ZA | ITP-May | Praise Magidi | Sprint-3 | Module-Structuring-and-Testing-Data

.github/pull_request_template.md

@@ -2,11 +2,11 @@
 
 You must title your PR like this:
 
-COHORT_NAME | FIRST_NAME LAST_NAME | REPO_NAME | WEEK
+REGION | COHORT_NAME | FIRST_NAME LAST_NAME | PROJ_NAME
 
 For example,
 
-NW4 | Carol Owen | HTML-CSS-Module | Week1
+London | May-2025 | Carol Owen | Sprint-1
 
 Complete the task list below this message.
 If your PR is rejected, check the task list.
@@ -18,7 +18,7 @@ If your PR is rejected, check the task list.
 Self checklist
 
 - [ ] I have committed my files one by one, on purpose, and for a reason
-- [ ] I have titled my PR with COHORT_NAME | FIRST_NAME LAST_NAME | REPO_NAME | WEEK 
+- [ ] I have titled my PR with REGION | COHORT_NAME | FIRST_NAME LAST_NAME | PROJ_NAME
 - [ ] I have tested my changes
 - [ ] My changes follow the [style guide](https://curriculum.codeyourfuture.io/guides/contributing/)
 - [ ] My changes meet the [requirements](./README.md) of this task

Sprint-1/1-key-exercises/1-count.js

@@ -4,3 +4,5 @@ count = count + 1;
 
 // Line 1 is a variable declaration, creating the count variable with an initial value of 0
 // Describe what line 3 is doing, in particular focus on what = is doing
+line 3 is assigning another different value to count by adding 1 to its current value. The = is not working like an equalizer it is
+the count value. 

Sprint-1/1-key-exercises/2-initials.js

@@ -5,7 +5,13 @@ let lastName = "Johnson";
 // Declare a variable called initials that stores the first character of each string.
 // This should produce the string "CKJ", but you must not write the characters C, K, or J in the code of your solution.
 
-let initials = ``;
+let initials = firstName[0] + middleName[0] + lastName[0] ;
+
+console.log(initials);
+
+
+
+
 
 // https://www.google.com/search?q=get+first+character+of+string+mdn
 

Sprint-1/1-key-exercises/3-paths.js

@@ -17,7 +17,9 @@ console.log(`The base part of ${filePath} is ${base}`);
 // Create a variable to store the dir part of the filePath variable
 // Create a variable to store the ext part of the variable
 
-const dir = ;
-const ext = ;
+const dir = filePath.slice(0, 49);
+const ext = filePath.slice(-4);
+
+console.log(`The directory of the file path is ${dir} and the extension is ${ext}`)
 
 // https://www.google.com/search?q=slice+mdn

Sprint-1/1-key-exercises/4-random.js

@@ -7,3 +7,9 @@ const num = Math.floor(Math.random() * (maximum - minimum + 1)) + minimum;
 // Try breaking down the expression and using documentation to explain what it means
 // It will help to think about the order in which expressions are evaluated
 // Try logging the value of num and running the program several times to build an idea of what the program is doing
+console.log(num)
+
+When breaking down the expression it starts by the third brackets where maximum - minimum + 1, maximum represents a 
+100 and minimum represents a 1. From there you multiply the answer by Math.random, where a random number between 0 
+and 1 is selected randomly. Another minimum is added to that answer. Now Math.floor rounds the answer to the nearest 
+whole number, and that value is what you get when you run the code.

Sprint-1/2-mandatory-errors/0.js

@@ -1,2 +1,3 @@
 This is just an instruction for the first activity - but it is just for human consumption
-We don't want the computer to run these 2 lines - how can we solve this problem?
+We don't want the computer to run these 2 lines - how can we solve this problem?
+We can make the 2 lines comments by adding two slashes before the sentence

Sprint-1/2-mandatory-errors/1.js

@@ -1,4 +1,6 @@
 // trying to create an age variable and then reassign the value by 1
 
-const age = 33;
+
+let age =33;
 age = age + 1;
+console.log(age)

Sprint-1/2-mandatory-errors/2.js

@@ -3,3 +3,5 @@
 
 console.log(`I was born in ${cityOfBirth}`);
 const cityOfBirth = "Bolton";
+
+It is not working because the const was declared after the console.log

Sprint-1/2-mandatory-errors/3.js

@@ -1,9 +1,14 @@
-const cardNumber = 4533787178994213;
+const cardNumber = "4533787178994213";
 const last4Digits = cardNumber.slice(-4);
+console.log(`Last 4 digits are ${last4Digits}`)
 
 // The last4Digits variable should store the last 4 digits of cardNumber
 // However, the code isn't working
 // Before running the code, make and explain a prediction about why the code won't work
 // Then run the code and see what error it gives.
 // Consider: Why does it give this error? Is this what I predicted? If not, what's different?
 // Then try updating the expression last4Digits is assigned to, in order to get the correct value
+
+//I put my answers into comments because my code was not running when i put them normally because of key words i think.
+//The code will not run because the cardNumber string has no quotation marks also there is no console.log
+//the error I got is that cardNumber.slice is not a function.

Sprint-1/2-mandatory-errors/4.js

@@ -1,2 +1,4 @@
-const 12HourClockTime = "20:53";
-const 24hourClockTime = "08:53";
+const twelveHourClockTime = "20:53";
+const twentyfourhourClockTime = "08:53";
+console.log(twelveHourClockTime)
+console.log(twentyfourhourClockTime)

Sprint-1/3-mandatory-interpret/1-percentage-change.js

@@ -12,11 +12,17 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
+line 4 and 5
 
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
+The error is coming from line 5, I think it is because there is no comma after the first quotation marks. I can fix 
+it by adding the comma between the two quotation marks.
 
 // c) Identify all the lines that are variable reassignment statements
+line 7 and 8
 
 // d) Identify all the lines that are variable declarations
+line 1 and 2
 
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
+It is removing the commas from the String, making the number easier to read

Sprint-1/3-mandatory-interpret/2-time-format.js

@@ -12,14 +12,24 @@ console.log(result);
 // For the piece of code above, read the code and then answer the following questions
 
 // a) How many variable declarations are there in this program?
+6
 
 // b) How many function calls are there?
+1
 
 // c) Using documentation, explain what the expression movieLength % 60 represents
 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators
+So it is a remainder operator it gives the remaining value after 2 numbers are divided, here the values are always
+divided by 60 hence "% 60"
 
 // d) Interpret line 4, what does the expression assigned to totalMinutes mean?
+The length of the movie previously declared in line 1 will be subtracted by the remaining totalMinutes, that value
+will now be divided by 60
 
 // e) What do you think the variable result represents? Can you think of a better name for this variable?
-
+the results represent the exact time a movie lasts in Hours, minutes and seconds respectively. Altenatively i would
+call the variable "Total length of a movie"
+
 // f) Try experimenting with different values of movieLength. Will this code work for all values of movieLength? Explain your answer
+The code does not work for all values I think it is because movieLength is declared as a constant therefore it cannot
+be reassigned another value

Sprint-1/3-mandatory-interpret/3-to-pounds.js

@@ -25,3 +25,10 @@ console.log(`£${pounds}.${pence}`);
 
 // To begin, we can start with
 // 1. const penceString = "399p": initialises a string variable with the value "399p"
+In line 3 the function is subtracting the last string character from the string so its now 399 not 399p
+In line 8 the .padStart is making sure that there is always 3 digits 
+In line 9 they are subtracting the last two characters of the string so its not 399 anymore, only 3
+In line 14 substring is making sure there is always 2 characters and pad.End reinforcing that there only is two 
+characters
+console.log is now showing the final results of how much pounds and pence there is.
+

Sprint-1/4-stretch-explore/chrome.md

@@ -11,8 +11,12 @@ In the Chrome console,
 invoke the function `alert` with an input string of `"Hello world!"`;
 
 What effect does calling the `alert` function have?
+I got a notification pop up saying that the new tab page says Hello World!
 
 Now try invoking the function `prompt` with a string input of `"What is your name?"` - store the return value of your call to `prompt` in an variable called `myName`.
 
 What effect does calling the `prompt` function have?
+It makes a notification pop up
+
 What is the return value of `prompt`?
+myName

Sprint-1/4-stretch-explore/objects.md

@@ -5,12 +5,17 @@ In this activity, we'll explore some additional concepts that you'll encounter i
 Open the Chrome devtools Console, type in `console.log` and then hit enter
 
 What output do you get?
+'console.log'
 
 Now enter just `console` in the Console, what output do you get back?
+console {debug: ƒ, error: ƒ, info: ƒ, log: ƒ, warn: ƒ, …}
 
 Try also entering `typeof console`
 
 Answer the following questions:
 
 What does `console` store?
+detailed information about code and editing options
+
 What does the syntax `console.log` or `console.assert` mean? In particular, what does the `.` mean?
+it means running or testing the code rather the `.` is a way of telling the computer exactly what type of console you are reffering to.

Sprint-2/1-key-errors/0.js

@@ -1,13 +1,20 @@
 // Predict and explain first...
 //  =============> write your prediction here
-
-// call the function capitalise with a string input
+I think the error will be that str has already been declared 
+// call the function capitalize with a string input
 // interpret the error message and figure out why an error is occurring
 
-function capitalise(str) {
-  let str = `${str[0].toUpperCase()}${str.slice(1)}`;
-  return str;
-}
+//function capitalize(str) {
+ // let str = `${str[0].toUpperCase()}${str.slice(1)}`;
+// return str;
+//}
 
 // =============> write your explanation here
+in line 8 they are trying to declare str again
 // =============> write your new code here
+
+function capitalize(str) {
+  let capitalize = `${str[0].toUpperCase()}${str.slice(1)}`;
+ return capitalize;
+}
+console.log(capitalize(`praise`));

Sprint-2/1-key-errors/1.js

@@ -1,8 +1,8 @@
 // Predict and explain first...
 
-// Why will an error occur when this program runs?
+// Why will an error occur when this program runs
 // =============> write your prediction here
-
+the const variable is being declared twice
 // Try playing computer with the example to work out what is going on
 
 function convertToPercentage(decimalNumber) {
@@ -14,7 +14,14 @@ function convertToPercentage(decimalNumber) {
 
 console.log(decimalNumber);
 
-// =============> write your explanation here
 
+// =============> write your explanation here
+because the percentage is being declared twice the code will not run smoothly, console.log(decimalNumber) will crash the program because it's trying to access a variable that only exists inside the function
 // Finally, correct the code to fix the problem
 // =============> write your new code here
+function convertToPercentage(decimalNumber) {
+  const percentage = `${decimalNumber * 100}%`;
+  return percentage;
+}
+
+console.log(convertToPercentage(7.9));

Sprint-2/1-key-errors/2.js

@@ -4,17 +4,24 @@
 // this function should square any number but instead we're going to get an error
 
 // =============> write your prediction of the error here
+We’re going to get an error because function parameters can’t be literal values like 3 — they need to be variable names.
 
-function square(3) {
+function square(3){
     return num * num;
 }
 
 // =============> write the error message here
+SyntaxError: Unexpected number
 
 // =============> explain this error message here
+In JavaScript, function parameters must be valid variable names, not actual values.
 
 // Finally, correct the code to fix the problem
 
 // =============> write your new code here
+function square(num) {
+    const form = num * num;
+    return form;
+}
 
-
+console.log(square(5));

Sprint-2/2-mandatory-debug/0.js

@@ -1,6 +1,7 @@
 // Predict and explain first...
 
 // =============> write your prediction here
+the code is lacking a return statement
 
 function multiply(a, b) {
   console.log(a * b);
@@ -9,6 +10,11 @@ function multiply(a, b) {
 console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`);
 
 // =============> write your explanation here
-
+console.log() just prints, it does not give back a value. The function does not return anything
 // Finally, correct the code to fix the problem
 //  =============> write your new code here
+function multiply(a, b) {
+  return a * b;
+}
+
+console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`); 

Sprint-2/2-mandatory-debug/1.js

@@ -1,6 +1,6 @@
 // Predict and explain first...
 //  =============> write your prediction here
-
+the return statement is not defined 
 function sum(a, b) {
   return;
   a + b;
@@ -9,5 +9,12 @@ function sum(a, b) {
 console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
 
 // =============> write your explanation here
+when you write return; and then go to a new line, it immediately ends the function and ignores everything after it
+
 // Finally, correct the code to fix the problem
 //  =============> write your new code here
+function sum(a, b) {
+  return a + b;
+
+}
+console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);

Sprint-2/2-mandatory-debug/2.js

@@ -2,7 +2,7 @@
 
 // Predict the output of the following code:
 // =============> Write your prediction here
-
+all the output values are going to be 3
 const num = 103;
 
 function getLastDigit() {
@@ -14,11 +14,23 @@ console.log(`The last digit of 105 is ${getLastDigit(105)}`);
 console.log(`The last digit of 806 is ${getLastDigit(806)}`);
 
 // Now run the code and compare the output to your prediction
+my prediction was correct
+
 // =============> write the output here
 // Explain why the output is the way it is
+the num was declared a const value so any other value couldnt work
 // =============> write your explanation here
 // Finally, correct the code to fix the problem
 // =============> write your new code here
+function getLastDigit(num) {
+  return num.toString().slice(-1);
+}
+
+console.log(`The last digit of 42 is ${getLastDigit(42)}`);
+console.log(`The last digit of 105 is ${getLastDigit(105)}`);
+console.log(`The last digit of 806 is ${getLastDigit(806)}`);
+
 
 // This program should tell the user the last digit of each number.
 // Explain why getLastDigit is not working properly - correct the problem
+getLastDigit was not working because there was a constant num value so that value was overriding any other value that was being tested

Sprint-2/3-mandatory-implement/1-bmi.js

@@ -15,5 +15,8 @@
 // It should return their Body Mass Index to 1 decimal place
 
 function calculateBMI(weight, height) {
-    // return the BMI of someone based off their weight and height
-}
+   const bmi = weight / (height * height);// return the BMI of someone based off their weight and height
+   return bmi.toFixed(1);
+}
+
+console.log(`The BMI is ${calculateBMI(144, 1.51)}`);

Sprint-2/3-mandatory-implement/2-cases.js

@@ -14,3 +14,9 @@
 // You will need to come up with an appropriate name for the function
 // Use the MDN string documentation to help you find a solution
 // This might help https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toUpperCase
+
+function snakeCase(text){
+    return text.toUpperCase().replace(/\s+/g, '_');
+}
+
+console.log(snakeCase(`i am praise magidi`));