Question 1

Which of the following correctly declares name to be a character array and stores "William" in it?

Accepted Answer

A)  char name[6] = "William"; 
B)  char name[7] = "William"; 
C)  char name[8] = "William"; 
D)  char name[8] = 'William'; 
A)  char name[6] = "William"; 
B)  char name[7] = "William"; 
C)  char name[8] = "William"; 
D)  char name[8] = 'William';

Question 2

The ____________________ of an array is the address (that is, the memory location) of the first array component.

Accepted Answer

The answer of The ____________________ of an array is the...

Question 3

Consider the following statement: double alpha[10][5];.The number of components of alpha is ____.

Accepted Answer

A)  15 
B)  50 
C)  100 
D)  150 
A)  15 
B)  50 
C)  100 
D)  150

Question 4

Consider the following declaration: char str[15];.Which of the following statements stores "Blue Sky" into str?

Accepted Answer

A)  str = "Blue Sky"; 
B)  str[15] = "Blue Sky"; 
C)  strcpy(str, "Blue Sky"); 
D)  strcpy("Blue Sky"); 
A)  str = "Blue Sky"; 
B)  str[15] = "Blue Sky"; 
C)  strcpy(str, "Blue Sky"); 
D)  strcpy("Blue Sky");

Question 5

In row order form, the ____.

Accepted Answer

A)  first row is stored first 
B)  first row is stored last 
C)  first column is stored first 
D)  first column is stored last 
A)  first row is stored first 
B)  first row is stored last 
C)  first column is stored first 
D)  first column is stored last

Question 6

A collection of a fixed number of elements (called components) arranged in n dimensions (n >= 1) is called a(n) ____.

Accepted Answer

A)  matrix 
B)  vector 
C)  n-dimensional array 
D)  parallel array 
A)  matrix 
B)  vector 
C)  n-dimensional array 
D)  parallel array

Question 7

In a(n) ____________________ data type, each data item is a collection of other data items.

Accepted Answer

The answer of In a(n) ____________________ data type, each data...

Question 8

The array index can be any integer less than the array size.

Accepted Answer

A) True 
 B)False

Question 9

Suppose that gamma is an array of 50 components of type int and j is an int variable.Which of the following for loops sets the index of gamma out of bounds?

Accepted Answer

A)  for (j = 0; j <= 49; j++)
Cout << gamma[j] << " "; 
B)  for (j = 1; j < 50; j++)
Cout << gamma[j] << " "; 
C)  for (j = 0; j <= 50; j++)
Cout << gamma[j] << " "; 
D)  for (j = 0; j <= 48; j++)
Cout << gamma[j] << " "; 
A)  for (j = 0; j <= 49; j++)
Cout << gamma[j] << " "; 
B)  for (j = 1; j < 50; j++)
Cout << gamma[j] << " "; 
C)  for (j = 0; j <= 50; j++)
Cout << gamma[j] << " "; 
D)  for (j = 0; j <= 48; j++)
Cout << gamma[j] << " ";

Question 10

Which of the following statements declares alpha to be an array of 25 components of the type int?

Accepted Answer

A)  int alpha[25]; 
B)  int array alpha[25]; 
C)  int alpha[2][5]; 
D)  int array alpha[25][25]; 
A)  int alpha[25]; 
B)  int array alpha[25]; 
C)  int alpha[2][5]; 
D)  int array alpha[25][25];

Question 11

Suppose that list is an array of 10 components of type int.Which of the following codes correctly outputs all the elements of list?

Accepted Answer

A)  for (int j = 1; j < 10; j++)
Cout << list[j] << " ";
Cout << endl; 
B)  for (int j = 0; j <= 9; j++)
Cout << list[j] << " ";
Cout << endl; 
C)  for (int j = 1; j < 11; j++)
Cout << list[j] << " ";
Cout << endl; 
D)  for (int j = 1; j <= 10; j++)
Cout << list[j] << " ";
Cout << endl; 
A)  for (int j = 1; j < 10; j++)
Cout << list[j] << " ";
Cout << endl; 
B)  for (int j = 0; j <= 9; j++)
Cout << list[j] << " ";
Cout << endl; 
C)  for (int j = 1; j < 11; j++)
Cout << list[j] << " ";
Cout << endl; 
D)  for (int j = 1; j <= 10; j++)
Cout << list[j] << " ";
Cout << endl;

Question 12

In a two-dimensional array, the elements are arranged in a table form.

Accepted Answer

A) True 
 B)False

Question 13

What is the value of alpha[2] after the following code executes?

Accepted Answer

A)  1 
B)  4 
C)  5 
D)  6 
A)  1 
B)  4 
C)  5 
D)  6

Question 14

Given the following declaration:   which of the following correctly finds the sum of the elements of the fifth row of sale?

Accepted Answer

A)  sum = 0;
For(j = 0; j < 7; j++)
Sum = sum + sale[5][j]; 
B)  sum = 0;
For(j = 0; j < 7; j++)
Sum = sum + sale[4][j]; 
C)  sum = 0;
For(j = 0; j < 10; j++)
Sum = sum + sale[5][j]; 
D)  sum = 0;
For(j = 0; j < 10; j++)
Sum = sum + sale[4][j]; 
A)  sum = 0;
For(j = 0; j < 7; j++)
Sum = sum + sale[5][j]; 
B)  sum = 0;
For(j = 0; j < 7; j++)
Sum = sum + sale[4][j]; 
C)  sum = 0;
For(j = 0; j < 10; j++)
Sum = sum + sale[5][j]; 
D)  sum = 0;
For(j = 0; j < 10; j++)
Sum = sum + sale[4][j];

Question 15

Given the declaration int list[20]; the statement list[12] = list[5] + list[7]; updates the content of the twelfth component of the array list.

Accepted Answer

A) True 
 B)False

Question 16

The word ____________________ is used before the array declaration in a function heading to prevent the function from modifying the array.

Accepted Answer

The answer of The word ____________________ is used before the...

Question 17

Suppose that sales is an array of 50 components of type double.Which of the following correctly initializes the array sales?

Accepted Answer

A)  for (int 1 = 1; j <= 49; j++)
Sales[j] = 0; 
B)  for (int j = 1; j <= 50; j++)
Sales[j] = 0; 
C)  for (int j = 0; j <= 49; j++)
Sales[j] = 0.0; 
D)  for (int j = 0; j <= 50; j++)
Sales[j] = 0.0; 
A)  for (int 1 = 1; j <= 49; j++)
Sales[j] = 0; 
B)  for (int j = 1; j <= 50; j++)
Sales[j] = 0; 
C)  for (int j = 0; j <= 49; j++)
Sales[j] = 0.0; 
D)  for (int j = 0; j <= 50; j++)
Sales[j] = 0.0;

Question 18

When you pass an array as a parameter, the base address of the actual array is passed to the formal parameter.

Accepted Answer

A) True 
 B)False

Question 19

After the following statements execute, what are the contents of matrix?

Accepted Answer

A)  0 0
1 1
2 2 
B)  0 1
2 3
4 5 
C)  0 1
1 2
2 3 
D)  1 1
2 2
3 3 
A)  0 0
1 1
2 2 
B)  0 1
2 3
4 5 
C)  0 1
1 2
2 3 
D)  1 1
2 2
3 3

Question 20

Consider the following declaration: int alpha[5] = {3, 5, 7, 9, 11};.Which of the following is equivalent to this statement?

Accepted Answer

A)  int alpha[] = {3, 5, 7, 9, 11}; 
B)  int alpha[] = {3 5 7 9 11}; 
C)  int alpha[5] = [3, 5, 7, 9, 11]; 
D)  int alpha[] = (3, 5, 7, 9, 11); 
A)  int alpha[] = {3, 5, 7, 9, 11}; 
B)  int alpha[] = {3 5 7 9 11}; 
C)  int alpha[5] = [3, 5, 7, 9, 11]; 
D)  int alpha[] = (3, 5, 7, 9, 11);

Exam 8: Arrays

Which of the following correctly declares name to be a character array and stores "William" in it?

The ____________________ of an array is the address (that is, the memory location) of the first array component.

Consider the following statement: double alpha[10][5];.The number of components of alpha is ____.

Consider the following declaration: char str[15];.Which of the following statements stores "Blue Sky" into str?

In row order form, the ____.

A collection of a fixed number of elements (called components) arranged in n dimensions (n >= 1) is called a(n) ____.

In a(n) ____________________ data type, each data item is a collection of other data items.

The array index can be any integer less than the array size.

Suppose that gamma is an array of 50 components of type int and j is an int variable.Which of the following for loops sets the index of gamma out of bounds?

Which of the following statements declares alpha to be an array of 25 components of the type int?

Suppose that list is an array of 10 components of type int.Which of the following codes correctly outputs all the elements of list?

In a two-dimensional array, the elements are arranged in a table form.

What is the value of alpha[2] after the following code executes?

Given the following declaration: which of the following correctly finds the sum of the elements of the fifth row of sale?

Given the declaration int list[20]; the statement list[12] = list[5] + list[7]; updates the content of the twelfth component of the array list.

The word ____________________ is used before the array declaration in a function heading to prevent the function from modifying the array.

Suppose that sales is an array of 50 components of type double.Which of the following correctly initializes the array sales?

When you pass an array as a parameter, the base address of the actual array is passed to the formal parameter.

After the following statements execute, what are the contents of matrix?

Consider the following declaration: int alpha[5] = {3, 5, 7, 9, 11};.Which of the following is equivalent to this statement?

An Overview of Computers and Programming Languages

Basic Elements of C++

Inputoutput

Control Structures I Selection

Control Structures Ii Repetition

User-Defined Function

Namespaces, the Class String, and User-Defined Simple Data Types

Records Structs

Classes and Data Abstraction

Inheritance and Composition

Pointers, Classes, Virtual Functions, and Abstract Classes

Operator Overloading and Templates

Exception Handling

Recursion

Linked Lists

Stacks and Queue

Searching and Sorting Algorithms

Binary Trees

Graph Algorithms

Standard Template Library

Filters