1.
- See diagram for answer A
- See diagram for answer B
- See diagram for answer C
- See diagram for answer D
- See diagram for answer E
Q1: What is the output of the following loop?
int i = 0;
while (i < 3) {
System.out.println("hi");
i++;
}
Section 6.2 Loops-WE1-P1
Subgoals for Evaluating a Loop.
-
Identify loop parts
- Determine start condition
- Determine update condition
- Determine termination condition
- Determine body that is repeated
-
Trace the loop
- For every iteration of loop, write down values
Subsection 6.2.1
Exercises Exercises
2.
- 10 9 8 7 6 5 4 3 2 1
- 9 8 7 6 5 4 3 2 1
- 9 8 7 6 5 4 3 2
- 10 9 8 7 6 5 4 3 2
- compiler error
Q2: What is the output of the following loop?
int i = 10;
while (i > 1) {
System.out.println(i + " ");
i--;
}
3.
- 10 11 12 13 14 15 16
- 10 9 8 7 6 5 4 3 2
- 10 9 8 7 6 5 4 3 2 1
- 1 2 3 4 5 6 7 8 9 10
- infinite loop
Q3: What is the output of the following loop?
int i = 10;
while (i > 1) {
System.out.println(i + " ");
i++;
}
4.
- 0 5 10 15 20 25 30 35 40 45 50
- 0 5 10 15 20 25 30 35 40 45
- 5 10 15 20 25 30 35 40 45 50
- 5 10 15 20 25 30 35 40 45
- 55
Q4: What is the output of the following loop?
int i = 0;
int total = 0;
while (i <= 50) {
total += i;
i += 5;
}
System.out.println(i);
5.
- 0
- 1
- 99
- 100
- 101
Q5: What is the value of
counter after the execution of the folowing code?int counter = 0;
while (counter > 100) {
if (counter % 2 == 1)
System.out.println(counter + " is odd.");
else
System.out.println(counter + " is even.");
}
counter++;
System.out.println(counter);
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