Question 1

Which data type typically requires only one byte of storage?

Accepted Answer

A)  short
B)  int
C)  float
D)  char
E)  doubleF) B) and D)
G) None of the above

Question 2

________ 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)  Escape sequences
E)  None of the aboveF) C) and D)
G) A) and B)

Question 3

The float data type is considered ________ precision, and the double data type is considered ________ precision.

Accepted Answer

A)  single, double
B)  float, double
C)  integer, double
D)  short, long
E)  None of the aboveF) B) and E)
G) B) and D)

Question 4

The numeric data types in C++ can be broken into two general categories:

Accepted Answer

A)  numbers and characters
B)  singles and doubles
C)  integer and floating point
D)  real and unreal
E)  None of the aboveF) C) and D)
G) A) and D)

Question 5

Assuming you are using a system with 1-byte characters, how many bytes of memory will the following string literal occupy?
"William"

Accepted Answer

A)  7
B)  14
C)  8
D)  1E) B) and C)
F) None of the above

Question 6

If you do not follow a consistent programming style, your programs will generate compiler errors.

Accepted Answer

A) True 
 B)False

Question 7

This control sequence is used to skip over to the next horizontal tab stop.

Accepted Answer

A)

B)  \h
C)  	
D)  \a
E)  \'F) A) and C)
G) C) and D)

Question 8

This function in C++ allows you to identify how many bytes of storage on your computer system an integer data value requires.

Accepted Answer

A)  len
B)  bytes
C)  f(x) 
D)  int
E)  sizeofF) B) and C)
G) B) and E)

Question 9

These are used to declare variables that can hold real numbers.

Accepted Answer

A)  Integer data types
B)  Real data types
C)  Floating point data types
D)  Long data types
E)  None of the aboveF) C) and E)
G) A) and C)

Question 10

These are data items whose values do not change while the program is running.

Accepted Answer

A)  Literals
B)  Variables
C)  Comments
D)  Integers
E)  None of the aboveF) A) and B)
G) D) and E)

Question 11

Assume that a program has the following string object definition: string name;
Which of the following statements correctly assigns a string literal to the string object?

Accepted Answer

A)  name = Jane;
B)  name = "Jane";
C)  name = 'Jane';
D)  name = (Jane) ;E) None of the above
F) B) and D)

Question 12

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

Accepted Answer

A)  15
B)  12
C)  63
D)  72
E)  None of theseF) C) and D)
G) None of the above

Question 13

When writing long integer literals or long long integer literals in C++ 11, you can use either an uppercase or lowercase L.

Accepted Answer

A) True 
 B)False

Question 14

What is the value of cookies after the execution of the following statements?
Int number = 38, children = 4, cookies;
Cookies = number % children;

Accepted Answer

A)  2
B)  0
C)  9
D)  .5
E)  None of theseF) A) and D)
G) D) and E)

Question 15

A preprocessor directive does not require a semicolon at the end.

Accepted Answer

A) True 
 B)False

Question 16

What will the following code display?

Accepted Answer

A)   
B)   
C)   
D)   E) None of the above
F) C) and D)

Question 17

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;E) A) and C)
F) A) and D)

Question 18

A variable's ________ is the part of the program that has access to the variable.

Accepted Answer

A)  data type
B)  value
C)  scope
D)  reach
E)  None of the aboveF) B) and C)
G) A) and E)

Question 19

Which character signifies the beginning of an escape sequence?

Accepted Answer

A)  //
B)  /
C)  \
D)  #
E)  {F) C) and D)
G) All of the above

Question 20

Escape sequences are always stored internally as a single character.

Accepted Answer

A) True 
 B)False

Exam 2: Introduction to C Plus Plus

The numeric data types in C++ can be broken into two general categories:

Correct AnswerverifiedShow Answer

These are used to declare variables that can hold real numbers.

Correct AnswerverifiedShow Answer

Escape sequences are always stored internally as a single character.

Correct AnswerverifiedShow Answer

________ must be included in any program that uses the cout object.

Correct AnswerverifiedShow Answer

This control sequence is used to skip over to the next horizontal tab stop.

Correct AnswerverifiedShow Answer

Assuming you are using a system with 1-byte characters, how many bytes of memory will the following string literal occupy? "William"

Correct AnswerverifiedShow Answer

Assume that a program has the following string object definition: string name; Which of the following statements correctly assigns a string literal to the string object?

Correct AnswerverifiedShow Answer

The float data type is considered ________ precision, and the double data type is considered ________ precision.

Correct AnswerverifiedShow Answer

What is the value of cookies after the execution of the following statements? Int number = 38, children = 4, cookies; Cookies = number % children;

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

When writing long integer literals or long long integer literals in C++ 11, you can use either an uppercase or lowercase L.

Correct AnswerverifiedShow Answer

What will the following code display?

Correct AnswerverifiedShow Answer

These are data items whose values do not change while the program is running.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

This function in C++ allows you to identify how many bytes of storage on your computer system an integer data value requires.

Correct AnswerverifiedShow Answer

A variable's ________ is the part of the program that has access to the variable.

Correct AnswerverifiedShow Answer

Which character signifies the beginning of an escape sequence?

Correct AnswerverifiedShow Answer

If you do not follow a consistent programming style, your programs will generate compiler errors.

Correct AnswerverifiedShow Answer

Which data type typically requires only one byte of storage?

Correct AnswerverifiedShow Answer

A preprocessor directive does not require a semicolon at the end.

Correct AnswerverifiedShow Answer

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

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