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 will be the output of the following JavaScript code? Code: console.log(2 + 2 + '2');
A). A) 42
B). B) 22
C). C) 4'2'
D). D) '22'
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
What will be the output of the following JavaScript code? Code: let x = 25; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). A) Even
B). B) Odd
C). C) 25
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(typeof null);
A). A) Object
B). B) Null
C). C) Undefined
D). D) String
What will be the output of the following JavaScript code? Code: console.log('20' - 10);
A). A) 10
B). B) 30
C). C) '2010'
D). D) NaN
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 does the following JavaScript code snippet do? Code: let numbers = [1, 2, 3, 4, 5]; let avg = numbers.reduce((total, num) => total + num, 0) / numbers.length; console.log(avg);
A). A) Calculates the sum of numbers in numbers
B). B) Finds the maximum number in numbers
C). C) Calculates the average of numbers in numbers
D). D) Checks if all numbers in numbers are even
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