1.A boolean expression is used to determine if a loop will continue or not. a)Ye
ID: 3890586 • Letter: 1
Question
1.A boolean expression is used to determine if a loop will continue or not. a)Yes b)No
2.
How many times will this loop execute?
for (int i = 0; i < 7; i++)
{
...
}
a 0
b 5
c 6
d 7
3.
How many times will this loop execute?
for (int i = 5; i > 0; i--)
{
...
}
4.
What is the output of this loop?
int i = 3;
while (i > 0)
{
cout << i << " ";
}
cout << endl;
a)3 2 1
b)3 2 1 0
c)3 3 3 3 3 3 3....
5.
What is the output of this loop?
int i = 3;
while (i > 0)
{
cout << i-- << " ";
}
cout << endl;
a)3 2 1
b)3 2 1 0
c)3 3 3 3 3 3 3....
6.An infinite loop is one that never stops - it will continue to repeat and execute the loop statements.
True False
7.
These loops will produce the same results.
for (int i = 0; i <= 10; i++)
{
cout << i;
}
int i = 0;
while (i <= 10)
{
cout << i;
i++;
}
True False
8.
What statement most accurately describes the output of this loop?
for (int i = 0; i < 100; i++)
{
if (i % 2 == 1)
cout << i << " ";
}
a)all of the numbers between 0 and 100
b)all of the even numbers between 0 and 100
c)all of the odd numbers between 0 and 100
d)all of the even numbers between 0 and 99
e)all of the odd numbers between 0 and 99
Explanation / Answer
1.A boolean expression is used to determine if a loop will continue or not.
Answer: Yes
2.
How many times will this loop execute?
Answer: d) 7
3.
How many times will this loop execute?
Answer: 5
4.
What is the output of this loop?
Answer: c) 3 3 3 3 3 3 3
5.
What is the output of this loop?
Answer: 3 2 1
6.An infinite loop is one that never stops - it will continue to repeat and execute the loop statements.
Answer: True
7.
These loops will produce the same results.
Answer: True
8.
What statement most accurately describes the output of this loop?
Answer:b)all of the even numbers between 0 and 100
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