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Using Pointers for Array Processing Fundamentals of Programming Quiz

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Using Pointers for Array Processing Fundamentals of Programming Quiz

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Questions and Answers

When is subtracting two pointers meaningful?

When they are of different data types

When they point to elements of the same array (correct)

When they point to different arrays

When they point to different types

How can a pointer be used to step through an array?

By comparing it with another pointer

By dividing its value

By multiplying its value

By incrementing its value (correct)

What is the relationship between arrays and pointers?

The name of an array can be used as a pointer to the first element in the array (correct)

Arrays and pointers are unrelated

Arrays and pointers cannot be related

Arrays and pointers are interchangeable

What does the sizeof operator primarily do?

Calculates the size of variables and datatypes Signup and view all the answers

How can an array argument be protected from change?

Use the const specifier Signup and view all the answers

What is the result of adding 3 to the pointer p?

A pointer to the element that is 3 places after the one that p points to Signup and view all the answers

What is the result of subtracting 6 from the pointer p?

A pointer to the element that is 6 places before the one that p points to Signup and view all the answers

What does the result of subtracting two pointers represent?

The distance (measured in array elements) between the pointers Signup and view all the answers

What does adding an integer j to a pointer p yield?

A pointer to the element that is j places after the one that p points to Signup and view all the answers

What does subtracting an integer j from a pointer p yield?

A pointer to the element that is j places before the one that p points to Signup and view all the answers