App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 137 · 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 water reminder is the best fit for a child saving up for a cycle. (a) True (b) False
2. 2.Which of these is true of an app? (a) opens from a link (b) comes from an app store (c) has a web address (d) opens in a web browser
3. 3.🔢 After an app is released, which comes FIRST? (a) test it again (b) release an update (c) read user reviews (d) list what to fix
4. 4.🧩 Which part lets the user give the app information? (a) an icon (b) a title (c) an input (d) a logo
5. 5.🧩 In an app, what is the log-in page? (a) a screen (b) data (c) a button (d) an input
6. 6.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “missing the bus”?
   losing water bottles: 20 votes
   forgetting birthdays: 22 votes
   missing the bus: 12 votes
7. 7.Which of these is a screen? (a) your saved notes (b) your high score (c) the home page of an app (d) tap to Send
8. 8.True or false: a library due-date alert solves a real problem. (a) True (b) False
9. 9.👥 A school app has 65 students, 75 teachers and 270 parents as users. How many users does it have in all?
10. 10.⚙️ Which line does the processing (works out the answer)?
    line 1: let price = 75; // 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 4 (b) line 3 (c) line 1 (d) line 2
11. 11.🔍 Which is the odd one out? (a) an alarm clock (b) a flashcard trainer (c) a times-table quiz (d) a spelling coach
12. 12.⚙️ In an app, is a beep sound an input, processing or an output? (a) output (b) input (c) processing
13. 13.Which of these is true of an app? (a) needs no installing (b) has a web address (c) opens in a web browser (d) is installed on a phone
14. 14.📊 Survey: which problem bugs you most? How many students voted in all?
    forgetting birthdays: 4 votes
    wasting pocket money: 22 votes
    no quiet study place: 24 votes
15. 15.Which of these is true of an app? (a) opens from a link (b) has a web address (c) opens in a web browser (d) has a home-screen icon
16. 16.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Order Snacks
    [button] Back
    [text box] City
    [button] Start
    [text box] Subject
    [slider] Volume
17. 17.⚙️ What number does this app show?
    let price = 600; // typed by the user
    let off = 10; // typed by the user
    let pay = price - off;
    show(pay);
18. 18.True or false: an app that just says hi solves no real problem. (a) True (b) False
19. 19.📊 Survey: which problem bugs you most? How many more votes did “losing water bottles” get than “wasting pocket money”?
    losing water bottles: 25 votes
    wasting pocket money: 4 votes
    no quiet study place: 12 votes
20. 20.🗂️ What kind of app is a water reminder? (a) a learning app (b) a health app (c) a tool app (d) a game
21. 21.📅 An app team plans for 5 days, builds for 5 days, tests for 1 days and releases on 1 more day. How many days does the whole project take?
22. 22.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Sign Up
    [button] Help
    [text box] City
    [button] Start
    [slider] Volume
    [text box] Subject
    [button] Back
    [text box] Age
23. 23.📱 Which one has a home-screen icon: an app or a website? (a) an app (b) a website
24. 24.🗒️ 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) pick your bus stop (d) change the bus icon
25. 25.🗒️ When should nice-to-have features be built? (a) on day one (b) after the must-haves (c) never (d) before anything
26. 26.⚙️ In an app, is tapping a button an input, processing or an output? (a) processing (b) output (c) input
27. 27.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
    [title] Add Homework
    [text box] Phone
    [button] Next
    [switch] Remind me
28. 28.🔢 After an app is released, which comes LAST? (a) read user reviews (b) test it again (c) release an update (d) fix and improve
29. 29.💡 An app that tries to do everything at once is usually ___. (a) finished fast (b) easy to build (c) hard to use (d) very small
30. 30.🗒️ Version 1 of a bus tracker must be ready in 6 days. How many days are left for extras after the must-haves?
    see where the bus is: 1 days
    show arrival time: 1 days
    pick your bus stop: 2 days
31. 31.💡 Which app idea solves this problem: projects pile up at once? (a) a medicine reminder (b) a study-room finder (c) a lost-and-found board (d) a homework planner
32. 32.🎯 Which app would help this user most: a grandparent with weak eyesight? (a) a recipe finder (b) a homework planner (c) a bus tracker (d) a big-text reader
33. 33.🔍 Which is the odd one out? (a) a puzzle with levels (b) a sleep tracker (c) a water reminder (d) a step counter
34. 34.🔍 Which is the odd one out? (a) a result on screen (b) checking a password (c) a buzz (vibration) (d) a pop-up message
35. 35.🗒️ Version 1 of a water reminder must be ready in 15 days. How many days are left for extras after the must-haves?
    set a reminder time: 4 days
    log a glass of water: 3 days
    see today’s total: 5 days
36. 36.📱 Where do people usually download phone apps from? (a) an app store (b) a charger (c) a web server (d) a printer
37. 37.🔍 Which is the odd one out? (a) a unit converter (b) a flashcard trainer (c) a spelling coach (d) a times-table quiz
38. 38.True or false: you put it on an app store at the release stage. (a) False (b) True
39. 39.True or false: a recipe finder is the best fit for a teen learning to make snacks. (a) False (b) True
40. 40.💡 Does an app idea like a bill splitter solve a real problem? (a) Yes (b) No

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