App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 793 · 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.🔍 Which is the odd one out? (a) a puzzle with levels (b) a water reminder (c) a racing challenge (d) a cricket run chase
2. 2.👥 A school app has 170 students, 45 teachers and 35 parents as users. How many users does it have in all?
3. 3.👥 A cricket club app has 195 players, 105 coaches and 280 fans as users. Which user group is the biggest? (a) coaches (b) players (c) fans
4. 4.Which of these app ideas solves a real problem? (a) a library due-date alert (b) a button with no action (c) a page of random dots (d) an app that just says hi
5. 5.🛠️ At which stage do you spot a problem to solve? (a) the plan stage (b) the test stage (c) the build stage (d) the idea stage
6. 6.True or false: checking a password is an output. (a) True (b) False
7. 7.🧩 Which of these is a button on this screen?
   [title] Edit Profile
   [button] Save
   [text box] Subject
   [button] Done
   [switch] Sound
   [button] Start (a) Subject (b) Start (c) Sound
8. 8.⚙️ In an app, is checking a password an input, processing or an output? (a) input (b) output (c) processing
9. 9.🧩 Which input is best for choosing a volume level? (a) a text box (b) a switch (c) a slider (d) a title
10. 10.🗒️ Version 1 of a pocket-money tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    add money received: 1 days
    add money spent: 4 days
    show the balance: 4 days
11. 11.🗂️ What kind of app is an alarm clock? (a) a health app (b) a game (c) a learning app (d) a tool app
12. 12.🗒️ You are planning version 1 of a pocket-money tracker. Which feature can WAIT for a later version? (a) savings stickers (b) show the balance (c) add money spent (d) add money received
13. 13.🗒️ Version 1 of a quiz app must be ready in 13 days. How many days are left for extras after the must-haves?
    show a question: 3 days
    check the answer: 2 days
    show the score: 2 days
14. 14.🗒️ You are planning version 1 of a bus tracker. Which feature is a MUST-HAVE? (a) pick your bus stop (b) a dark mode (c) rate the driver (d) change the bus icon
15. 15.Which of these is true of a website? (a) has a home-screen icon (b) needs no installing (c) is installed on a phone (d) updates from the store
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [text box] City
    [button] Back
    [text box] Due date
17. 17.🔍 Which is the odd one out? (a) talk to possible users (b) sketch the screens (c) pick the features (d) draw the user flow
18. 18.👥 A school app has 75 students, 290 teachers and 80 parents as users. How many users does it have in all?
19. 19.Which of these is an input? (a) a beep sound (b) speaking a command (c) a pop-up message (d) adding up a bill
20. 20.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 200; // typed by the user
    line 2: let off = 10; // 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
21. 21.True or false: you add the buttons at the release stage. (a) True (b) False
22. 22.💡 Does an app idea like a bill splitter solve a real problem? (a) No (b) Yes
23. 23.Which of these is true of a website? (a) opens from a link (b) is installed on a phone (c) has a home-screen icon (d) updates from the store
24. 24.🗒️ What is a must-have feature? (a) a sound effect (b) a nice extra (c) one the app cannot skip (d) a colour theme
25. 25.True or false: a free study-room finder solves a real problem. (a) False (b) True
26. 26.True or false: an app has a web address. (a) True (b) False
27. 27.🔢 After an app is released, what comes right after “list what to fix”? (a) fix and improve (b) read user reviews (c) release an update (d) test it again
28. 28.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 150; // 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 4 (c) line 1 (d) line 2
29. 29.🧩 In an app, what is tap to go Next? (a) data (b) a button (c) an input (d) a screen
30. 30.True or false: tap to Send is a button. (a) True (b) False
31. 31.🗂️ What kind of app is a torch? (a) a tool app (b) a game (c) a health app (d) a learning app
32. 32.🛠️ At which stage do you connect the data? (a) the release stage (b) the idea stage (c) the test stage (d) the build stage
33. 33.🔢 After an app is released, what comes right after “read user reviews”? (a) list what to fix (b) fix and improve (c) test it again (d) release an update
34. 34.👥 A school app has 65 students, 255 teachers and 160 parents as users. How many users does it have in all?
35. 35.🗒️ You are planning version 1 of a bus tracker. Which feature can WAIT for a later version? (a) see where the bus is (b) show arrival time (c) pick your bus stop (d) a dark mode
36. 36.🎯 What is the best first step to learn what users need? (a) pick the colours (b) guess on your own (c) ask and watch users (d) write the code
37. 37.🔍 Which is the odd one out? (a) try every button (b) write down the bugs (c) let friends try it (d) list what users need
38. 38.True or false: a beep sound is an output. (a) False (b) True
39. 39.👥 A school app has 300 students, 275 teachers and 265 parents as users. Which user group is the biggest? (a) teachers (b) students (c) parents
40. 40.True or false: a website opens in a web browser. (a) False (b) True

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