App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 64 · 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: a website opens from a link. (a) True (b) False
2. 2.🗒️ 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) set a due date (d) earn stickers
3. 3.Which of these is an output? (a) sorting the scores (b) a result on screen (c) taking a photo (d) speaking a command
4. 4.⚙️ Which line does the processing (works out the answer)?
   line 1: let km = 14; // typed by the user
   line 2: let metres = km * 1000;
   line 3: show(metres); (a) line 2 (b) line 3 (c) line 1
5. 5.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) see where the bus is (b) a dark mode (c) rate the driver (d) change the bus icon
6. 6.🧩 Which input is best for choosing a volume level? (a) a text box (b) a switch (c) a title (d) a slider
7. 7.🔍 Which is the odd one out? (a) a racing challenge (b) a word battle (c) a puzzle with levels (d) a calculator
8. 8.⚙️ What number does this app show?
   let price = 15; // typed by the user
   let qty = 3; // typed by the user
   let total = price * qty;
   show(total);
9. 9.🗒️ Version 1 of a pocket-money tracker must be ready in 10 days. How many days are left for extras after the must-haves?
   add money received: 3 days
   add money spent: 3 days
   show the balance: 3 days
10. 10.True or false: a blank grey screen solves no real problem. (a) False (b) True
11. 11.True or false: taking a photo is an output. (a) False (b) True
12. 12.📅 An app team plans for 4 days, builds for 5 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
13. 13.⚙️ What number does this app show?
    let price = 75; // typed by the user
    let qty = 6; // typed by the user
    let total = price * qty;
    show(total);
14. 14.📅 An app team plans for 3 days, builds for 9 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
15. 15.🧩 What does a button do when you tap it? (a) shows the time (b) changes the phone (c) starts an action (d) saves the battery
16. 16.🗒️ Version 1 of a homework planner must be ready in 9 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
17. 17.🗒️ What is a must-have feature? (a) a nice extra (b) a colour theme (c) a sound effect (d) one the app cannot skip
18. 18.📱 Which one has a home-screen icon: an app or a website? (a) a website (b) an app
19. 19.Which of these is a button? (a) the home page of an app (b) a box to type a name (c) tap to Save (d) today’s step count
20. 20.🧩 In an app, what is tap to Save? (a) a button (b) a screen (c) data (d) an input
21. 21.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
22. 22.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
23. 23.Which of these app ideas solves no real problem? (a) a blank grey screen (b) a library due-date alert (c) a lost-and-found board (d) a medicine reminder
24. 24.Which of these is a screen? (a) today’s step count (b) a slider for volume (c) the home page of an app (d) tap to Start
25. 25.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 50; // typed by the user
    line 2: let qty = 5; // typed by the user
    line 3: let total = price * qty;
    line 4: show(total); (a) line 1 (b) line 4 (c) line 2 (d) line 3
26. 26.🧩 In an app, what is tap to Send? (a) an input (b) data (c) a screen (d) a button
27. 27.🎯 Is this a user need or a feature: a dark mode switch? (a) a feature (b) a user need
28. 28.Which of these is a user need? (a) “I forget my homework” (b) a reminder alarm (c) a search bar (d) a dark mode switch
29. 29.🔢 After an app is released, which comes first: “read user reviews” or “fix and improve”? (a) read user reviews (b) fix and improve
30. 30.True or false: a page of random dots solves no real problem. (a) False (b) True
31. 31.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting birthdays: 11 votes
    wasting pocket money: 10 votes
    forgetting homework: 22 votes
32. 32.True or false: a website comes from an app store. (a) False (b) True
33. 33.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) export to a file (b) add money spent (c) show the balance (d) add money received
34. 34.💡 Does an app idea like a free study-room finder solve a real problem? (a) No (b) Yes
35. 35.Which of these is an input? (a) taking a photo (b) sorting the scores (c) adding up a bill (d) a result on screen
36. 36.Which of these is true of a website? (a) opens in a web browser (b) is installed on a phone (c) has a home-screen icon (d) comes from an app store
37. 37.🔍 Which is the odd one out? (a) a spelling coach (b) a torch (c) a flashcard trainer (d) a times-table quiz
38. 38.True or false: a website has a home-screen icon. (a) False (b) True
39. 39.Which of these is processing? (a) working out a tip (b) a buzz (vibration) (c) typing your age (d) a result on screen
40. 40.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) share your streak (b) set a reminder time (c) water animations (d) custom alert sounds

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