(a) Determine whether the following variable declaration is valid int INT; A Valid B Invalid (b) Determine whether the following variable declaration is valid. int *ptr; A  Valid B Invalid (c) Which of the following statement about pointer is TRUE? A. A pointer variable is a variable used tostore an address B.A pointer holds the data, rather thanwhere to find the data C.The unary operator & is used to find anobject's value D.The unary operator * is used to find an object's address

Q: Write a funtion to swap the two float variables using pointers. Print the values before and after…

A: I have  provided  C++ CODE  along  with CODE  SCREENSHOT  and  OUTPUT SCREENSHOT--------------

Q: int *ptr, p;

A: Answer for the above question will be:  " ptr is a pointer to integer, p is not."       That  is…

Q: 16. NULL can be assigned to a void pointer. True O False

A: The pointer is a variable that stores a memory address.

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A: Answer: Difference between the void and NULL pointer using the examples we have seen with…

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A: Please find the detailed answer for the option C.

Q: Fill-in-the-Blank The __________ operator can be used to work with the variable a pointer points to.

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A: please do upvote for my efforts !   answer:       code   #include <bits/stdc++.h>using…

Q: 16. NULL can be assigned to a void pointer. True O False

A: ANswer is False NULL is a value. A void pointer is an untyped pointer.

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Q: Give an example of a function that incorrectly returns a pointer.

A: Give an example of a function that incorrectly returns a pointer

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A: We are going to write C++ statements which will declare a pointer to an integer and an integer…

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A: Include necessary headers into program. Define a function to swap the values with two address…

Q: 16. NULL can be assigned to a void pointer. True O False

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Q: 16. NULL can be assigned to a void pointer. True O False

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Q: The following is the difference between void and NULL pointers: Use relevant examples to back up…

A: The correct answer is given in the below steps.

Q: This part of the assignment will give you a chance to perform some simple tasks with pointers. The…

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A:

Q: Driver License Exam  C++  1Functions with array pointers as input parameters. 2. Functions that…

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Q: How may the address of a variable be added to a pointer variable?

A: The question is a multiple type. Hence only the first question has been answered.

Q: The following is the difference between void and NULL pointers: Use relevant examples to back up…

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A:

Q: The following is the difference between void and NULL pointers: Use relevant examples to back up…

A: what separates a Null pointer from a Void pointer is explained in next step:

Q: Fill-in-the-Blank A pointer that contains the address 0 is called a(n) __________ pointer.

A: Answer: A pointer that contains the address 0 is called a(n) __________ pointer.

Q: Given the definitions of myChars and myCopiedChars below, write a function in C which is capable of…

A: Code in C language: #include <stdio.h> #include <stdlib.h> #include <string.h>…