Computer Science Final Exam ACTUAL QUESTIONS AND CORRECT ANSWERS

Computer Science Final Exam ACTUAL
QUESTIONS AND CORRECT ANSWERS
Consider the following code segment.

Which of the following best describes the behavior of the code segment? - CORRECT
ANSWER The code segment displays the value of 2(53)2(53) by initializing result to 2 and
then multiplying result by 5 a total of three times.



In the following procedure, assume that the parameter x is an integer.

Which of the following best describes the behavior of the procedure? - CORRECT ANSWER It
displays true if x is negative and displays nothing otherwise.



Consider the following code segment, where exam and presentation are integer variables and grade is
a string variable.

IF((exam > 90) AND (presentation > 80))

{

grade ←

"A"

}

IF((exam > 80) OR (presentation > 75))

{

grade ←

"B"

}

ELSE

{

IF((exam > 70) OR (presentation > 60))

{

grade ←

"C"

}

ELSE

, {

IF(exam > 60)

{

grade ←

"D"

}

ELSE

{

grade ←

"F"

}

}

} - CORRECT ANSWER When the value of exam is 80 and the value of presentation is 60



The following code segment is used to determine whether a customer is eligible for a discount on a
movie ticket.

val1 ←← (NOT (category = "new")) OR (age ≥ 65)

val2 ←← (category = "new") AND (age < 12)

If category is "new" and age is 20, what are the values of val1 and val2 as a result of executing the
code segment? - CORRECT ANSWER val1 = false, val2 = false



Consider the following code segment.

What is displayed as a result of executing the code segment? - CORRECT ANSWER 100 300
500



Consider the following code segment.

Which of the following CANNOT be displayed as a result of executing the code segment? -
CORRECT ANSWER 1324



In the following procedure, the parameter max is a positive integer.

PROCEDURE printNums(max)

{