연습문제 답안

1.

A = 10
B = 20
C = A + B
console.log(C)

2.

A = 15
B = 6
C = A % B
console.log(C)

3.

A = true
B = false
console.log("A = " + A)
console.log("B = " + B)

4.

A = 3 < 5
B = 3 > 5
console.log("A = " + A)
console.log("B = " + B)

5.

A = "apple"
B = "2025"
console.log("A = " + A)
console.log("B = " + B)

6.

A = "apple"
B = "2025"
C = A + B
console.log("C = " + C)

7.

A = "apple"
B = "2025"
C = A == B
console.log("C = " + C)

8.

function func(A, B)
{
  C = A * B
  return C
}

ret = func(3, 5)
console.log("ret = " + ret)

9.

function func(A, B, C)
{
  D = A + B + C
  return D
}

ret = func(3, 5, 4)
console.log("ret = " + ret)

10.

function func(A, B)
{
  if (A < B)
    return A
  else
    return B
}

ret = func(3, 5)
console.log("ret = " + ret)

11.

function func(A, B)
{
  if (A < B)
    return B
  else
    return A
}

ret = func(3, 5)
console.log("ret = " + ret)

12.

function func(A, B, C)
{
  if (A < B)
    if (B < C)
      return C
    else
      return B
  else
      return A

}

ret = func(3, 5, 6)
console.log("ret = " + ret)

13.

function func(A, B, C)
{
  if (B < C)
    if (A < B)
      return A
    else
      return B
  else
      return C

}

ret = func(3, 5, 6)
console.log("ret = " + ret)

14.

<script>
function func()
{
  console.log("clock")
}
</script>

<button onclick="func()">시계</button>

15.

<script>
function func1()
{
  console.log("clock")
}

function func2()
{
  console.log("book")
}
</script>

<button onclick="func1()">시계</button>
<button onclick="func2()">책</button>

16.

<script>
function func()
{
  alert(form.txt.value)
}
</script>

<form name="form">
  <input type="text" name="txt"><button type='button' onclick="func()">확인</button>
</form>