COMP 230 WEEK 4 QUIZ SOLUTIONS

COMP 230 WEEK 4 QUIZ SOLUTIONS


1. Question : (TCO 4) A variable that determines if a loop will continue is known as a
____.

Student Answer:
loop marker

counter

looping variable

loop-control variable
Instructor See Chapter 2 in the textbook and the Week 4 lecture.
Explanation:


Points Received: 0 of 2
Comments:

1809981007 MultipleChoice 3 False

0 1809981007 MultipleChoice 3

2. Question : (TCO 4) What is the name for the statements that are repeated during
loop execution?

Student Answer:
Loop body or code block

Decision statements

Loop group

Loop variables
Instructor See Chapter 2 in the textbook and the Week 4 lecture.
Explanation:


Points Received: 0 of 2
Comments:

1809981008 MultipleChoice 4 False

0 1809981008 MultipleChoice 4

3. Question : (TCO 4) Which piece of pseudocode represents incrementing the loop-
control variable called rep?

Student Answer:
rep = 1

while (rep <= 10)

, rep = rep + 1

print "warning"
Instructor The counter variable is incremented.
Explanation:


Points Received: 2 of 2
Comments:

1809981009 MultipleChoice 7 True

0 1809981009 MultipleChoice 7

4. Question : (TCO 4) When a value is incremented by 1, ____.

Student Answer:
1 is added to the value

the value is multiplied by 1

1 is subtracted from the value

the value is divided by 1
Instructor See Chapter 2 in the textbook and the Week 4 lecture.
Explanation:


Points Received: 2 of 2
Comments:

1809981010 MultipleChoice 12 True

0 1809981010 MultipleChoice 12

5. Question : (TCO 4) When a loop-control variable is not altered during loop
execution, a(n) ______ loop may result.

Student Answer:
decrement

indeterminate

infinite

default
Instructor See Chapter 2 in the textbook and the Week 4 lecture.
Explanation:


Points Received: 2 of 2
Comments:

1809981011 MultipleChoice 15 True