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Scanner Methods Quiz

Last updated almost 2 years ago

5 questions

1

Question 1

1.

What is output by the code below?
Scanner s = new Scanner("1 2 3 4 5 6");
int x = 0;
x += s.nextInt();
x += s.nextInt();
System.out.println( x );

1

1

1

1

Question 2

2.

What is output by the code below?
Scanner s = new Scanner("1 2 3 4 5 6");
int x = 0;
x += s.nextInt();
x += s.nextInt();
x += s.nextInt();
x += s.nextInt();
System.out.println( x );

Question 3

3.

What is output by the code below?
Scanner s = new Scanner("1 2 3 4 5 6");
int x = 0;
while(s.hasNext())
{
x += s.nextInt();
}
System.out.println( x );

Question 4

4.

What is output by the code below?
Scanner s = new Scanner("1 2 3 4 5 6");
int x = 0;
double z = 0;
while(s.hasNext())
{
x += s.nextInt();
z++;
}
System.out.println( x / z );

Question 5

5.

What is output by the code below?
Scanner s = new Scanner("d 1 o 2 g 3 c 7 t");
int count = 0;
while(s.hasNext())
{
if (count % 2 == 1)
System.out.print(s.next() + " ");
else
s.next();
count++;
}