App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 806 · 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.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
   [title] New Note
   [button] Help
   [button] Send
   [text box] Phone
   [button] Cancel
   [text box] Age
2. 2.True or false: a pop-up message is an output. (a) True (b) False
3. 3.📅 An app team plans for 5 days, builds for 6 days, tests for 1 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
4. 4.True or false: a water reminder is a health app. (a) False (b) True
5. 5.True or false: an app opens in a web browser. (a) False (b) True
6. 6.True or false: a sleep tracker is a health app. (a) False (b) True
7. 7.Which of these is data? (a) tap to Save (b) tap to Send (c) a switch for dark mode (d) your friends list
8. 8.True or false: tap to Send is data. (a) True (b) False
9. 9.📅 An app team plans for 3 days, builds for 6 days, tests for 3 days and releases on 1 more day. How many more days does building take than testing?
10. 10.🗒️ You are planning version 1 of a pocket-money tracker. Which feature is a MUST-HAVE? (a) pie-chart colours (b) savings stickers (c) show the balance (d) export to a file
11. 11.📅 An app team plans for 5 days, builds for 8 days, tests for 2 days and releases on 1 more day. Planning starts on day 1. On which day does building finish?
12. 12.Which of these app ideas solves no real problem? (a) a medicine reminder (b) a bill splitter (c) a button with no action (d) a lost-and-found board
13. 13.🔍 Which is the odd one out? (a) pick the features (b) talk to possible users (c) spot a problem to solve (d) list what users need
14. 14.🔍 Which is the odd one out? (a) a sleep tracker (b) a step counter (c) a flashcard trainer (d) a water reminder
15. 15.📲 What happens when you tap an app’s icon? (a) the app is deleted (b) the sound turns off (c) the app opens (d) the phone charges
16. 16.🧩 What do we call one full page of an app? (a) a screen (b) a cable (c) a battery (d) a variable
17. 17.🗒️ What is a must-have feature? (a) a sound effect (b) a nice extra (c) a colour theme (d) one the app cannot skip
18. 18.💡 Which app idea solves this problem: pupils forget due dates? (a) a medicine reminder (b) a homework planner (c) a bill splitter (d) a lost-and-found board
19. 19.🔢 When you make an app, what comes right after “plan the screens”? (a) test the app (b) build the app (c) get an idea (d) release it
20. 20.True or false: a website needs no installing. (a) False (b) True
21. 21.True or false: speaking a command is an output. (a) False (b) True
22. 22.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) set a due date (b) pick a theme colour (c) share tasks to friends (d) earn stickers
23. 23.True or false: a unit converter is a learning app. (a) True (b) False
24. 24.🗒️ You are planning version 1 of a quiz app. Which feature can WAIT for a later version? (a) check the answer (b) show a question (c) show the score (d) an avatar shop
25. 25.⚙️ What number does this app show?
    let bill = 198; // typed by the user
    let friends = 3; // typed by the user
    let share = bill / friends;
    show(share);
26. 26.⚙️ Which line does the processing (works out the answer)?
    line 1: let bill = 126; // 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 3 (b) line 1 (c) line 2 (d) line 4
27. 27.👥 A clinic app has 105 patients, 280 doctors and 130 nurses as users. How many users does it have in all?
28. 28.📱 Which one comes from an app store: an app or a website? (a) an app (b) a website
29. 29.🧩 In an app, what is tap to Send? (a) an input (b) a screen (c) a button (d) data
30. 30.📱 Which one needs no installing: an app or a website? (a) an app (b) a website
31. 31.True or false: you connect the data at the release stage. (a) False (b) True
32. 32.💡 How can you check that people really have the problem? (a) pick a colour (b) just guess (c) ask possible users (d) copy another app
33. 33.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) show arrival time (b) see where the bus is (c) change the bus icon (d) pick your bus stop
34. 34.👥 A library app has 240 readers, 165 librarians and 120 volunteers as users. How many users does it have in all?
35. 35.Which of these happens at the test stage? (a) pick the features (b) connect the data (c) write down the bugs (d) write the store text
36. 36.True or false: adding up a bill is an input. (a) True (b) False
37. 37.Which of these app ideas solves a real problem? (a) a page of random dots (b) a button with no action (c) a blank grey screen (d) a lost-and-found board
38. 38.🧩 In an app, what is the game-over page? (a) a button (b) an input (c) a screen (d) data
39. 39.🔍 Which is the odd one out? (a) speaking a command (b) tapping a button (c) a buzz (vibration) (d) taking a photo
40. 40.👥 A clinic app has 290 patients, 70 doctors and 160 nurses as users. How many users does it have in all?

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