fixed answers for 1-count.js, 4-random.js, and 0.js, 1.js, 2.js, 3.js in 2-mandatory-errors. 2-mandatory-errors, original bugs are fixed.

Author: leerogerfn

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

@@ -5,5 +5,5 @@ 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
 
-= mean assignment operator. Computer will calculate the result of "count + 1" and update the variable with the result.
-In this question, variable "count" changed from 0 to 1.
+//= mean assignment operator. Computer will calculate the result of "count + 1" and update the variable with the result.
+//In this question, variable "count" changed from 0 to 1.

Sprint-2/1-key-exercises/4-random.js

@@ -10,7 +10,7 @@ const num = Math.floor(Math.random() * (maximum - minimum + 1)) + minimum;
 
 console.log(num)
 
-math.floor is round down the number returns to largest integer less than or equal to a given number.
-math.random() could generate the number from 0 to <1 b random.
-maximum refer to 100 and minimum refer to 0.
-The calculation of num is different everytime because of math.random()
+//math.floor is round down the number returns to largest integer less than or equal to a given number.
+//math.random() could generate the number from 0 to <1 b random.
+//maximum refer to 100 and minimum refer to 0.
+//The calculation of num is different everytime because of math.random()

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

@@ -1,4 +1,4 @@
 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?
 
-adding // before the lines. 
+//adding // before the lines. 

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

@@ -1,9 +1,9 @@
 // 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)
 
-The error is "Assignment to constant variable." Constant value could not be alternated. 
-if line 3 const changed to let the code could be executed.
+//The error is "Assignment to constant variable." Constant value could not be alternated. 
+//if line 3 const changed to let the code could be executed.

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

@@ -1,7 +1,8 @@
 // Currently trying to print the string "I was born in Bolton" but it isn't working...
 // what's the error ?
 
-console.log(`I was born in ${cityOfBirth}`);
 const cityOfBirth = "Bolton";
+console.log(`I was born in ${cityOfBirth}`);
+
 
-Initialization should access before the declaration. 
+//Initialization should access before the declaration. 

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

@@ -1,11 +1,13 @@
-const cardNumber = 4533787178994213;
+const cardNumber = '4533787178994213';
 const last4Digits = cardNumber.slice(-4);
 
+console.log(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
 
-slice is for text or array only. Need to change card number from number to text. Add ''for 4533787178994213. 
+//slice is for text or array only. Need to change card number from number to text. Add ''for 4533787178994213. 

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

@@ -1,4 +1,4 @@
 const twelveHourClockTime = "8:53pm";
 const twentyFourHourClockTime = "20:53";
 
-//integer/number could not start for the initiation.
+//integer and number could not start for the initiation.