App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 733 · 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.🗒️ 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) add a homework task (d) earn stickers
2. 2.📊 Survey: which problem bugs you most? How many students voted in all?
   wasting pocket money: 24 votes
   missing the bus: 16 votes
   losing water bottles: 18 votes
3. 3.⚙️ In an app, is sorting the scores an input, processing or an output? (a) input (b) output (c) processing
4. 4.Which of these is true of an app? (a) opens from a link (b) opens in a web browser (c) has a web address (d) has a home-screen icon
5. 5.🗒️ Version 1 of a bus tracker must be ready in 17 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: 3 days
6. 6.🎯 Is this a user need or a feature: “I forget my homework”? (a) a feature (b) a user need
7. 7.Which of these is an input? (a) a slider for volume (b) tap to go Next (c) the settings page (d) the home page of an app
8. 8.🧩 How many buttons does this app screen have?
   [title] Order Snacks
   [button] Start
   [button] Help
   [text box] Due date
9. 9.True or false: a box to type a name is a screen. (a) True (b) False
10. 10.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 280; // typed by the user
    line 2: let off = 20; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 1 (b) line 2 (c) line 3 (d) line 4
11. 11.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 300; // typed by the user
    line 2: let off = 40; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 3 (b) line 2 (c) line 1 (d) line 4
12. 12.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) processing (c) input
13. 13.👥 A cricket club app has 230 players, 295 coaches and 95 fans as users. How many more coaches than fans are there?
14. 14.📱 Which one updates from the store: an app or a website? (a) an app (b) a website
15. 15.👥 A school app has 135 students, 295 teachers and 20 parents as users. Which user group is the biggest? (a) parents (b) students (c) teachers
16. 16.🔍 Which is the odd one out? (a) working out a tip (b) tapping a button (c) taking a photo (d) typing your age
17. 17.🗒️ Version 1 of a water reminder must be ready in 11 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 4 days
    see today’s total: 2 days
18. 18.True or false: adding up a bill is processing. (a) False (b) True
19. 19.True or false: you share the download link at the build stage. (a) True (b) False
20. 20.🧩 How many buttons does this app screen have?
    [title] New Note
    [slider] Text size
    [button] Start
    [text box] Name
21. 21.🗒️ Version 1 of a water reminder must be ready in 12 days. How many days are left for extras after the must-haves?
    set a reminder time: 1 days
    log a glass of water: 2 days
    see today’s total: 3 days
22. 22.🧩 What does a button do when you tap it? (a) shows the time (b) saves the battery (c) starts an action (d) changes the phone
23. 23.🗂️ What kind of app is a times-table quiz? (a) a learning app (b) a health app (c) a game (d) a tool app
24. 24.🗒️ When should nice-to-have features be built? (a) on day one (b) after the must-haves (c) never (d) before anything
25. 25.💡 Which app idea solves this problem: Grandpa forgets his tablets? (a) a lost-and-found board (b) a bill splitter (c) a medicine reminder (d) a homework planner
26. 26.📱 Which one opens from a link: an app or a website? (a) an app (b) a website
27. 27.True or false: speaking a command is processing. (a) True (b) False
28. 28.True or false: typing your age is an output. (a) True (b) False
29. 29.🎯 A short made-up profile of a typical user is called a ___. (a) protocol (b) password (c) persona (d) pixel
30. 30.🛠️ At which stage do you put it on an app store? (a) the test stage (b) the build stage (c) the release stage (d) the plan stage
31. 31.True or false: you pick the features at the release stage. (a) True (b) False
32. 32.🗒️ A to-do app with no “add a task” feature is ___. (a) missing a must-have (b) a nice extra (c) ready to release (d) well planned
33. 33.📱 Where do people usually download phone apps from? (a) a printer (b) a charger (c) a web server (d) an app store
34. 34.🧩 Which input is best for choosing a volume level? (a) a text box (b) a switch (c) a slider (d) a title
35. 35.Which of these app ideas solves a real problem? (a) a page of random dots (b) a blank grey screen (c) a medicine reminder (d) an app that just says hi
36. 36.True or false: a library due-date alert solves no real problem. (a) False (b) True
37. 37.📅 An app team plans for 2 days, builds for 4 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
38. 38.⚙️ What number does this app show?
    let bill = 93; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
39. 39.🗒️ 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) pick a theme colour (d) see tasks by day
40. 40.📱 Which one needs no installing: an app or a website? (a) an app (b) a website

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