1 | P a g e | © copyright 2026/2027| Grade A+
CSCI 240 Final Exam Questions and
Correct Verified Answers Latest
Version
The class X contains two data members: an integer called xVal and a float
called xPerc. Which of the following is NOT a valid prototype for the class
definition for X?
a. void X( int, float );
b. void setxVal( int );
c. float getxPerc();
d. X( int, float );
e. void printX();
a. void X( int, float );
An instance of a class is known as a/an .
a. variable
b. method
c. object
,d. thing
c. object
The :: operator is used to associate a method with a specific class.
a. true
b. false
a. true
Which of the following statements (a-d) about classes is true?
a. A class can contain both data members and methods
b. The members of a class may be private or public
c. The name of the constructor is always the same as the name of the class
d. The class definition contains prototype statements for the methods
e. All of the statements (a-d) are true.
e. All of the statements (a-d) are true.
If a string will need room for 25 characters, how should it be defined so that it
will be a valid string?
,a. char str[25];
b. char str[24];
c. char str[26];
d. char str[];
c. char str[26];
Which of the following string functions will ALWAYS produce a valid string after
execution?
a. strcpy
b. strcat
c. Both of the functions (a-b) will produce a valid string
c. Both of the functions (a-b) will produce a valid string
The null terminator is .
a. used to advance to a new line when executing a cout statement
b. represented as '\0'
, c. used to end a valid string
d. a movie starring Arnold Schwarzenegger
e. All of the statements (a-d) are correct
f. Only statements b and c are correct
f. Only statements b and c are correct.
Which of the following is the correct definition for a variable called dblRef that
can hold a reference to the double variable dblNum?
a. double dblRef = dblNum;
b. double *dblRef = &dblNum;
c. double &dblRef = dblNum;
d. double &dblRef;
c. double &dblRef = dblNum;
Which of the following statements (a-d) are true if the following lines of code
are executed?
int G = 17;
int &H = G;
a. H is now an alternate name for G
CSCI 240 Final Exam Questions and
Correct Verified Answers Latest
Version
The class X contains two data members: an integer called xVal and a float
called xPerc. Which of the following is NOT a valid prototype for the class
definition for X?
a. void X( int, float );
b. void setxVal( int );
c. float getxPerc();
d. X( int, float );
e. void printX();
a. void X( int, float );
An instance of a class is known as a/an .
a. variable
b. method
c. object
,d. thing
c. object
The :: operator is used to associate a method with a specific class.
a. true
b. false
a. true
Which of the following statements (a-d) about classes is true?
a. A class can contain both data members and methods
b. The members of a class may be private or public
c. The name of the constructor is always the same as the name of the class
d. The class definition contains prototype statements for the methods
e. All of the statements (a-d) are true.
e. All of the statements (a-d) are true.
If a string will need room for 25 characters, how should it be defined so that it
will be a valid string?
,a. char str[25];
b. char str[24];
c. char str[26];
d. char str[];
c. char str[26];
Which of the following string functions will ALWAYS produce a valid string after
execution?
a. strcpy
b. strcat
c. Both of the functions (a-b) will produce a valid string
c. Both of the functions (a-b) will produce a valid string
The null terminator is .
a. used to advance to a new line when executing a cout statement
b. represented as '\0'
, c. used to end a valid string
d. a movie starring Arnold Schwarzenegger
e. All of the statements (a-d) are correct
f. Only statements b and c are correct
f. Only statements b and c are correct.
Which of the following is the correct definition for a variable called dblRef that
can hold a reference to the double variable dblNum?
a. double dblRef = dblNum;
b. double *dblRef = &dblNum;
c. double &dblRef = dblNum;
d. double &dblRef;
c. double &dblRef = dblNum;
Which of the following statements (a-d) are true if the following lines of code
are executed?
int G = 17;
int &H = G;
a. H is now an alternate name for G
