Reference no: EM131585736

QUESTION 1
A structure that allows repeated execution of a block of statement is a _____.

cycle

loop

ring

band

QUESTION 2
A loop that never ends is a(n) _____ loop.

iterative

infinite

structured

illegal

QUESTION 3
To construct a loop that works correctly, you should initialize a loop control _____.

variable

constant

structure

condition

QUESTION 4
What is the output of the following code?
b = 1;
while (b < 4)
System.out.print(b + " ");

1

1 2 3

1 2 3 4

1 1 1 1 1 1...

QUESTION 5
What is the output of the following code?
b = 1;
while ( b< 4)
{
System.out.print(b + " ");
b = b + 1;
}

1

1 2 3

1 2 3 4

1 1 1 1 1 1...

QUESTION 6
What is the output of the following code?
e = 1;
while (e < 4);
System.out.print(e + " ");

nothing

1 1 1 1 1 1...

1 2 3 4

4 4 4 4 4 4...

QUESTION 7
If total = 100 and amt = 200, then after the statement total += amt, _____.

total is equal to 200

total is equal to 300

amt is equal to 100

amt is equal to 300

QUESTION 8
The modulus operator % is a _____ operator.

unary

binary

tertiary

postfix

QUESTION 9
The prefix ++ is a _____ operator.

unary

binary

tertiary

postfix

QUESTION 10
If g = 5, then after h = ++g, the value of h is _____.

4

5

6

7

QUESTION 11
If m = 9, then after n = m++, the value of n is _____.

8

9

10

11

QUESTION 12
If j = 5 and k = 6, then the value of j++ == k is _____.

5

6

true

false

QUESTION 13
You must always include _____ in a for loop's parentheses.

two semicolons

three semicolons

two commas

three commas

QUESTION 14
What does the following statement print?
for (a = 0; a < 5; ++a)
System.out.print(a + " ");

0 0 0 0 0

0 1 2 3 4

0 1 2 3 4 5

nothing

QUESTION 15
What does the following statement output?
for (b = 1; b > 3; ++b)
System.out.print(b + " ");

111

123

1234

nothing

QUESTION 16
What does the following statement output?
for (f = 1, g = 4; f < g; ++f, --g)
System.out.print(f + " " + g + " ");

1 4 2 5 3 6 4 7...

1 4 2 3 3 2

1 4 2 3

nothing

QUESTION 17
The loop that performs its conditional check at the bottom of the loop is a _____ loop.

while

do...while

for

for...while

QUESTION 18
What does the following program segment print?
d = 0;
do
{
System.out.print(d + " ");
d++;
} while (d < 2);

0

01

012

nothing

QUESTION 19
What does the following program segment output?
for (f = 0; f < 3; ++f)
for(g = 0; g < 2; ++g)
System.out.print(f + " " + g + " ");

0 0 0 1 1 0 1 1 2 0 2 1

0 1 0 2 0 3 1 1 1 2 1 3

0 1 0 2 1 1 1 2

0 0 0 1 0 2 1 0 1 1 1 2 2 0 2 1 2 2

QUESTION 20
What does the following program segment output?
for(m = 0; m < 4; ++m);
for(n = 0; n < 2; ++n);
System.out.print(m + " " + n + " ");

0 0 0 1 1 0 1 1 2 0 2 1 3 0 3 1

0 1 0 2 1 1 1 2 2 1 2 2

4 2

3 1