CSCI 240 Final Exam Questions And Answers Rated 100% Correct!!
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Course
CSCI 240
Institution
CSCI 240
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 s...
CSCI 240 Final Exam
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 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.
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
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
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
b. Adding 1 to H will change the value of G to 18
c. Subtracting 5 from G and printing H will display the value 12
d. The condition H == G will give a true result
e. All of the statements (a-d) are true - ✔️✔️e. All of the statements (a-d) are true
What will be displayed by the following code?
int main()
{
int num[5] = { 2, 4, 6, 8, 10 };
int i;
fn(num);
for( i = 0; i < 5; i++ )
cout << num[i] << ' ';
return 0;
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