Question 1

Select all that apply. Using C++11:
Which of the following can be used to initialize an integer variable named dozen with the value of 12?

Accepted Answer

A)  int dozen = 12; 
B)  int dozen(12); 
C)  int dozen = {12}; 
D)  int dozen = (12); 
E)  int dozen {12}; 
A)  int dozen = 12; 
B)  int dozen(12); 
C)  int dozen = {12}; 
D)  int dozen = (12); 
E)  int dozen {12};

Question 2

A variable definition tells the computer

Accepted Answer

A)  the variable's name and its value 
B)  the variable's data type and its value 
C)  the variable's name and the type of data it will hold 
D)  whether the variable is an integer or a floating-point number 
E)  None of these 
A)  the variable's name and its value 
B)  the variable's data type and its value 
C)  the variable's name and the type of data it will hold 
D)  whether the variable is an integer or a floating-point number 
E)  None of these

Question 3

The float data type is considered ___________ precision and the double data type is considered __________ precision.

Accepted Answer

A)  single, double 
B)  double, single 
C)  floating-point, double 
D)  floating-point, integer 
E)  None of these 
A)  single, double 
B)  double, single 
C)  floating-point, double 
D)  floating-point, integer 
E)  None of these

Question 4

Given the following program, which line(s) cause(s) output to be displayed on the screen?
1	 // This program displays my gross wages.
2	 // I worked 40 hours and I make $20.00 per hour.
3	 #include <iostream>
4	 using namespace std;
5
6	 int main()
7	 {
8	 $\quad$int hours;
9	 $\quad$double payRate, grossPay;
10
11	 $\quad$hours = 40;
12	 $\quad$payRate = 20.0;
13	 $\quad$grossPay = hours * payRate;
14	 $\quad$cout <<  "My gross pay is $" << grossPay << endl;
15	 $\quad$return 0;
16	 }

Accepted Answer

A)  lines 13 and 14 
B)  lines 8 and 9 
C)  line 14 
D)  lines 14 and 15 
E)  line 15 
A)  lines 13 and 14 
B)  lines 8 and 9 
C)  line 14 
D)  lines 14 and 15 
E)  line 15

Question 5

What is output of the following statement?
cout << 4 * (15 / (1 + 3)) << endl;

Accepted Answer

A)  15 
B)  12 
C)  63 
D)  72 
E)  None of these 
A)  15 
B)  12 
C)  63 
D)  72 
E)  None of these

Question 6

A character literal is __________, whereas a string literal is __________

Accepted Answer

A)  enclosed in quotation marks, enclosed in brackets 
B)  enclosed in brackets, enclosed in quotation marks 
C)  enclosed in double quotation marks, enclosed in single quotation marks 
D)  enclosed in single quotation marks, enclosed in double quotation marks 
E)  None of these 
A)  enclosed in quotation marks, enclosed in brackets 
B)  enclosed in brackets, enclosed in quotation marks 
C)  enclosed in double quotation marks, enclosed in single quotation marks 
D)  enclosed in single quotation marks, enclosed in double quotation marks 
E)  None of these

Question 7

What is the value of number after the following statements execute?
Int number;
Number = 18 % 4 + 2;

Accepted Answer

A)  3 
B)  4 
C)  6.5 
D)  0 
E)  unknown 
A)  3 
B)  4 
C)  6.5 
D)  0 
E)  unknown

Question 8

Which of the following defines a double-precision floating-point variable named payCheck?

Accepted Answer

A)  float payCheck; 
B)  double payCheck; 
C)  payCheck double; 
D)  Double payCheck; 
A)  float payCheck; 
B)  double payCheck; 
C)  payCheck double; 
D)  Double payCheck;

Question 9

The __________ causes the content of another file to be inserted into a program.

Accepted Answer

A)  cout object 
B)  double slash (//) 
C)  #include directive 
D)  semicolon (;) 
E)  None of these 
A)  cout object 
B)  double slash (//) 
C)  #include directive 
D)  semicolon (;) 
E)  None of these

Question 10

Which of the following statements correctly defines a named constant named TAX_RATE that holds the value 0.075?

Accepted Answer

A)  double TAX_RATE = 0.075; 
B)  const TAX_RATE;
Double TAX_RATE = 0.075; 
C)  const double TAX_RATE = 0.075; 
D)  double TAX_RATE;
Const TAX_RATE = 0.075; 
E)  const TAX_RATE = 0.075; 
A)  double TAX_RATE = 0.075; 
B)  const TAX_RATE;
Double TAX_RATE = 0.075; 
C)  const double TAX_RATE = 0.075; 
D)  double TAX_RATE;
Const TAX_RATE = 0.075; 
E)  const TAX_RATE = 0.075;

Question 11

Programming style refers to the way a programmer uses elements such as identifiers, spaces, and blank lines.

Accepted Answer

A) True 
 B)False

Question 12

Data items whose values do not change while the program is running are

Accepted Answer

A)  literals 
B)  variables 
C)  characters 
D)  integers 
E)  None of these 
A)  literals 
B)  variables 
C)  characters 
D)  integers 
E)  None of these

Question 13

A statement that starts with a hashtag (or pound) symbol (#) is called a

Accepted Answer

A)  comment 
B)  function 
C)  preprocessor directive 
D)  header file 
E)  None of these 
A)  comment 
B)  function 
C)  preprocessor directive 
D)  header file 
E)  None of these

Question 14

In the following statement, the characters Hello! are a(n) cout << "Hello!";

Accepted Answer

A)  variable 
B)  string literal 
C)  comment 
D)  object 
E)  None of these 
A)  variable 
B)  string literal 
C)  comment 
D)  object 
E)  None of these

Question 15

Which of the following must be included in any program that uses the cout object?

Accepted Answer

A)  opening and closing braces 
B)  the header file iostream 
C)  comments 
D)  a namespace 
E)  None of these 
A)  opening and closing braces 
B)  the header file iostream 
C)  comments 
D)  a namespace 
E)  None of these

Question 16

A(n) __________ represents a storage location in the computer's memory.

Accepted Answer

A)  literal 
B)  variable 
C)  comment 
D)  integer 
E)  None of these 
A)  literal 
B)  variable 
C)  comment 
D)  integer 
E)  None of these

Question 17

What will the following code display?
int x = 23, y = 34, z = 45;
cout << x << y << z << endl;

Accepted Answer

A)  23 34 45 
B)  23
34
45 
C)  xyz 
D)  233445 
A)  23 34 45 
B)  23
34
45 
C)  xyz 
D)  233445

Question 18

In a cout statement, which of the following will advance the output position to the beginning of the next line?

Accepted Answer

A)  endl or 
 
B)  end1 or /n 
C)  
 or 	 
D)  	 or \b 
E)  \ or \' 
A)  endl or 
 
B)  end1 or /n 
C)  
 or 	 
D)  	 or \b 
E)  \ or \'

Question 19

Which data type typically requires only one byte of storage?

Accepted Answer

A)  short 
B)  int 
C)  float 
D)  char 
E)  string 
A)  short 
B)  int 
C)  float 
D)  char 
E)  string

Question 20

A named constant is like a variable, but it its content cannot be changed while the program is running.

Accepted Answer

A) True 
 B)False

Select all that apply. Using C++11: Which of the following can be used to initialize an integer variable named dozen with the value of 12?

A variable definition tells the computer

The float data type is considered _ precision and the double data type is considered precision.

What is output of the following statement? cout << 4 * (15 / (1 + 3)) << endl;

A character literal is , whereas a string literal is

What is the value of number after the following statements execute? Int number; Number = 18 % 4 + 2;

Which of the following defines a double-precision floating-point variable named payCheck?

The __________ causes the content of another file to be inserted into a program.

Which of the following statements correctly defines a named constant named TAX_RATE that holds the value 0.075?

Programming style refers to the way a programmer uses elements such as identifiers, spaces, and blank lines.

Data items whose values do not change while the program is running are

A statement that starts with a hashtag (or pound) symbol (#) is called a

In the following statement, the characters Hello! are a(n) cout << "Hello!";

Which of the following must be included in any program that uses the cout object?

A(n) __________ represents a storage location in the computer's memory.

What will the following code display? int x = 23, y = 34, z = 45; cout << x << y << z << endl;

In a cout statement, which of the following will advance the output position to the beginning of the next line?

Which data type typically requires only one byte of storage?

A named constant is like a variable, but it its content cannot be changed while the program is running.

Introduction to Computers and Programming

Expressions and Interactivity

Making Decisions

Loops and Files

Functions

Arrays and Vectors

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions and Templates

The Standard Template Library

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters

Exam 2: Introduction to C

Select all that apply. Using C++11: Which of the following can be used to initialize an integer variable named dozen with the value of 12?

A variable definition tells the computer

The float data type is considered ___________ precision and the double data type is considered __________ precision.

What is output of the following statement? cout << 4 * (15 / (1 + 3)) << endl;

A character literal is __________, whereas a string literal is __________

What is the value of number after the following statements execute? Int number; Number = 18 % 4 + 2;

Which of the following defines a double-precision floating-point variable named payCheck?

The __________ causes the content of another file to be inserted into a program.

Which of the following statements correctly defines a named constant named TAX_RATE that holds the value 0.075?

Programming style refers to the way a programmer uses elements such as identifiers, spaces, and blank lines.

Data items whose values do not change while the program is running are

A statement that starts with a hashtag (or pound) symbol (#) is called a

In the following statement, the characters Hello! are a(n) cout << "Hello!";

Which of the following must be included in any program that uses the cout object?

A(n) __________ represents a storage location in the computer's memory.

What will the following code display? int x = 23, y = 34, z = 45; cout << x << y << z << endl;

In a cout statement, which of the following will advance the output position to the beginning of the next line?

Which data type typically requires only one byte of storage?

A named constant is like a variable, but it its content cannot be changed while the program is running.

Introduction to Computers and Programming

Expressions and Interactivity

Making Decisions

Loops and Files

Functions

Arrays and Vectors

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions and Templates

The Standard Template Library

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters

The float data type is considered _ precision and the double data type is considered precision.

A character literal is , whereas a string literal is