Programming II Final Exam Questions
With Complete SolutionS!
A one-dimensional array can be initialized at the time it is defined, but a two-
dimensional array cannot be initialized at the time it is defined. - ANSWERSFalse
A(n) _________________ array is like several arrays of the same type put together. -
ANSWERStwo dimensional
To pass an array to a function, in the actual call you pass the
______________________ of the array. - ANSWERSname
To access an array element, use the array name and the element's -
ANSWERSsubscript
To add up all the values in a two-dimensional array it would be best to use -
ANSWERSnested loops
The advantage of a linear search is that ___________. - ANSWERSit is simple and it
can be used on unordered data
A(n) ___________ search is more efficient than a(n) __________ search. -
ANSWERSbinary, linear
A binary search begins with the ___________ element of an array. - ANSWERSmiddle
When searching for an item in an unordered set of data, binary search can find the item
more quickly than linear search. - ANSWERSFalse
Which of the sorts discussed so far made the same amount of passes and swaps no
matter what order the numbers were in to start with? - ANSWERSSelection
What is the minimum amount of passes that bubble sort will ever make? -
ANSWERSOne
With pointer variables you can access, but you cannot modify, data in other variables. -
ANSWERSFalse
The statement int *ptr = new int; acquires memory to hold an integer and then -
ANSWERSsets ptr to point to the allocated memory
The command to free up the memory that a pointer points to is the
_________________ command. - ANSWERSdelete
, Arithmetic operations can be performed on pointers? - ANSWERSTrue
________________ can be used as pointers - ANSWERSArray names
A pointer may be initialized with - ANSWERSthe address of an existing object of the
appropriate type
The statement double *num; - ANSWERSdefines a pointer variable called num
When the less than ( < ) operator is used between two pointer variables, the expression
is testing whether - ANSWERSthe address of the first variable comes before the
address of the second variable in the computer's memory
Assuming that arr is an array identifier, the statement sum += *arr; - ANSWERSadds
the value stored in arr[0]to sum
Which of the following statements is not valid C++ code (assuming num1 and ptr2 are
pointers)? - ANSWERSAll are invalid
The statement cout << &num1; will output - ANSWERSthe memory address of the
variable called num1
The statement cout << *ptr; will output - ANSWERSthe value stored in the variable
whose address is contained in ptr
The _________ and _________ operators can respectively be used to increment and
decrement a pointer variable. - ANSWERS++, --
____________ is required after the closing brace of a class declaration. -
ANSWERSsemicolon
Objects are created from abstract data types that encapsulate data and ____________
together. - ANSWERSfunctions
The ____________ is used to protect important data. - ANSWERSprivate access
specifier
A constructor - ANSWERSmust be public
When the body of a member function is defined inside a class declaration, it is called
a(an) ____________ function. - ANSWERSinline
A __________ is a member function that is automatically called when a class object is
__________. - ANSWERSconstructor, created
With Complete SolutionS!
A one-dimensional array can be initialized at the time it is defined, but a two-
dimensional array cannot be initialized at the time it is defined. - ANSWERSFalse
A(n) _________________ array is like several arrays of the same type put together. -
ANSWERStwo dimensional
To pass an array to a function, in the actual call you pass the
______________________ of the array. - ANSWERSname
To access an array element, use the array name and the element's -
ANSWERSsubscript
To add up all the values in a two-dimensional array it would be best to use -
ANSWERSnested loops
The advantage of a linear search is that ___________. - ANSWERSit is simple and it
can be used on unordered data
A(n) ___________ search is more efficient than a(n) __________ search. -
ANSWERSbinary, linear
A binary search begins with the ___________ element of an array. - ANSWERSmiddle
When searching for an item in an unordered set of data, binary search can find the item
more quickly than linear search. - ANSWERSFalse
Which of the sorts discussed so far made the same amount of passes and swaps no
matter what order the numbers were in to start with? - ANSWERSSelection
What is the minimum amount of passes that bubble sort will ever make? -
ANSWERSOne
With pointer variables you can access, but you cannot modify, data in other variables. -
ANSWERSFalse
The statement int *ptr = new int; acquires memory to hold an integer and then -
ANSWERSsets ptr to point to the allocated memory
The command to free up the memory that a pointer points to is the
_________________ command. - ANSWERSdelete
, Arithmetic operations can be performed on pointers? - ANSWERSTrue
________________ can be used as pointers - ANSWERSArray names
A pointer may be initialized with - ANSWERSthe address of an existing object of the
appropriate type
The statement double *num; - ANSWERSdefines a pointer variable called num
When the less than ( < ) operator is used between two pointer variables, the expression
is testing whether - ANSWERSthe address of the first variable comes before the
address of the second variable in the computer's memory
Assuming that arr is an array identifier, the statement sum += *arr; - ANSWERSadds
the value stored in arr[0]to sum
Which of the following statements is not valid C++ code (assuming num1 and ptr2 are
pointers)? - ANSWERSAll are invalid
The statement cout << &num1; will output - ANSWERSthe memory address of the
variable called num1
The statement cout << *ptr; will output - ANSWERSthe value stored in the variable
whose address is contained in ptr
The _________ and _________ operators can respectively be used to increment and
decrement a pointer variable. - ANSWERS++, --
____________ is required after the closing brace of a class declaration. -
ANSWERSsemicolon
Objects are created from abstract data types that encapsulate data and ____________
together. - ANSWERSfunctions
The ____________ is used to protect important data. - ANSWERSprivate access
specifier
A constructor - ANSWERSmust be public
When the body of a member function is defined inside a class declaration, it is called
a(an) ____________ function. - ANSWERSinline
A __________ is a member function that is automatically called when a class object is
__________. - ANSWERSconstructor, created
