Which of the following JavaScript statements is used to execute a block of code repeatedly until a specified condition becomes false?
A). Function declaration statement
B). Conditional statement (if statement)
C). Assignment statement
D). Looping statement (do-while loop)
What does the following JavaScript code snippet do? Code: let x = 5; while (x > 0) { console.log(x); x -= 1; }
A). Prints even numbers from 5 to 1
B). Prints odd numbers from 5 to 1
C). Prints numbers from 5 to 0
D). Infinite loop
What is the purpose of the following JavaScript statement? return result;
A). Exits the current loop or switch statement
B). Skips the current iteration in a loop
C). Exits the current function and returns a value
D). Continues to the next iteration in a loop
What is the purpose of the following JavaScript statement? let result = x > 0 ? 'Positive' : 'Non-positive';
A). Assigns the value 'Positive' to result if x is greater than 0, otherwise assigns 'Non-positive'
B). Checks if x is greater than 0
C). Prints 'Positive' if x is greater than 0, otherwise prints 'Non-positive'
D). None of the above
What is the purpose of the following JavaScript statement? continue;
A). Exits the current loop or switch statement
B). Skips the current iteration in a loop
C). Assigns a value to a variable
D). Continues to the next iteration in a loop
What will be the output of the following JavaScript code? Code: let i = 1; do { console.log(i); i++; } while (i < 3);
A). 1 2 3
B). 1 2 3 4
C). 2 3 4
D). Infinite loop
Which of the following JavaScript statements is used to execute a block of code repeatedly while a condition remains true?
A). Function invocation statement
B). Conditional statement (if statement)
C). Assignment statement
D). Looping statement (while loop)
What does the following JavaScript code snippet do? Code: let x = 10; if (x % 2 === 0) { console.log('Even'); } else { console.log('Odd'); }
A). Checks if x is even and prints 'Even'
B). Checks if x is odd and prints 'Odd'
C). Checks if x is greater than 0 and prints 'Positive'
D). Checks if x is less than 0 and prints 'Negative'
What is the purpose of the following JavaScript statement? continue;
A). Exits the current loop or switch statement
B). Skips the current iteration in a loop
C). Assigns a value to a variable
D). Continues to the next iteration in a loop
What will be the output of the following JavaScript code? Code: let i = 3; do { console.log(i); i--; } while (i > 0);
A). 3 2 1
B). 2 1 0
C). 3 2 1 0
D). 1 2 3