App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 824 · 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.📅 An app team plans for 3 days, builds for 4 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
2. 2.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) a dark mode (c) show arrival time (d) pick your bus stop
3. 3.Which of these is a feature? (a) a share button (b) “I forget my homework” (c) “What should I cook?” (d) “Small text is hard”
4. 4.📴 Which of these can often still work with no internet? (a) an online search (b) a video call (c) an installed app (d) a new website
5. 5.🧩 In an app, what is the settings page? (a) a screen (b) data (c) an input (d) a button
6. 6.🗒️ You are planning version 1 of a water reminder. Which feature can WAIT for a later version? (a) water animations (b) set a reminder time (c) see today’s total (d) log a glass of water
7. 7.⚙️ In an app, is working out a tip an input, processing or an output? (a) processing (b) output (c) input
8. 8.👥 A school app has 105 students, 295 teachers and 140 parents as users. How many more teachers than students are there?
9. 9.🎯 Is this a user need or a feature: a search bar? (a) a feature (b) a user need
10. 10.⚙️ What number does this app show?
    let km = 2; // typed by the user
    let metres = km * 1000;
    show(metres);
11. 11.📅 An app team plans for 5 days, builds for 11 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
12. 12.True or false: a bus tracker is the best fit for a student who often misses the school bus. (a) False (b) True
13. 13.True or false: a lost-and-found board solves no real problem. (a) True (b) False
14. 14.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 60; // typed by the user
    line 2: let qty = 3; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 3 (b) line 2 (c) line 4 (d) line 1
15. 15.True or false: a slider for volume is a button. (a) True (b) False
16. 16.Which of these is an input? (a) checking a password (b) sorting the scores (c) tapping a button (d) adding up a bill
17. 17.🔢 When you make an app, which comes first: “plan the screens” or “build the app”? (a) build the app (b) plan the screens
18. 18.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 370; // typed by the user
    line 2: let off = 50; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 4 (c) line 2 (d) line 3
19. 19.📱 The word “app” is short for ___. (a) appointment (b) apparatus (c) appetite (d) application
20. 20.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) water animations (b) see today’s total (c) share your streak (d) custom alert sounds
21. 21.⚙️ What number does this app show?
    let bill = 132; // typed by the user
    let friends = 2; // typed by the user
    let share = bill / friends;
    show(share);
22. 22.True or false: a slider for volume is data. (a) False (b) True
23. 23.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “forgetting homework”?
    losing water bottles: 12 votes
    forgetting homework: 4 votes
    wasting pocket money: 16 votes
24. 24.👥 A school app has 25 students, 195 teachers and 300 parents as users. Which user group is the biggest? (a) students (b) parents (c) teachers
25. 25.📱 Which one opens in a web browser: an app or a website? (a) a website (b) an app
26. 26.🔍 Which is the odd one out? (a) sorting the scores (b) working out a tip (c) a buzz (vibration) (d) checking a password
27. 27.📅 An app team plans for 2 days, builds for 6 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
28. 28.Which of these is true of an app? (a) has a home-screen icon (b) opens in a web browser (c) has a web address (d) needs no installing
29. 29.🗒️ You are planning version 1 of a homework planner. Which feature can WAIT for a later version? (a) see tasks by day (b) add a homework task (c) share tasks to friends (d) set a due date
30. 30.🗒️ Version 1 of a pocket-money tracker must be ready in 6 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 3 days
    show the balance: 2 days
31. 31.📅 An app team plans for 5 days, builds for 7 days, tests for 2 days and releases on 1 more day. How many days does the whole project take?
32. 32.📅 An app team plans for 2 days, builds for 8 days, tests for 2 days and releases on 1 more day. How many more days does building take than testing?
33. 33.True or false: your saved notes is data. (a) False (b) True
34. 34.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 116; // 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 1 (c) line 3 (d) line 4
35. 35.🧑 Who is an app really made for? (a) its charger (b) its icon (c) its coder only (d) its users
36. 36.Which of these is true of a website? (a) has a home-screen icon (b) is installed on a phone (c) opens from a link (d) updates from the store
37. 37.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 108; // 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
38. 38.💡 Which app idea solves this problem: students cannot find a quiet room? (a) a bill splitter (b) a lost-and-found board (c) a study-room finder (d) a medicine reminder
39. 39.Which of these app ideas solves a real problem? (a) a button with no action (b) a medicine reminder (c) a page of random dots (d) an app that just says hi
40. 40.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting homework: 19 votes
    forgetting birthdays: 6 votes
    no quiet study place: 21 votes

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