: let share = bill / friends;
    line 4: show(share); (a) line 2 (b) line 3 (c) line 1 (d) line 4
19. 19.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 330; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 2 (b) line 4 (c) line 3 (d) line 1
20. 20.True or false: a beep sound is processing. (a) True (b) False
21. 21.🔍 Which is the odd one out? (a) share the download link (b) write the code (c) put it on an app store (d) write the store text
22. 22.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) pick a theme colour (b) share tasks to friends (c) set a due date (d) earn stickers
23. 23.True or false: taking a photo is an input. (a) True (b) False
24. 24.Which of these is processing? (a) working out a tip (b) a pop-up message (c) typing your age (d) speaking a command
25. 25.🎯 Why learn about users before you build? (a) to build what they need (b) to pick a logo (c) to make it longer (d) to slow it down
26. 26.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [switch] Dark mode
    [button] Done
    [text box] Email
27. 27.🗒️ Version 1 of a bus tracker must be ready in 14 days. How many days are left for extras after the must-haves?
    see where the bus is: 4 days
    show arrival time: 4 days
    pick your bus stop: 5 days
28. 28.💡 Which app idea solves this problem: a patient misses doses? (a) a lost-and-found board (b) a medicine reminder (c) a study-room finder (d) a homework planner
29. 29.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [text box] Subject
    [text box] Phone
    [button] Done
    [text box] Due date
    [switch] Sound
30. 30.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
31. 31.🔔 What is a message an app shows on your lock screen called? (a) a notification (b) a variable (c) a wireframe (d) a web address
32. 32.🔢 After an app is released, which comes LAST? (a) release an update (b) list what to fix (c) read user reviews (d) fix and improve
33. 33.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 21 votes
    losing water bottles: 3 votes
    forgetting homework: 20 votes (a) forgetting homework (b) losing water bottles (c) forgetting birthdays
34. 34.🗒️ A to-do app with no “add a task” feature is ___. (a) well planned (b) a nice extra (c) ready to release (d) missing a must-have
35. 35.🗂️ What kind of app is a spelling coach? (a) a learning app (b) a game (c) a tool app (d) a health app
36. 36.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) savings stickers (b) pie-chart colours (c) show the balance (d) export to a file
37. 37.🛠️ At which stage do you pick the features? (a) the idea stage (b) the build stage (c) the test stage (d) the plan stage
38. 38.🔢 When you make an app, what comes right after “test the app”? (a) build the app (b) get an idea (c) release it (d) plan the screens
39. 39.🔢 After an app is released, which comes first: “list what to fix” or “release an update”? (a) list what to fix (b) release an update
40. 40.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) pick your bus stop (b) a dark mode (c) see where the bus is (d) show arrival time

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students