What does the following JavaScript code snippet do? Code: let a = 10; let b = 20; let temp = a; a = b; b = temp; console.log(a, b);
A). A) Swaps the values of a and b
B). B) Adds a and b
C). C) Checks if a is equal to b
D). D) Multiplies a and b
What does the following JavaScript code snippet do? Code: let numbers = [1, 2, 3, 4, 5]; let min = Math.min(...numbers); console.log(min);
A). A) Calculates the sum of numbers in numbers
B). B) Finds the minimum number in numbers
C). C) Calculates the product of numbers in numbers
D). D) Checks if all numbers in numbers are even
What will be the output of the following JavaScript code? Code: let x = 45; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 45
D). D) None of the above
What will be the output of the following JavaScript code? Code: let x = 8; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 8
D). D) None of the above
What will be the output of the following JavaScript code? Code: console.log('Hello' + 1 + 2);
A). A) Hello12
B). B) Hello3
C). C) Hello
D). D) TypeError: cannot convert number to string
What will be the output of the following JavaScript code? Code: let x = 35; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 35
D). D) None of the above
What will be the output of the following JavaScript code? Code: let x = 15; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 15
D). D) None of the above
What does the following JavaScript code snippet do? Code: let numbers = [1, 2, 3, 4, 5]; let sum = numbers.reduce((total, num) => total + num, 0); console.log(sum);
A). A) Finds the maximum number in numbers
B). B) Calculates the average of numbers in numbers
C). C) Sums all numbers in numbers
D). D) Checks if all numbers in numbers are even
What will be the output of the following JavaScript code? Code: let x = 40; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 40
D). D) None of the above
What does the following JavaScript code snippet do? Code: let x = 5; let y = x++; console.log(x, y);
A). A) Increments x and assigns to y
B). B) Decrements x and assigns to y
C). C) Assigns x to y and then increments x
D). D) Assigns x to y and then decrements x