Question 1

Typedef is used to:

Accepted Answer

A)  Create a type name that is an alias for another type name. 
B)  Make a struct private. 
C)  Cast one struct to another type. 
D)  Initialize struct members. 
A)  Create a type name that is an alias for another type name. 
B)  Make a struct private. 
C)  Cast one struct to another type. 
D)  Initialize struct members. A

Question 2

Memcmp would return ___________ for the call memcmp"Hi, how are you?", "Hi, how are things?", 6).

Accepted Answer

A)  1 
B)  A positive number. 
C)  0 
D)  A negative number. 
A)  1 
B)  A positive number. 
C)  0 
D)  A negative number. C

Question 3

Which function would be the most useful for determining if a certain word is contained in a string representing a sentence?

Accepted Answer

A)  strcspn. 
B)  strchr. 
C)  strstr. 
D)  strrchr. 
A)  strcspn. 
B)  strchr. 
C)  strstr. 
D)  strrchr. C

Question 4

The advantages of using typedef do not include:

Accepted Answer

A)  Making programs more portable by allowing data types to be easily changed to meet system specifications. 
B)  Making type names shorter. 
C)  Making programs more readable. 
D)  Increasing the efficiency of accessing struct member variables. 
A)  Making programs more portable by allowing data types to be easily changed to meet system specifications. 
B)  Making type names shorter. 
C)  Making programs more readable. 
D)  Increasing the efficiency of accessing struct member variables.

Question 5

The ___________ function allows characters of one part of a string to be copied into another, overlapping part of the same string.

Accepted Answer

A)  memchr 
B)  memcmp 
C)  memcpy 
D)  memmove 
A)  memchr 
B)  memcmp 
C)  memcpy 
D)  memmove

Question 6

Which is the proper way to create an array of structure variables of type Data?

Accepted Answer

A)  MyArray Data[ 10 ] 
B)  Data MyArray[ 10 ]; 
C)  Data struct myArray[ 10 ]; 
D)  struct MyArray[ Data ]; 
A)  MyArray Data[ 10 ] 
B)  Data MyArray[ 10 ]; 
C)  Data struct myArray[ 10 ]; 
D)  struct MyArray[ Data ];

Question 7

Structure variables may not be initialized by:

Accepted Answer

A)  Assigning user-defined values in the struct definition. 
B)  Assigning values to individual data members. 
C)  Array-like member initializer lists. 
D)  Assigning the value of another structure variable of the same type. 
A)  Assigning user-defined values in the struct definition. 
B)  Assigning values to individual data members. 
C)  Array-like member initializer lists. 
D)  Assigning the value of another structure variable of the same type.

Question 8

Arrays are:

Accepted Answer

A)  Always passed by reference. 
B)  Passed by reference unless inside a structure. 
C)  Passed by reference unless their elements are structures. 
D)  Always passed by value. 
A)  Always passed by reference. 
B)  Passed by reference unless inside a structure. 
C)  Passed by reference unless their elements are structures. 
D)  Always passed by value.

Question 9

To change the string "ABCDEFGHI" to "aaaaaFGHI" you would use the _________ function.

Accepted Answer

A)  memset 
B)  memcmp 
C)  memchr 
D)  memcopy 
A)  memset 
B)  memcmp 
C)  memchr 
D)  memcopy

Question 10

The number of bits in a bit field is specified with:

Accepted Answer

A)  Parentheses as in bitfield 4 ) 
B)  A colon as in bitfield : 4 
C)  Brackets as in bitfield[ 4 ] 
D)  A dot as in bitfield.4 
A)  Parentheses as in bitfield 4 ) 
B)  A colon as in bitfield : 4 
C)  Brackets as in bitfield[ 4 ] 
D)  A dot as in bitfield.4

Question 11

Let x be an unsigned int on a machine with 4-byte unsigned ints. What effect does X>>=1; X<<=1; Have?

Accepted Answer

A)  There is no effect. 
B)  The leftmost bit of x is set to 0. 
C)  The rightmost bit of x is set to 0. 
D)  Both b) and c). 
A)  There is no effect. 
B)  The leftmost bit of x is set to 0. 
C)  The rightmost bit of x is set to 0. 
D)  Both b) and c).

Question 12

Let Bit1 = Bit2 = 1. Which of the following does not have the same result as the others?

Accepted Answer

A)  Bit1 & Bit2 
B)  Bit1 | Bit2 
C)  Bit1 ^ Bit2 
D)  ~ ~Bit2 ) 
A)  Bit1 & Bit2 
B)  Bit1 | Bit2 
C)  Bit1 ^ Bit2 
D)  ~ ~Bit2 )

Question 13

A bit field must be declared as a:

Accepted Answer

A)  int or unsigned. 
B)  char. 
C)  float. 
D)  long. 
A)  int or unsigned. 
B)  char. 
C)  float. 
D)  long.

Question 14

The main difference between structures and classes is:

Accepted Answer

A)  Whether they default to public or private access. 
B)  How they access member variables. 
C)  That classes always require new be used with them while structures do not. 
D)  There is no difference between structures and classes. 
A)  Whether they default to public or private access. 
B)  How they access member variables. 
C)  That classes always require new be used with them while structures do not. 
D)  There is no difference between structures and classes.

Question 15

What is the output of the following statement?
Cout << strspn"Cows like to moo.", "Ceik losw");

Accepted Answer

A)  Nothing. 
B)  10. 
C)  8. 
A)  Nothing. 
B)  10. 
C)  8.

Question 16

The most basic unit of data on a computer is the:

Accepted Answer

A)  Bit. 
B)  Byte. 
C)  File. 
D)  int. 
A)  Bit. 
B)  Byte. 
C)  File. 
D)  int.

Question 17

Which of the following is not a bitwise operator?

Accepted Answer

A)  ^ 
B)  >> 
C)  ~ 
D)  * 
A)  ^ 
B)  >> 
C)  ~ 
D)  *

Question 18

Evaluate 00001000 & 11000101 ) ^ 11110000 ).

Accepted Answer

A)  00001101 
B)  11000000 
C)  00111101 
D)  11110000 
A)  00001101 
B)  11000000 
C)  00111101 
D)  11110000

Question 19

The functions of the character-handling library typically manipulate characters as:

Accepted Answer

A)  ints 
B)  floats 
C)  longs 
D)  chars 
A)  ints 
B)  floats 
C)  longs 
D)  chars

Question 20

Structure variable declarations can be incorporated into a structure definition by placing a comma-separated list of variable names:

Accepted Answer

A)  After struct StructureName and before the left brace. 
B)  After the left brace and before the member declarations. 
C)  After the member declarations and before the right brace. 
D)  After the right brace and before the semicolon. 
A)  After struct StructureName and before the left brace. 
B)  After the left brace and before the member declarations. 
C)  After the member declarations and before the right brace. 
D)  After the right brace and before the semicolon.

Exam 22: Bits, Characters, C Strings and Structs

Typedef is used to:

Memcmp would return ___________ for the call memcmp"Hi, how are you?", "Hi, how are things?", 6).

Which function would be the most useful for determining if a certain word is contained in a string representing a sentence?

The advantages of using typedef do not include:

The ___________ function allows characters of one part of a string to be copied into another, overlapping part of the same string.

Which is the proper way to create an array of structure variables of type Data?

Structure variables may not be initialized by:

Arrays are:

To change the string "ABCDEFGHI" to "aaaaaFGHI" you would use the _________ function.

The number of bits in a bit field is specified with:

Let x be an unsigned int on a machine with 4-byte unsigned ints. What effect does X>>=1; X<<=1; Have?

Let Bit1 = Bit2 = 1. Which of the following does not have the same result as the others?

A bit field must be declared as a:

The main difference between structures and classes is:

What is the output of the following statement? Cout << strspn"Cows like to moo.", "Ceik losw");

The most basic unit of data on a computer is the:

Which of the following is not a bitwise operator?

Evaluate 00001000 & 11000101 ) ^ 11110000 ).

The functions of the character-handling library typically manipulate characters as:

Structure variable declarations can be incorporated into a structure definition by placing a comma-separated list of variable names:

Introduction to Computers, the Internet and the World Wide Web

Introduction to C Programming

Control Statements, Part 1

Control Statements, Part 2

Functions and an Introduction to Recursion

Arrays and Vectors

Pointers and Pointer-Based Strings

Sequential-Access Files

Classes

Classes: a Deeper Look, Part 2

Operator Overloading; String and Array Objects

Object-Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism

Templates

Stream Inputoutput

Exception Handling

File Processing

Class String and String Stream Processing

Searching and Sorting

Data Structures

Standard Template Library Stl

Boost Libraries, Technical Report 1 and C0x

Other Topics

ATM Case Study, Part 1: Object-Oriented Design With the Uml

ATM Case Study, Part 2: Implementing an Object-Oriented Design

Game Programming With Ogre

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