Question

1. What condition makes the loop output the even numbers 2 through 20?

var c = 2;

while (_____) {

   console.log(c);

   c += 2;

}

a). c >= 20

b). c <= 20

c). c < 20

2. lowerCaseLetters = "abc";

upperCaseLetters = "ABC";

if (lowerCaseLetters > upperCaseLetters) {

   length++;

}

a). true

b). false

3. score = 2;

if (score === "2") {

   score = 10;

}

a).true

b).false

4. Indicate if the statements contain an error or not.

/* a is assigned 2

a = 2;

a.)Error

b).No error

5. What is the data type of z?

var z;

a).undefined

b).string

c).number

Answer 1

1)
Answer: c<=20
loop runs upto c=20 from c=2, printing every even number
2)
Answer:True
lowercase string has higher ascii value than uppercase
3)
Answer:False
both are of different type
4)
Answer:a)Error
variable a is not declared
//if a is already delcared then it is not error
5)
Answer:a)undefined