Question 1

The statement int grades[ ] = { 100, 90, 99, 80 };
Is an example of

Accepted Answer

A)   default arguments.
B)   an illegal array declaration.
C)   an illegal array initialization.
D)   data encapsulation.
E)   implicit array sizing.F) A) and C)
G) B) and E)

Question 2

To add up all the values in a two-dimensional array it would be best to use

Accepted Answer

A)   one for loop
B)   two separate for loops
C)   a nested for loop
D)   no loop
E)   one sentinel controlled loopF) A) and C)
G) A) and B)

Question 3

The amount of memory used by an array depends upon the array's data type and how many elements it can hold.

Accepted Answer

A) True 
 B)False

Question 4

Arrays can be passed to functions, but individual array elements cannot be.

Accepted Answer

A) True 
 B)False

Question 5

An element of a two-dimensional array is referenced by the array name and two subscripts, first the element row number and then the element column number.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following statements correctly initialize the value variable?

Accepted Answer

A)   int value = 8;
B)   int value{8};
C)   int value(8) ;
D)   All of the above.
E)   Both A and B, but not C.F) All of the above
G) A) and B)

Question 7

If the scores array is defined like this: int scores[ ]= {4, 7, 4, 8, 9};
What will the following statement display?
Cout << scores[4];

Accepted Answer

A)   4
B)   7
C)   8
D)   9
E)   the first four scoresF) A) and B)
G) A) and C)

Question 8

When an array is passed to a function, it is actually ________ the array that is/are passed.

Accepted Answer

A)   a copy of all the values in
B)   the value stored in the first element of
C)   the starting memory address of
D)   the data type and size of
E)   none of the aboveF) A) and E)
G) A) and C)

Question 9

In C++ If you attempt to store more data in an array than it can hold, the compiler will issue an error.

Accepted Answer

A) True 
 B)False

Question 10

The following two arrays string deptName[3] = {"Manufacturing", "Sales", "Business Office") ;
Double deptBudget[3] = {200000.0, 60000.0, 50000.0};
Are an example of ________ arrays.

Accepted Answer

A)   two-dimensional
B)   paired
C)   linked
D)   parallel
E)   brotherF) A) and B)
G) D) and E)

Question 11

By using the same ________ you can build relationships between data stored in two or more arrays.

Accepted Answer

A)   array name
B)   data
C)   subscript
D)   arguments
E)   data typeF) B) and D)
G) A) and D)

Question 12

Which of the following statements will correctly carry out the operation stated in the comment to its right.

Accepted Answer

A)   array 2 = array1 // Copy the elements of array 1 into array 2.
B)   cout 
C)   array2 = 5; // Place a 5 in each element of array2.
D)   None of the above.
E)   A and B, but not C.F) A) and D)
G) B) and D)

Question 13

The range-based for loop may be used with arrays, but not with vectors.

Accepted Answer

A) True 
 B)False

Question 14

Unlike regular variables, arrays can hold multiple

Accepted Answer

A)   data types.
B)   named constants.
C)   values.
D)   variables.
E)   operators.F) C) and D)
G) B) and E)

Question 15

If employee is an array of objects with a public member function named setHoursWorked, which of the following statements correctly calls that function for the employee object in array element 5?

Accepted Answer

A)   employee.setHoursWorked[5] = 40;
B)   employee[5].setHoursWorked = 40;
C)   employee.setHoursWorked[5](40) ;
D)   employee[5].setHoursWorked(40) ;
E)   setHoursWorked(employee[5], 40) ;F) C) and D)
G) A) and C)

Question 16

Subscript numbering in C++

Accepted Answer

A)   can be set at run time.
B)   can begin with a programmer-defined value.
C)   varies from program to program.
D)   automatically begins with zero.
E)   automatically begins with one.F) D) and E)
G) B) and D)

Question 17

An individual array element can be processed or passed to a function just like a regular C++ variable.

Accepted Answer

A) True 
 B)False

Question 18

The following statement is a valid C++ array definition.
double money[25.00];

Accepted Answer

A) True 
 B)False

Question 19

A two-dimensional array can be viewed as

Accepted Answer

A)   two rows of values.
B)   two columns of indexes.
C)   a table with rows and columns.
D)   any of the above.
E)   none of the above.F) All of the above
G) B) and D)

Question 20

If employee is an array of objects with a public member function named setHourlyWage, the following statement correctly calls this method for employee[2].
employee.setHourlyWage[2](20.00);

Accepted Answer

A) True 
 B)False

Exam 8: Arrays

Which of the following statements will correctly carry out the operation stated in the comment to its right.

Correct AnswerverifiedShow Answer

In C++ If you attempt to store more data in an array than it can hold, the compiler will issue an error.

Correct AnswerverifiedShow Answer

An individual array element can be processed or passed to a function just like a regular C++ variable.

Correct AnswerverifiedShow Answer

The amount of memory used by an array depends upon the array's data type and how many elements it can hold.

Correct AnswerverifiedShow Answer

Which of the following statements correctly initialize the value variable?

Correct AnswerverifiedShow Answer

A two-dimensional array can be viewed as

Correct AnswerverifiedShow Answer

Unlike regular variables, arrays can hold multiple

Correct AnswerverifiedShow Answer

The range-based for loop may be used with arrays, but not with vectors.

Correct AnswerverifiedShow Answer

An element of a two-dimensional array is referenced by the array name and two subscripts, first the element row number and then the element column number.

Correct AnswerverifiedShow Answer

Subscript numbering in C++

Correct AnswerverifiedShow Answer

If employee is an array of objects with a public member function named setHoursWorked, which of the following statements correctly calls that function for the employee object in array element 5?

Correct AnswerverifiedShow Answer

The following two arrays string deptName[3] = {"Manufacturing", "Sales", "Business Office") ; Double deptBudget[3] = {200000.0, 60000.0, 50000.0}; Are an example of ________ arrays.

Correct AnswerverifiedShow Answer

The following statement is a valid C++ array definition. double money[25.00];

Correct AnswerverifiedShow Answer

Arrays can be passed to functions, but individual array elements cannot be.

Correct AnswerverifiedShow Answer

By using the same ________ you can build relationships between data stored in two or more arrays.

Correct AnswerverifiedShow Answer

The statement int grades[ ] = { 100, 90, 99, 80 }; Is an example of

Correct AnswerverifiedShow Answer

When an array is passed to a function, it is actually ________ the array that is/are passed.

Correct AnswerverifiedShow Answer

If the scores array is defined like this: int scores[ ]= {4, 7, 4, 8, 9}; What will the following statement display? Cout << scores[4];

Correct AnswerverifiedShow Answer

To add up all the values in a two-dimensional array it would be best to use

Correct AnswerverifiedShow Answer

If employee is an array of objects with a public member function named setHourlyWage, the following statement correctly calls this method for employee[2]. employee.setHourlyWage[2](20.00);

Correct AnswerverifiedShow Answer

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