COMP 230 Week 8 Final Exam.QUESTIONS AND ANSWERS

Final Exam: Page 1




1. (TCO 2) What is an example of a string constant? (Points : 5)

1

"oops"

12432

o

2. (TCO 2) What is the assignment operator? (Points : 5)

=

^

*

%

3. (TCO 2) The symbols used to describe the logic of a program are known as _____. (Points : 5)

desk checking

pseudocode

flowcharts

code maps

4. (TCO 2) If a variable holds the value 12345, what is its data type? (Points : 5)

Text

Integer

Floating point

String

5. (TCO 3) The logical AND operator can replace ____ in how it behaves. (Points : 5)

a sequence of selection structures

nested selection structures

nested and sequenced selection structures

division

6. (TCO 3) Which pseudocode produces the same result as the following?
if customerAge > 65 OR customerAge = 65 then
discount = 0.10

, else
discount = 0
endif (Points : 5)

if customerAge >= 65 then
discount = 0.10
else
discount = 0
endif

if customerAge > 65 then
discount = 0
else
discount = 0.10
endif

if customerAge discount = 0.10
else
discount = 0
endif

if customerAge discount = 0
else
discount = 0.10
endif


7. (TCO 3) What logic operator could be used to replace the nested selection structure in this
pseudocode?
if empMedicalIns = "Y" then
if empDentalIns = "Y" then
print empIdNumber, empLastName, empFirstName
endif
endif (Points : 5)

Dual-alternative selection

Logical AND

Logical OR

Logical NOT

(TCO 3) In order to have the most efficient program, which question should be asked first when
8.
working with an AND decision? (Points : 5)

The one that is less likely to be true

The one that is more likely to be true

The one that involves fewer comparisons

The one with the lower value

9. (TCO 3) If you are asked to write a program that prints a list of books that have fewer than 30 pages