JavaScript Quiz

var i = 1;

var sum = 0;

while (i <= 10)

{sum += i; i ++;}

alert (sum)

var i = 1;

var sum = 0;

while (i <= 15) {

if (i % 2 !== 0) sum += i;

i++;

}

alert(sum);

var i = 6;

var product = 1;

while (i <= 10) {

product *= i;

i++;

}

alert(product);

var x = 5;

var s = 0;

while(x){

s += x;

x --;

}

alert(s);

var x = 10;

var s = 0;

while (x) {

s += x;

x--;

}

alert(s);

var x = 4;

var s = 0;

while (x) {

s += x * x;

x--;

}

alert(s);

var x = 5;

var s = 0;

while (--x){

s += x; }

s ++;

alert(s);

var x = 7;

var s = 0;

while (--x) {

s += x;}

s++;

alert(s);

var x = 5;

var s = 0;

while(-- x || s < 10) {

s += x; }

alert(s);

var x = 5;

var s = 0;

while(-- x && s < 10) {

s += x; }

alert(s);