App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 731 · 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.🛠️ At which stage do you sketch the screens? (a) the idea stage (b) the build stage (c) the plan stage (d) the release stage
2. 2.Which of these is true of an app? (a) has a web address (b) has a home-screen icon (c) opens from a link (d) opens in a web browser
3. 3.🧩 In an app, what is the log-in page? (a) an input (b) a button (c) data (d) a screen
4. 4.🗒️ You are planning version 1 of a water reminder. Which feature is a MUST-HAVE? (a) custom alert sounds (b) water animations (c) share your streak (d) see today’s total
5. 5.⚙️ In an app, is typing your age an input, processing or an output? (a) output (b) processing (c) input
6. 6.⚙️ In an app, is taking a photo an input, processing or an output? (a) processing (b) input (c) output
7. 7.🗂️ What kind of app is a word battle? (a) a game (b) a learning app (c) a tool app (d) a health app
8. 8.📱 The word “app” is short for ___. (a) application (b) appointment (c) apparatus (d) appetite
9. 9.🎯 Is this a user need or a feature: a reminder alarm? (a) a user need (b) a feature
10. 10.🗒️ When should nice-to-have features be built? (a) after the must-haves (b) never (c) on day one (d) before anything
11. 11.🔍 Which is the odd one out? (a) a buzz (vibration) (b) a beep sound (c) tapping a button (d) a result on screen
12. 12.True or false: a website comes from an app store. (a) True (b) False
13. 13.🧩 In an app, what is tap to Start? (a) a button (b) an input (c) a screen (d) data
14. 14.👥 A school app has 80 students, 45 teachers and 200 parents as users. How many more students than teachers are there?
15. 15.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 410; // typed by the user
    line 2: let off = 30; // typed by the user
    line 3: let pay = price - off;
    line 4: show(pay); (a) line 4 (b) line 1 (c) line 2 (d) line 3
16. 16.True or false: a flashcard trainer is a game. (a) False (b) True
17. 17.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
18. 18.True or false: an app is installed on a phone. (a) True (b) False
19. 19.🎯 Who are the users of an app? (a) the app icons (b) only the testers (c) only the coders (d) the people who use it
20. 20.🎯 What is a user need? (a) a type of button (b) a colour theme (c) a phone setting (d) a problem a user has
21. 21.True or false: you write down the bugs at the test stage. (a) False (b) True
22. 22.🧩 How many buttons does this app screen have?
    [title] New Note
    [text box] Subject
    [slider] Volume
    [button] Save
    [button] Help
23. 23.👥 A clinic app has 60 patients, 105 doctors and 145 nurses as users. How many users does it have in all?
24. 24.👥 A library app has 25 readers, 190 librarians and 60 volunteers as users. How many more librarians than volunteers are there?
25. 25.👥 A clinic app has 265 patients, 85 doctors and 185 nurses as users. How many users does it have in all?
26. 26.⚙️ What number does this app show?
    let bill = 312; // typed by the user
    let friends = 4; // typed by the user
    let share = bill / friends;
    show(share);
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Edit Profile
    [button] Help
    [text box] City
    [switch] Sound
28. 28.Which of these is true of an app? (a) opens in a web browser (b) needs no installing (c) has a web address (d) updates from the store
29. 29.🎯 Which app would help this user most: a cook with no idea for dinner? (a) a homework planner (b) a pocket-money tracker (c) a big-text reader (d) a recipe finder
30. 30.🧩 How many buttons does this app screen have?
    [title] Order Snacks
    [button] Start
    [text box] Email
    [switch] Dark mode
    [slider] Text size
31. 31.📅 An app team plans for 2 days, builds for 4 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
32. 32.Which of these is an input? (a) working out a tip (b) a beep sound (c) taking a photo (d) checking a password
33. 33.Which of these is an input? (a) a slider for volume (b) tap to Send (c) tap to Start (d) the game-over page
34. 34.👥 A clinic app has 150 patients, 65 doctors and 215 nurses as users. How many more patients than doctors are there?
35. 35.🛠️ At which stage do you write the store text? (a) the build stage (b) the idea stage (c) the test stage (d) the release stage
36. 36.🎯 Why learn about users before you build? (a) to make it longer (b) to pick a logo (c) to slow it down (d) to build what they need
37. 37.🗂️ What kind of app is an alarm clock? (a) a health app (b) a learning app (c) a game (d) a tool app
38. 38.Which of these is processing? (a) a beep sound (b) checking a password (c) a result on screen (d) taking a photo
39. 39.💡 Does an app idea like a blank grey screen solve a real problem? (a) Yes (b) No
40. 40.📅 An app team plans for 2 days, builds for 7 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?

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